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Siderophyllite-Polylithionite Series

A solid-solution series between two end-member minerals

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Photos of Siderophyllite-Polylithionite Series (237)Recorded Ages and Analyses Discuss Siderophyllite-Polylithionite Series

Siderophyllite-Polylithionite Series Gallery Search Photos of Siderophyllite-Polylithionite Series

Edit Siderophyllite-Polylithionite Series Add Synonym Edit CIF structures Clear Cache

Polylithionite, etc.

Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax County, New Mexico, USA

Polylithionite

Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax County, New Mexico, USA

Polylithionite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Polylithionite, etc.

Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax County, New Mexico, USA

Polylithionite

Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax County, New Mexico, USA

Polylithionite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Polylithionite, etc.

Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax County, New Mexico, USA

Polylithionite

Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax County, New Mexico, USA

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About Siderophyllite-Polylithionite SeriesHide

Series Formula:

KFe₂²⁺Al(Al₂Si₂O₁₀)(OH)₂ to KLi₂Al(Si₄O₁₀)(F,OH)₂

A series between Siderophyllite and Polylithionite

Unique IdentifiersHide

Mindat ID:

46190

Long-form identifier:

mindat:1:1:46190:6

Age distributionHide

Recorded ages:

Paleozoic : 386 Ma to 301 ± 5 Ma - based on 5 recorded ages.

Sample ages:

Sample ID	Recorded age	Geologic Time	Dating method
1	301 ± 5 Ma	Pennsylvanian	K-Ar
2	386 Ma	Middle Devonian	Rb-Sr

Sample references:

ID	Locality	Reference	Notes
1	Seiffen, Erzgebirgskreis, Saxony, Germany	Romer, R. L.; Thomas, R. (2005) U-Pb dating of micro-inclusions: The age of the Ehrenfriedersdorf tin deposit (Erzgebirge, Germany). In Mineral Deposit Research: Meeting the Global Challenge. Springer, Berlin, Heidelberg. p.817-820. doi:10.1007/3-540-27946-6_208
2	Khaldzan Buragtag massif, Myangad District, Khovd Province, Mongolia	Kovalenko, V. I., Tsaryeva, G. M., Goreglyad, A. V., Yarmolyuk, V. V., Troitsky, V. A., Hervig, R. L., Farmer, G. L. (1995) The peralkaline granite-related Khaldzan-Buregtey rare metal (Zr, Nb, REE) deposit, western Mongolia. Economic Geology, 90 (3) 530-547 doi:10.2113/gsecongeo.90.3.530	from granite

Chemical AnalysisHide

Oxide wt%:

	1	2
SiO₂	60.20 %	59.56 %
Al₂O₃	11.73 %	12.04 %
Nb₂O₅	0.08 %	1.52 %
TiO₂	1.10 %	0.48 %
Fe₂O₃	0.88 %	0.13 %
MgO	0.15 %	0.34 %
MnO	0.07 %	0.03 %
Li₂O	7.07 %	7.26 %
CaO	0.04 %
Na₂O	0.41 %	0.53 %
K₂O	11.15 %	11.05 %
Rb₂O	0.80 %	1.14 %
F	8.40 %	7.73 %
H₂O+	0.46 %	0.47 %
H₂O-	0.81 %	0.73 %
-O-F₂	-3.54 %	-3.26 %
FeO		0.42 %
Total:	99.81 %	100.17 %

Empirical formulas:

Sample ID	Empirical Formula
1	(K_0.94Na_0.05Rb_0.03)(Li_1.89Al_0.92Ti_0.06Fe³⁺_{0. 04}Mg_.02)Si_3.99O_10.00(F_1.76OH_0.04.)
3	(K_0.97Na_0.03Rb_0.01)_Σ1.01(Li_2.04Al_0.84Tⁱ⁴⁺_0.09Fe³⁺_0.03)_Σ3.00(Si_3.98Al_0.02)O₁₀[F_1.68(OH)_0.33]_Σ2

Sample references:

ID	Locality	Reference	Notes
1	Vøra, Vesterøya, Sandefjord, Vestfold, Norway	Raade, Gunnar, Larsen, Alf Olav (1980) Polylithionite from syenite pegmatite at Vøra, Sandefjord, Oslo Region, Norway. Contributions to the mineralogy of Norway, No. 65. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 60 (2) 117-124	Wet chemical and X-ray fluorescens. Empirical formula based on 12 (O,OH,F)
2	Kangerluarsuk Fjord, Ilímaussaq complex, Kujalleq, Greenland	Stevens, Rollin E. (1938) New analyses of lepidolites and their interpretation. American Mineralogist, 23 (10) 607-628	Sample nr 17 in the analysis. Large plates, greenish. Labelled as Greenland, most probably from Kangerluarsuk.
3	Dara-i-Pioz Massif, Districts of Republican Subordination, Tajikistan	Hawthorne, Frank C., Sokolova, Elena, Agakhanov, Atali A., Pautov, Leonid A., Karpenko, Vladimir Yu. (2019) The crystal structure of polylithionite-1M from Darai-Pioz, Tajikistan: the role of short-range order in driving symmetry reduction in 1M Li-rich mica. The Canadian Mineralogist, 57 (4) 519-528 doi:10.3749/canmin.1800083

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Temp (K)
0004417	Polylithionite	Brigatti M F, Mottana A, Malferrari D, Cibin G (2007) Crystal structure and chemical composition of Li-, Fe-, and Mn-rich micas American Mineralogist 92 1395-1400	2007	Mokrusha mine, Yuzhakova village, Murzinka region, Russia	293
0004416	Polylithionite	Brigatti M F, Mottana A, Malferrari D, Cibin G (2007) Crystal structure and chemical composition of Li-, Fe-, and Mn-rich micas American Mineralogist 92 1395-1400	2007	Hirukawa mine, Ena county, Gifu prefecture, Chibu region, Japan	293
0007102	Polylithionite	Brigatti M F, Caprilli E, Malferrari D, Medici L, Poppi L (2005) Crystal structure and chemistry of trilithionite-2M2 and polylithionite-2M2 European Journal of Mineralogy 17 475-481	2005	Varutrask, Vasterbotten, Sweden	293
0012230	Polylithionite	Swanson T H, Bailey S W (1981) Redetermination of the lepidolite-2M_1 structure Clays and Clay Minerals 29 81-90	1981	Bikupice, Czech Republic	293
0015663	Polylithionite	Sartori F (1977) The crystal structure of a 2M_1 lepidolite Tschermaks Mineralogische und Petrographische Mitteilungen 24 23-37	1977	Biskupice, Moravia, Czech Republic	293
0006977	Siderophyllite	Brigatti M F, Kile D E, Poppi L (2003) Crystal structure and chemistry of lithium-bearing trioctahedral micas-3T European Journal of Mineralogy 15 349-355	2003		293
0006976	Siderophyllite	Brigatti M F, Kile D E, Poppi L (2003) Crystal structure and chemistry of lithium-bearing trioctahedral micas-3T European Journal of Mineralogy 15 349-355	2003		293
0006975	Siderophyllite	Brigatti M F, Kile D E, Poppi L (2003) Crystal structure and chemistry of lithium-bearing trioctahedral micas-3T European Journal of Mineralogy 15 349-355	2003		293
0002931	Siderophyllite	Redhammer G J, Roth G (2002) Single-crystal structure refinements and crystal chemistry of synthetic trioctahedral micas KM3(Al,Si)4O10(OH)2, where M = Ni, Mg, Co, Fe, Al American Mineralogist 87 1464-1476	2002		293
0002927	Siderophyllite	Redhammer G J, Roth G (2002) Single-crystal structure refinements and crystal chemistry of synthetic trioctahedral micas KM3(Al,Si)4O10(OH)2, where M = Ni, Mg, Co, Fe, Al American Mineralogist 87 1464-1476	2002		293
0002509	Siderophyllite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002508	Siderophyllite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002507	Siderophyllite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002506	Siderophyllite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) sample: 140(2) American Mineralogist 85 1275-1286	2000		293
0002505	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) sample: 140(1) American Mineralogist 85 1275-1286	2000		293
0002504	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002503	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002502	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002501	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002500	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) sample: 130(2) American Mineralogist 85 1275-1286	2000		293
0002499	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) sample: 130(1) American Mineralogist 85 1275-1286	2000		293
0002498	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002497	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293
0002496	Polylithionite	Brigatti M F, Lugli C, Poppi L, Foord E E, Kile D E (2000) Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) American Mineralogist 85 1275-1286	2000		293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Polylithionite'
loop_
_publ_author_name
'Brigatti M F'
'Mottana A'
'Malferrari D'
'Cibin G'
_journal_name_full 'American Mineralogist'
_journal_volume 92 
_journal_year 2007
_journal_page_first 1395
_journal_page_last 1400
_publ_section_title
;
 Crystal structure and chemical composition of Li-, Fe-, and Mn-rich micas
 Sample: Mokrusha
;
_database_code_amcsd 0004417
_chemical_compound_source 'Mokrusha mine, Yuzhakova village, Murzinka region, Russia'
_chemical_formula_sum 'Si3.32 Al1.68 Li1.32 Fe.36 Mn.16 Mg.16 K.94 Na.04 Ca.01 O10.1 (F1.9 H.1)'
_cell_length_a 5.297
_cell_length_b 9.133
_cell_length_c 10.168
_cell_angle_alpha 90
_cell_angle_beta 100.78
_cell_angle_gamma 90
_cell_volume 483.222
_exptl_crystal_density_diffrn      2.862
_symmetry_space_group_name_H-M 'C 1 2 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  '-x,y,-z'
  '1/2-x,1/2+y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
SiT1   0.07540   0.16930   0.22960   0.83000   0.01300
AlT1   0.07540   0.16930   0.22960   0.17000   0.01300
SiT11   0.58590   0.33320   0.22910   0.83000   0.01100
AlT11   0.58590   0.33320   0.22910   0.17000   0.01100
LiM1   0.00000   0.99200   0.50000   0.66000   0.01500
FeM1   0.00000   0.99200   0.50000   0.17000   0.01500
MnM1   0.00000   0.99200   0.50000   0.16000   0.01500
MgM1   0.00000   0.99200   0.50000   0.01000   0.01500
AlM2   0.00000   0.32260   0.50000   1.00000   0.01400
LiM3   0.50000   0.16200   0.50000   0.66000   0.00900
FeM3   0.50000   0.16200   0.50000   0.19000   0.00900
MgM3   0.50000   0.16200   0.50000   0.15000   0.00900
KA   0.00000   0.50100   0.00000   0.94000   0.02900
NaA   0.00000   0.50100   0.00000   0.04000   0.02900
CaA   0.00000   0.50100   0.00000   0.01000   0.02900
O1   0.03010   1.00260   0.17170   1.00000   0.02300
O2   0.32060   0.23700   0.16970   1.00000   0.02700
O22   0.81970   0.26350   0.16330   1.00000   0.02100
O3   0.12030   0.17700   0.39370   1.00000   0.01700
O33   0.66020   0.32880   0.39310   1.00000   0.02100
O-H4   0.11160   0.47490   0.40010   0.05000   0.01900
F4   0.11160   0.47490   0.40010   0.95000   0.01900
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
SiT1 0.00900 0.01000 0.02300 0.00400 0.00600 0.00100
AlT1 0.00900 0.01000 0.02300 0.00400 0.00600 0.00100
SiT11 0.01300 0.00800 0.01100 0.00300 0.00000 0.00200
AlT11 0.01300 0.00800 0.01100 0.00300 0.00000 0.00200
LiM1 0.01100 0.01000 0.02500 0.00000 0.00500 0.00000
FeM1 0.01100 0.01000 0.02500 0.00000 0.00500 0.00000
MnM1 0.01100 0.01000 0.02500 0.00000 0.00500 0.00000
MgM1 0.01100 0.01000 0.02500 0.00000 0.00500 0.00000
AlM2 0.00500 0.00900 0.02800 0.00000 0.00600 0.00000
LiM3 0.00800 0.00800 0.00800 0.00000 -0.00300 0.00000
FeM3 0.00800 0.00800 0.00800 0.00000 -0.00300 0.00000
MgM3 0.00800 0.00800 0.00800 0.00000 -0.00300 0.00000
KA 0.02800 0.02300 0.03500 0.00000 0.00300 0.00000
NaA 0.02800 0.02300 0.03500 0.00000 0.00300 0.00000
CaA 0.02800 0.02300 0.03500 0.00000 0.00300 0.00000
O1 0.02300 0.01800 0.02500 0.00500 0.00000 -0.01100
O2 0.02000 0.03700 0.02300 -0.00600 0.00500 -0.00800
O22 0.01900 0.02300 0.02300 0.00700 0.01000 -0.00300
O3 0.01800 0.02100 0.01000 0.00900 -0.00100 -0.00200
O33 0.02700 0.00800 0.02800 0.01000 0.00400 0.00200
O-H4 0.01900 0.01700 0.02100 -0.00500 0.00200 -0.00100
F4 0.01900 0.01700 0.02100 -0.00500 0.00200 -0.00100

Common AssociatesHide

Associations Based on Photo Data:

1 photo of Siderophyllite-Polylithionite Series associated with 'Pyknite'	Al₂(SiO₄)(F,OH)₂
1 photo of Siderophyllite-Polylithionite Series associated with Topaz	Al₂(SiO₄)(F,OH)₂
1 photo of Siderophyllite-Polylithionite Series associated with 'Columbite-(Fe)-Columbite-(Mn) Series'
1 photo of Siderophyllite-Polylithionite Series associated with 'Sapphire'	Al₂O₃

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Siderophyllite-Polylithionite SeriesHide

mindat.org URL:

https://www.mindat.org/min-46190.html
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References for Siderophyllite-Polylithionite SeriesHide

Reference List:

Rieder, M., Cavazzini, G., D’Yakonov, Y.S., Frank-Kamenetskii, V.A., Gottardt, G., Guggenheim, S., Koval, P.V., Muller, G., Neiva, A.M.R., Radoslovich, E.W., Robert, J.L., Sassi, F.P., Takeda, H., Weiss, Z., Wones, D.R. (1998) Nomenclature of the micas. The Canadian Mineralogist, 36 (3) 905-912

Tischendorf, G., Förster, H.-J., Gottesmann, B., Rieder, M. (2007) True and brittle micas: composition and solid-solution series. Mineralogical Magazine, 71 (3) 285-320 doi:10.1180/minmag.2007.071.3.285

Localities for Siderophyllite-Polylithionite SeriesHide

Showing 304 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

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Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.



Argentina
Catamarca Province Sierra de Ancasti El Portezuelo ⓘ El Portezuelo Granite	[Polylithionite, Siderophyllite] Colombo et al. (2011)
La Rioja Province Sanagasta department ⓘ La Chinchilla granite	[Polylithionite] Lira et al. (2023)
Salta Province La Poma Department El Quemado mining district ⓘ Santa Elena pegmatite	[Polylithionite] López de Azarevich et al. (2021)
San Luis Province Sierra de Comechingones Comechingones Pegmatitic field ⓘ Ángel pegmatite	[Polylithionite] Demartis et al. (2011)

Australia
Tasmania Dorset municipality Tomahawk ⓘ Tomahawk river phonolite dyke	[Siderophyllite] Everard et al. (2004)
Victoria East Gippsland Shire Glen Valley ⓘ Blue Jacket Tin Mine (Blue Jacket Reef)	[Polylithionite] Eagle (2009)

Brazil
Amazonas Presidente Figueiredo ⓘ Pitinga mine	[Polylithionite] Ronchi et al. (2019) +1 other reference
ⓘ Água Boa pluton	[Siderophyllite] Lemanski (n.d.) +1 other reference
ⓘ Madeira pluton	[Polylithionite] Sighnolfi et al. (2008) +4 other references
Bahia Floresta Azul ⓘ Floresta Azul alkaline complex	[Siderophyllite] Alves Santos et al. (2021)
Itabuna ⓘ Itabuna syenitic batholith	[Siderophyllite] Leandro et al. (2022)
Goiás Monte Alegre de Goiás Mangabeira tin deposit ⓘ Periquito mine	[Siderophyllite] M. Abrahao Moura et al. et al. (2)
Teresina de Goiás Sucuri massif ⓘ Vaca Velha claim	[Siderophyllite] Raimbault (1993) +1 other reference
Mato Grosso Peixoto de Azevedo Peixoto de Azevedo river ⓘ Raimunda claim	[Polylithionite, Siderophyllite] Lopes et al. (2024)
Minas Gerais Nazareno ⓘ Volta Grande mine (Mibra mine)	[Polylithionite] Lagache et al. (1997)
Pará São Félix do Xingu ⓘ Mocambo Granite	[Siderophyllite] Barros Neto et al. (2020)
Rondônia Ariquemes ⓘ Massangana Massif	[Siderophyllite] Debowski et al. (2022)
ⓘ São Domingos intrusion	[Siderophyllite] Debowski et al. (2022)
São Paulo Cajati ⓘ Desemborque pluton	[Siderophyllite] Siachoque +2 other references

Cambodia
Takeo Province Kiri Vong District ⓘ Phnom Bayong	[Polylithionite] Piilonen et al. (2023)

Canada
Manitoba Red Cross Lake ⓘ Red Cross Lake pegmatites	[Polylithionite] Cerny et al. 2012 +1 other reference
Northwest Territories ⓘ Blachford Lake alkaline complex	[Polylithionite] Feng et al. (2015)
ⓘ Thor Lake syenite complex	[Polylithionite] Feng et al. (2015)
North Slave Region Blachford Lake alkaline complex Thor Lake syenite complex ⓘ T-Zone deposit	[Polylithionite] Feng et al. (2015)
O'Grady Lake area O'Grady Batholith ⓘ Stargazer Claim	[Polylithionite] Northern Mineral Showings Database
Nova Scotia Lunenburg Co. New Ross ⓘ Walker Moly prospect (New Russell prospect)	[Siderophyllite] O'Reilly et al. (1982)
Ontario Kenora District Root Lake pegmatite group Root Lake Area ⓘ McCombe pegmatites	[Siderophyllite] Tindle et al. (2005)
Québec Montérégie La Vallée-du-Richelieu RCM Mont Saint-Hilaire ⓘ Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH)	[Polylithionite, Siderophyllite] PERRAULT (1966) +3 other references
Lajemmerais RCM Varennes & St-Amable ⓘ Saint-Amable sill	[Polylithionite] Horváth et al. (1998)
ⓘ Demix-Varennes quarry	[Polylithionite] Horváth et al. (1998)
ⓘ Strange Lake Alkalic Complex (Strange Lake Complex; Lac Brisson Complex)	[Polylithionite] Miller (1990) +4 other references

China
Anhui Huangshan She Co. ⓘ Huangshan pluton	[Siderophyllite] Duan et al. (2025)
Wuhu Wuwei County ⓘ Huangmeijian granite	[Siderophyllite] Zhang et al. (2022)
Fujian Nanping Pucheng County ⓘ Maoyangtou U deposit (U deposit No. 570)	[Siderophyllite] Chen Diyun et al. (1997)
Guangdong Shanwei Lufeng Co. ⓘ Tashan Sn deposit	[Siderophyllite] Dezi Wang et al. (1995)
Shaoguan Qujiang District ⓘ Dabaoshan Mine	[Polylithionite] Liu et al. (2018)
Yangjiang Yangchun Co. ⓘ Xinpengling granite	[Siderophyllite] Yuan et al. (2026)
Guangxi Nandan-Hechi Sn-W metallogenic belt ⓘ Dachang ore field	[Siderophyllite] Guo et al. (2022)
Henan Sanmenxia Lushi County Guanpo Guanpo pegmatite field ⓘ Pegmatite vein no. 309 ?	[Polylithionite] Fan G. et al. (2013)
ⓘ Nanyangshan pegmatite field	[Polylithionite] Qu et al. (2023)
ⓘ Nanyangshan 703 deposit	[Polylithionite] Qu et al. (2020) +1 other reference
Hubei Shiyan Shennongjia Forest District ⓘ Shaxiongdong carbonatite	[Siderophyllite] Dai et al. (2025)
Hunan Chenzhou Linwu Co. Xianghualing Sn-polymetallic ore field ⓘ Xianghualing Mine	[Siderophyllite] Wu et al. (2022)
Inner Mongolia Xilingol League (Xilinguole Prefecture) Xilinhot City (Xilinhaote Co.) ⓘ Shihuiyao Rb-Nb-Ta-(Be-Li) deposit	[Siderophyllite] Chen et al. (2023) +1 other reference
Jiangxi Ganzhou Huichang Co. Hecaokeng Uranium ore field ⓘ Caotaobei U deposit (U deposit No. 6722)	[Siderophyllite] Chen Diyun et al. (1997)
Xikengjing Sn ore field (Mikengshan Sn ore field) ⓘ Yanbei Sn deposit	[Siderophyllite] Changshi Liu et al. (1994) +1 other reference
Liaoning Dandong ⓘ Saima complex	[Siderophyllite] Ma et al. (2023)
Qinghai Haixi Mongol and Tibetan Autonomous Prefecture Tianjun County ⓘ Chakabeishan rare-element pegmatites	[Siderophyllite] Liu et al. (2022)
Sichuan Dazhou Wanyuan Co. ⓘ Tongxing coal mine	[Polylithionite] Yuzhuang Sun et al. (2010)
Tibet Qamdo Prefecture (Changdu Prefecture) Markam Co. (Mangkang Co.) ⓘ Rumei lamprophyres	[Siderophyllite] Zeng et al. (2023)
Xinjiang Changji Autonomous Prefecture (Sanji Autonomous Prefecture) Qitai Co. (Gucheng Co.; Guqung Co.) Sabei intrusion ⓘ Sareshike Sn Mine	[Siderophyllite] Yuping Su et al. (2007)
Ili Kazakh Autonomous Prefecture Altay Prefecture (Aletai Prefecture) Fuyun Co. (Koktokay Co.) Koktokay pegmatite field (Keketuohai pegmatite field) Altay Mine ⓘ Koktokay No. 3 pegmatite (Altay No. 3 pegmatite)	[Polylithionite, Polylithionite var: Caesium-bearing Polylithionite] www.smartminerals.com (2004)

Czech Republic
Karlovy Vary Region Sokolov District Krásno ⓘ Huber stock (Huber shaft; Hub stock)	[Siderophyllite] Rieder et al. (1970)
South Bohemian Region Český Krumlov District Nová Ves ⓘ Nová Ves pegmatite	[Polylithionite] Welser +1 other reference
South Moravian Region Znojmo District Ctidružice ⓘ Ctidružice deposit	[Polylithionite] Scarlett Urbanová (2021)
Ústí nad Labem Region Teplice District Krupka Knöttel area ⓘ Barbora adit	[Siderophyllite] Rieder et al. (1970)
Steinknochen area ⓘ Nový Lukáš adit	[Siderophyllite] Rieder et al. (1970)
ⓘ Starý Martin adit	[Polylithionite, Siderophyllite] Rob Lavinsky (ex. Josef Vajdak specimen)
Vysočina Region Třebíč District Biskupice-Pulkov ⓘ U starého Čihadla pegmatite	[Polylithionite] Rieder et al. (1970)
ⓘ Radkovice u Hrotovic	[Polylithionite] Scarlett Urbanová (2021)
Stařeč ⓘ Kracovice	[Polylithionite] Škoda et al. (2012) +1 other reference
Žďár nad Sázavou District Bory ⓘ Dolní Bory	[Siderophyllite] Schreyer et al. (1993)
ⓘ Pegmatite vein No. 4	[Siderophyllite] Staněk (1997)
ⓘ Dolní Rožínka	[Polylithionite] Novotný et al. (2019)
ⓘ Pikárec ?	[Polylithionite] Flégr et al. (2017)
ⓘ Řečice	[Polylithionite] Novák +4 other references
ⓘ Řečice pegmatite	[Polylithionite] Flégr et al. (2017)
Rožná ⓘ Rožná pegmatite (Rozna; Roschna)	[Polylithionite] Novák +2 other references
ⓘ Rožná Borovina	[Polylithionite] P. Pauliš (2001)
ⓘ Rožná Hradisko	[Polylithionite] P. Pauliš (2001)

Egypt
ⓘ Eastern Desert	[Siderophyllite] MinMag 63:821-836
Red Sea Governorate ⓘ Abu Dabbab Massif	Alekseev et al. (2023)
ⓘ Gabal El-Ineigi	[Siderophyllite] Sami et al. (2017) +2 other references
ⓘ Kadabora-Abu Dob alkali-feldspar granite	[Siderophyllite] Abdalla (2006)
ⓘ Nuweibi Complex	Alekseev et al. (2023)
ⓘ Um Ara area	[Polylithionite] Abd El-Naby (2009)
ⓘ Um Safi	[Polylithionite, Siderophyllite] Mahdy et al. (2025)
Wadi Abu Rasheid ⓘ Leucogranite	[Polylithionite, Siderophyllite] Elsagheer et al. (2026)

Eswatini
Lubombo Region Sinceni Mountain Sinceni pegmatite field Sinceni West area ⓘ Zishineni	[Polylithionite] Grew et al. (2018)

Europe
Ore Mountains ⓘ Zinnwald-Cínovec mining region	[Polylithionite] Rieder et al. (1970)

Finland
Kymenlaakso Kotka ⓘ Murskelouhos pegmatite	Lahti
ⓘ Pyterlite occurrence	[Siderophyllite] Lemanski (n.d.)
Pyhtää ⓘ Outcrop of even grained granite	[Siderophyllite] Lemanski (n.d.)
Päijänne Tavastia Orimattila ⓘ Artjärvi	[Siderophyllite] Lemanski (n.d.)
Satakunta ⓘ Eurajoki	[Siderophyllite] Haapala Ilmari 1977 Petrography and ...
ⓘ Tarkki	[Siderophyllite] Lemanski (n.d.)
ⓘ Väkkärä	[Siderophyllite] Lemanski (n.d.)
Uusimaa Loviisa ⓘ Liljendal	[Siderophyllite] Lemanski (n.d.)
ⓘ Outcrop of aplite	[Siderophyllite] Lemanski (n.d.)
Myrskylä ⓘ Granite outcrop	[Siderophyllite] Lemanski (n.d.)

Finland/Russia
Wyborg batholith ⓘ Kotka	[Siderophyllite] Lemanski (n.d.)
ⓘ Kymi intrusion	[Siderophyllite] Haapala et al. (2005)
ⓘ Liljendal	[Siderophyllite] Lemanski (n.d.)
ⓘ Myrskylä	[Siderophyllite] Lemanski (n.d.)
ⓘ Pyhtää	[Siderophyllite] Lemanski (n.d.)
ⓘ Ruotsenyhtää	[Siderophyllite] Lemanski (n.d.)

France
New Caledonia Southern Province Thio ⓘ Koum Granodiorite	[Siderophyllite] Cluzel et al. (2024)
Occitanie Aude Carcassonne Citou ⓘ Meyrac	[Siderophyllite] Eur. J. Mineral.
Salsigne ⓘ Salsigne mine	[Siderophyllite] Eur. J. Mineral.

Germany
Saxony Erzgebirgskreis Ehrenfriedersdorf ⓘ Sauberg Mine	[Siderophyllite] Rieder et al. (1970)
Geyer ⓘ Geyersberg Granite Stock	[Polylithionite] René (2019)
ⓘ Raithalden	[Siderophyllite] Rieder et al. (1970)
Sächsische Schweiz-Osterzgebirge Altenberg ⓘ Tin mine	[Siderophyllite]
Dippoldiswalde ⓘ Sadisdorf	[Siderophyllite] Lauf (2006)

Greece
Peloponnese Laconia Monemvasia Molaoi ⓘ Molai deposit	[Siderophyllite] Kevrekidis et al. (2024)

Greenland
Kujalleq Igaliku Narsaarsuk Plateau ⓘ Narssârssuk pegmatite	[Polylithionite] Bøggild (1953) +1 other reference
Narsaarsuup Qaava ⓘ Nanna pegmatite	[Polylithionite] McDonald et al. (2001) +1 other reference
ⓘ Ilímaussaq complex	[Polylithionite] Petersen (2001)
ⓘ Kangerluarsuk Fjord	[Polylithionite] Lorentzen (1881) +2 other references
Head of Kangerluarsuk Lilleelv ⓘ Lilleelv pegmatite	[Polylithionite] B. Otter collection
ⓘ Kringlerne	[Polylithionite] Petersen (2001)
ⓘ Qeqertaussaq Island	[Polylithionite] Julian Gray (2002)
ⓘ Kuannersuit Plateau (Kvanefjeld)	[Polylithionite] Friis et al. (2004)
ⓘ Slope between Kvanefjeld Mt and Steenstrups Mt	[Polylithionite] Metcalf-Johansen (1977)
ⓘ Tugtupite-bearing albitites	[Polylithionite] Friis et al. (2004)
ⓘ Mount Nakkaalaaq	[Polylithionite] Pavel M. Kartashov (n.d.)
ⓘ Taseq Slope	[Polylithionite] Cole (2003)
Tunulliarfik Fjord ⓘ Tugtup Agtakôrfia	[Polylithionite] Bøggild (1953)
ⓘ Tuperssuatsiat Bay	[Polylithionite] Otter (2016)

India
Maharashtra Konkan Division Raigad District Murud Murud-Janjira ⓘ Tephriphonolite outcrop	[Siderophyllite] Dessai et al. (1990)
Rajasthan Nagaur District ⓘ Degana Mine	[Siderophyllite] Roy et al. (2022)

Ireland
Leinster Carlow County ⓘ Aclare	[Siderophyllite] Barros et al. (2022)
ⓘ Leinster Batholith	[Polylithionite, Siderophyllite] Barros et al. (2022)
Wicklow County Shillelagh ⓘ Moylisha	[Siderophyllite] Barros et al. (2022)

Italy
Lombardy Varese Province ⓘ Cuasso al Monte	[Siderophyllite] Pezzotta et al. (1999)
Cavagnano ⓘ Puricelli Quarry ?	[Siderophyllite] Fabio Brignoli collection
Cuasso al Piano ⓘ Bonomi Quarry	[Siderophyllite] Pezzotta et al. (1999)
Piedmont Verbano-Cusio-Ossola Province Baveno Oltrefiume Mount Camoscio ⓘ Locatelli quarry	[Siderophyllite] Grill (1935)
ⓘ Seula mine	[Siderophyllite] Albertini (1983)
Omegna Brughiere ⓘ Rio Inferno quarry	[Siderophyllite] Albertini (2000) +1 other reference
Toceno Val di Crana Val di Crana pegmatites ⓘ Bosco pegmatite	[Siderophyllite] Guastoni et al. (2019)
ⓘ Fiume pegmatite	[Siderophyllite] Guastoni et al. (2019)
Trentino-Alto Adige/Südtirol Trento Province Castello Tesino ⓘ Cima D'Asta-Campo Regana	[Siderophyllite] Ferretti et al. (2008)

Japan
Ehime Prefecture Ochi District Iwagi Island ⓘ Mount Kuresaka	[Polylithionite] Imaoka et al. (2024)
Fukuoka Prefecture Fukuoka City ⓘ Nagatare (Nagatareyama; Nagatare mine)	[Polylithionite] ...
Gifu Prefecture Nakatsugawa City Hirukawa ⓘ Yagenyama	Yamada (2004)
Shiga Prefecture Nagahama City ⓘ Mount Tagami	[Siderophyllite] Shirose (2021)

Kazakhstan
Abai Region Tarbagatai Range Akzhaylyautas Mts (Akzhailyautas Mts; Akjaylautas Mts; Akzhalautas Mts) ⓘ Verkhnee Espe Massif (Verkhnee Espe deposit)	[Polylithionite] Pavel M. Kartashov (n.d.)
Zharma District ⓘ Kvartsevoye Pegmatite Deposit	[Siderophyllite] Oitseva et al. (2025)
East Kazakhstan Region ⓘ Shok-Karagai deposit	[Siderophyllite] Pavel M. Kartashov (n.d.)
Jambyl Region Moiynkum District ⓘ Kara-Oba W deposit	[Siderophyllite] Evseev (1995)

Kyrgyzstan
Batken Region Batken District ⓘ Hodzha-Achkan (Hodjaachkan) massif	[Polylithionite] Pautov et al. (2013)

Malawi
Southern Region Zomba ⓘ Mount Malosa	[Polylithionite] Petersen et al. (1994)

Mongolia
Khovd Province Myangad District ⓘ Khaldzan Buragtag massif	[Polylithionite] Econ Geol (1995) +2 other references
ⓘ Khalzan Buregte Zr–Nb–REE deposit (Khalzan Buregtei deposit)	[Polylithionite] Kovalenko et al. (1995) +2 other references
ⓘ Tsakhirin Khuduk Y-Zr-Nb deposit	[Polylithionite] Econ Geol (1995)
Ömnögovi Province Khanbogd District ⓘ Khan Bogd Peralkaline Granite	[Polylithionite] Vakanjac et al. (2026)
ⓘ Dorozhnyi pegmatite	[Polylithionite] Hawthorne et al. (1986)

Morocco
Drâa-Tafilalet Region Midelt Province Midelt Cercle Aït Oufella Caïdat Amersid ⓘ Jebel Bou-Agrao	[Polylithionite] Khadem Allah (1993)
Tanger-Tetouan-Al Hoceima Region Chefchaouen Province Beni Bousera massif ⓘ Amter pegmatite field	[Siderophyllite] Giannoni et al. (2025)

Mozambique
Zambezia Province Alto Mólocuè District ⓘ Namacotche LCT pegmatites	[Polylithionite] Gomes et al. (2022)
Gilé District Muiane-Naipa group ⓘ Muiâne pegmatite (Muiâne mine; Emdal mines)	[Polylithionite] Thomas et al. (2010)
ⓘ Namivu Pegmatite (Namivo Pegmatite)	[Polylithionite] Neiva (2014)

Namibia
Khomas Region Windhoek Rural Aris ⓘ Aris Quarries	[Polylithionite] www.koeln.netsurf.de (1999) +5 other references

Niger
Agadez Tchirozerine ⓘ Tarraouadji Massif	[Siderophyllite] J. Fabriès and G. Rocci (1965)

Norway
Agder Birkenes Begervannet ⓘ Vaselona (Begervannet 01)	[Siderophyllite, Siderophyllite var: Magnesium-bearing Siderophyllite] Müller et al. (2006)
Søndrestjenn ⓘ Søndrestjenn 1 (Skåremyr)	[Siderophyllite, Siderophyllite var: Magnesium-bearing Siderophyllite] Müller et al. (2006)
ⓘ Evje og Hornnes	[Siderophyllite] Rosing-Schow et al. (2017)
Li ⓘ Li 02 Feldspar Quarry (Li gruve)	[Siderophyllite] Müller et al. (2017)
ⓘ Froland	[Siderophyllite, Siderophyllite var: Magnesium-bearing Siderophyllite] Rosing-Schow et al. (2017)
ⓘ Iveland	[Siderophyllite] Rosing-Schow et al. (2017)
Telemark Drangedal Tørdal ⓘ Bratterud pegmatite	[Siderophyllite] Wilhelmsen (2020)
ⓘ Heftetjern pegmatite	[Siderophyllite] Wilhelmsen (2020)
ⓘ Høydalen	[Polylithionite, Siderophyllite, Siderophyllite var: Magnesium-bearing Siderophyllite] Rosing-Schow et al. (2017)
ⓘ Skarsfjell pegmatite	Rosing-Schow et al. (2018)
Kragerø Lindvikskollen-Kalstadgangen pegmatite ⓘ Kalstadgangen	[Siderophyllite] De La Cruz et al. (2021)
ⓘ Lindvikskollen Quarry	[Siderophyllite] De La Cruz et al. (2021)
Porsgrunn Auenlandet Sagåsen ⓘ Sagåsen Quarry	[Polylithionite] Larsen et al. (2005)
Eidanger Bergsbygda ⓘ Gurpekollen	[Polylithionite] Larsen et al. (2010)
Siktesøya ⓘ Brønnebukta	[Polylithionite] Larsen et al. (1991)
Vestfold Larvik Commune Hedrum Lågendalen ⓘ Bratthagen 1	[Polylithionite] Larsen et al. (2010)
ⓘ Bratthagen 2	[Polylithionite] Berge (n.d.)
ⓘ Bratthagen 3 hillside pegmatites	[Polylithionite] Berge (n.d.)
Lysebo ⓘ Lysebo roadcut ?	[Polylithionite] Berge (n.d.)
ⓘ Låven	[Polylithionite] Raade et al. (1980)
Lille Arøya ⓘ Eudidymite locality	[Polylithionite] Larsen et al. (2010)
Stavern (Fredriksvärn) Fuglevika ⓘ Fuglevika Feldspar Prospect	[Polylithionite] Larsen et al. (2010)
Jahren pegmatite ⓘ Jahren Feldspar Quarry (Jaren Feldspar Quarry)	[Polylithionite] Åsheim (1994)
Tjølling Håkestad ⓘ Håkestad Quarry	[Polylithionite] Larsen et al. (2010)
Klåstad ⓘ Klåstad Quarry ?	[Polylithionite] Knut Edvard Larsen collection # MM-324 (Visual id only)
Tvedalen ⓘ Bjørndalen Quarry (Lundhs labrador)	[Polylithionite] Larsen et al. (2010)
ⓘ Heia Quarry	[Polylithionite] Larsen et al. (2010)
Vesle Arøya ⓘ Eudidymite-Epididymite locality	[Polylithionite] Brøgger (1890) +2 other references
Sandefjord Vesterøya ⓘ Buer	[Polylithionite] Larsen et al. (2010) +1 other reference
ⓘ Buerskogen	[Polylithionite] Larsen et al. (2013)
ⓘ Vøra	[Polylithionite] Raade et al. (1980)

Pakistan
Gilgit-Baltistan Shigar District Braldu Valley ⓘ Chhappu	[Polylithionite] Jose Zendrera Collection
ⓘ Skardu Area	[Polylithionite] imported from Shigar District +1 other reference

Portugal
ⓘ Panasqueira Mines	[Siderophyllite] Breiter et al. (2023)
Viseu Sátão Ferreira de Aves Aldeia Nova ⓘ Assunção Mine	[Siderophyllite]

Romania
Bistrița-Năsăud County Rodna Valea Vinului ⓘ Valea Vinului Mine	[Siderophyllite] Papp et al. (2005)

Russia
Buryatia Mama River Basin Maigunda River ⓘ Burpala alkaline massif	[Polylithionite] Bailey (1980)
Chelyabinsk Oblast Ilmen Mountains ⓘ Mine no. 125	[Siderophyllite] Cherednichenko (2023)
Chukotka Autonomous Okrug Bilibinsky District ⓘ Kekura (Kekurnoe) deposit	[Polylithionite, Siderophyllite] Alekseev (2025)
Chukchi Peninsula (Chukotka Peninsula; Chukotski Peninsula) ⓘ Severny pluton	[Polylithionite, Siderophyllite] Alekseev (2025)
Khabarovsk Krai Verkhnebureinsky District Badzhalski ore District ⓘ Grustnoe deposit	[Siderophyllite] Alekseev et al. (2017)
ⓘ Pravo-Urmiiskoe deposit (Pravo-Urmiisky)	[Siderophyllite] Shunso Ishihara et al. (1997) +3 other references
ⓘ Vostochnoe deposit	[Siderophyllite] Shunso Ishihara et al. (1997) +1 other reference
ⓘ Vysoky Sn deposit	[Siderophyllite] Bortnikov et al. (2008)
Magadan Oblast Tenkinsky District Ust-Omchug ⓘ Butugychag Sn-U deposit	[Siderophyllite] Goryachev (2001)
Murmansk Oblast ⓘ Aykuayvenchorr Mt. (Aikuaivenchorr Mt.; Aikuaiventchorr Mt.)	[Polylithionite] [World of Stones 95:5-6
ⓘ Kukisvumchorr Mt	[Polylithionite] Pekov et al. (2004)
Lovozersky District Alluaiv Mountain Umbozero mine ⓘ Shomiokitovoe pegmatite	[Polylithionite] Pekov (2000)
Karnasurt Mountain ⓘ Hackmanite Stock (Pegmatite #62)	[Polylithionite] Pekov (1998)
ⓘ Yubileinaya pegmatite	[Polylithionite]
Seidozero Lake ⓘ Lepkhe-Nel'm Mt	[Polylithionite] Pekov (2003)
ⓘ Pegmatite No. 45	[Polylithionite] Pavel M. Kartashov (n.d.) +1 other reference
ⓘ Pegmatite No. 47	[Polylithionite] Semenov E.I. (1972)
Voron'i Tundry ⓘ Vasin-Myl'k Mt	[Polylithionite] Pekov et al. (2010)
Primorsky Krai Dalnegorsk Urban District ⓘ Dalnegorsk	[Siderophyllite] Grant et al. (2001)
Republic of Karelia Pitkyarantsky District Pitkyaranta mining district ⓘ Lupikko Mine	[Siderophyllite] Pavel M. Kartashov (n.d.)
ⓘ Sakha	[Polylithionite] [World of Stones 12:49]
Abyysky District ⓘ Kuranakh ore field	[Siderophyllite] Trunilina et al. (2021)
Tomponsky District ⓘ Burgali Ore Field	[Polylithionite, Siderophyllite] Trunilina et al. (2024)
Ust-Yansky District Omchikandya Ore Field ⓘ Polyarnoe Deposit	[Siderophyllite] Trunilina et al. (2024)
Verkhoyansk District Yana River Basin Yana-Adycha Region ⓘ Arga-Ynnakh-Khaya granite Massif	[Polylithionite, Siderophyllite] Trunilina et al. (2024)
Sverdlovsk Oblast Prigorodny District Yuzhakovo ⓘ Alabashka pegmatite field	[Siderophyllite] Sokol et al. (2010)
ⓘ Kazennitsa vein (Kazionnitsa)	[Siderophyllite] webcenter.ru (2002)
ⓘ Mokrusha Mine	[Siderophyllite] Sokol et al. (2010)
Tuva Kaa-Khemsky District Erzin massif ⓘ Ulug-Tanzek deposit	[Polylithionite] Seltmann et al. (2010)
Sangilen Upland ⓘ Korgeredaba alkaline massif	[Polylithionite] Kapustin et al. (1965)
Todzhinsky District ⓘ Aryskan REE deposit	[Polylithionite] Pavel M. Kartashov (n.d.)
Zabaykalsky Krai Aginsky District Khangilai pluton ⓘ Orlovka	[Polylithionite, Siderophyllite] Thomas et al. (2009)
Kalarsky District ⓘ Katugin Ta-Nb deposit	[Polylithionite] Sharygin et al. (2014)
Khiloksky District ⓘ Orlovskoye	[Siderophyllite] Thomas et al. (2009)
Nerchinsky District Adun-Cholon Range ⓘ Sherlova Gora	[Siderophyllite] Kasatkin et al. (2014)
Olovyanninsky District ⓘ Turga Massif	[Siderophyllite] Ivanova et al. (2020)

Rwanda
Southern Province Muhanga District Nyamabuye Muhanga ⓘ Warusenge	[Siderophyllite] Royal Museum for Central Africa
Western Province Ngororero District Muhororo ⓘ Buranga pegmatite	[Siderophyllite] Bertossa (1968) +1 other reference

South Africa
Northern Cape Namakwa District Municipality Khâi-Ma Local Municipality Aggeneys ⓘ Black Mountain (Swartberg mine)	[Siderophyllite] Rudnick et al. (2013)

Spain
Canary Islands Santa Cruz de Tenerife Province Tenerife ⓘ ~~Alcala~~	[Polylithionite] Dill et al. (2023)
Arico ⓘ ~~Tajao~~	[Polylithionite] Dill et al. (2023)
Granadilla de Abona ⓘ ~~La Mareta~~	[Polylithionite] Dill et al. (2023)
Community of Madrid La Cabrera ⓘ La Cabrera pluton	[Polylithionite] Tánago et al. (2012)

Sweden
Uppsala County Uppsala Almunge ⓘ Almunge complex	[Siderophyllite]
Västerbotten County Skellefteå ⓘ Varuträsk	[Polylithionite] Sandström (2008) +1 other reference
Storuman Pauträsk ⓘ Rostberget W occurrence	[Siderophyllite]

Switzerland
Ticino Locarno Centovalli ⓘ Gridone - Monte Limidario area	[Siderophyllite] Weiβ et al. (2007)
Valais Hérens Vex Thyon ⓘ Crête de Thyon	[Siderophyllite] Lemanski (n.d.)

Tajikistan
Districts of Republican Subordination ⓘ Dara-i-Pioz Massif	[Polylithionite, Polylithionite-1M] Grew et al. (1994) +7 other references

UK
Northern Ireland County Down Mourne Mountains Newcastle ⓘ Greisen vein outcrop	[Siderophyllite] Rieder et al. (1970)
ⓘ Lindsay's Leap	[Siderophyllite] Nockholds et al. (1939)

Ukraine
Zhytomyr Oblast Korosten Raion ⓘ Perzhanskoe ore field (Perga Be deposit)	[Siderophyllite] Liventseva (n.d.)

USA
Alaska Nome Census Area Port Clarence Mining District York Mountains ⓘ Brooks Mountain	[Siderophyllite] AmMin 29:373
Arizona Graham County Aravaipa Mining District Aravaipa Landsman Camp ⓘ Landsman Camp area	[Polylithionite] Anthony et al. (1995)
ⓘ Landsman claim	[Polylithionite] Anthony et al. (1995)
Arkansas Hot Spring County Magnet Cove ⓘ Diamond Jo Quarry	[Siderophyllite] Henry Barwood - unpublished (2010)
ⓘ Jones Mill Quarry	[Polylithionite, Siderophyllite] Karl Estes (1998) +1 other reference
Pulaski County Little Rock Granite Mountain area ⓘ Big Rock Quarry (3M Quarry; Arch Street Pike Quarry)	[Polylithionite] H. Barwood - unpublished (2010)
California San Bernardino County Yucca Valley ⓘ California Blue Mine	[Polylithionite-1M] David Lowe personally analyzed sample ...
Colorado Douglas County ⓘ Devils Head Pegmatite Mining District	[Polylithionite] Brigatti et al. (2000)
El Paso County ⓘ Crystal Park	[Polylithionite, Siderophyllite] Brigatti et al. (2000)
ⓘ Pikes Peak	[Polylithionite, Siderophyllite] Brigatti et al. (2000)
ⓘ Sentinel rock (Specimen rock)	[Polylithionite] Brigatti et al. (2000)
Gunnison County Quartz Creek Pegmatite Mining District ⓘ Brown Derby Mine ?	[Polylithionite] Eckel et al. (1997)
ⓘ Brown Derby No. 1 ?	[Polylithionite] Bob Cobban
ⓘ Madagascar No. 1 claim	[Polylithionite] Walstrom (n.d.)
ⓘ Opportunity Mine ?	[Polylithionite] Eckel et al. (1997)
Jefferson County ⓘ Wigwam Creek	[Polylithionite, Siderophyllite] Brigatti et al. (2000)
Park County ⓘ Harris Park	[Polylithionite, Siderophyllite] Brigatti et al. (2000)
Teller County Pikes Peak batholith ⓘ Lake George ring complex	[Polylithionite, Siderophyllite] Brigatti et al. (2000)
Massachusetts Worcester County Fitchburg ⓘ Rollstone Hill Quarries ?	[Siderophyllite] Hitchen (1935)
Montana ⓘ Stillwater Complex	[Siderophyllite] McCallum (1996)
New Hampshire Carroll County Albany Blue Mountain ⓘ Moose pocket	[Siderophyllite] Rocks & Min. July-Aug 2005 +1 other reference
New Jersey Sussex County ⓘ Franklin Mining District ?	[Siderophyllite] Earl Verbeek
New Mexico Colfax County Springer Point of Rocks Mesa ⓘ Point of Rocks Quarry	[Polylithionite] 4th Annual New Mexico Mineral Symposium (1985)
Otero County Cornudas Mountains ⓘ Wind Mountain	[Polylithionite] Laszlo Horvath collection
North Carolina Dare County ⓘ Stumpy Point Pluton	[Siderophyllite] Speer et al. (1981)
South Carolina Saluda County ⓘ Clouds Creek Pluton	[Siderophyllite] Speer et al. (1981)
Virginia Augusta County West Augusta ⓘ Stoutameyer Branch (Stotameyer Creek)	[Polylithionite] Robin D. Tibbit (deceased)
Bedford County Goode quadrangle ⓘ Lovingston formation	[Siderophyllite] Dietrich (1990)
Washington Okanogan County Golden Horn Batholith ⓘ Washington Pass	[Polylithionite] Micro Probe Volume VI Number 8 +1 other reference
Wisconsin Marathon County Wausau Intrusive Complex ⓘ "Rotten granite" quarries	[Siderophyllite] Falster (1987)

Zimbabwe
Mashonaland Central Bindura District ⓘ Freda Rebecca Mine	[Siderophyllite] Asa Resource Group plc
Mazowe District ⓘ Mistress Mine	[Polylithionite, Siderophyllite] Martin (2020)
Midlands Gokwe North District ⓘ Sanyati Mine	[Siderophyllite] Vetter et al. (1999)

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