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Silver Amalgam Group

A group of related mineral species

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Photos of Silver Amalgam Group (81)Discuss Silver Amalgam Group

Silver Amalgam Group Gallery Search Photos of Silver Amalgam Group

Edit Silver Amalgam Group Add Synonym Edit CIF structures Clear Cache

Luanheite

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Eugenite

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Eugenite, etc.

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Luanheite

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Eugenite

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Eugenite, etc.

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Luanheite

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

Eugenite

Los Bordos Mine, Elisa de Bordos, Pabellón, Tierra Amarilla, Copiapó Province, Atacama, Chile

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About Silver Amalgam GroupHide

This page provides mineralogical data about Silver Amalgam Group.

Unique IdentifiersHide

Mindat ID:

35460

Long-form identifier:

mindat:1:1:35460:6

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	Link	Year	Locality	Pressure (GPa)	Temp (K)
0014123	Eugenite	Owen E A, O'Donnell Roberts E A (1945) The solubility of certain metals in gold Journal of the Institute of Metals 71 213-254		1945		0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Eugenite'
loop_
_publ_author_name
'Owen E A'
'O'Donnell Roberts E A'
_journal_name_full 'Journal of the Institute of Metals'
_journal_volume 71 
_journal_year 1945
_journal_page_first 213
_journal_page_last 254
_publ_section_title
;
 The solubility of certain metals in gold
;
_database_code_amcsd 0014123
_chemical_formula_sum '(Au.8 Hg.2)'
_cell_length_a 4.126
_cell_length_b 4.126
_cell_length_c 4.126
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 70.241
_exptl_crystal_density_diffrn     18.694
_symmetry_space_group_name_H-M 'F m -3 m'
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loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Au   0.00000   0.00000   0.00000   0.80000
Hg   0.00000   0.00000   0.00000   0.20000

Relationship of Silver Amalgam Group to other SpeciesHide

Silver Amalgam Group Members:

Eugenite	Ag₁₁Hg₂	Iso. 43m : I43m
Luanheite	Ag₃Hg	Hex.
Paraschachnerite	Ag₃Hg₂	Orth.
Schachnerite	Ag_1.1Hg_0.9	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc

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 Silver Amalgam GroupHide

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https://www.mindat.org/min-35460.html
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References for Silver Amalgam GroupHide

Reference List:

Murphy, A. J. and Preston, G. D. (1931): The constitution of the alloys of silver and mercury–the X-ray examination of the system silver-mercury. Journal of Instruments and Metals, 46: 507-527.

Sunier, Arthur A., Hess, C. B. (1928) THE SOLUBILITY OF SILVER IN MERCURY. Journal Of The American Chemical Society, 50 (3). 662-668 doi:10.1021/ja01390a007

DeRight, Robert E. (1933) The Solubility of Silver in Mercury. II. The Journal of Physical Chemistry, 37 (4). 405-416 doi:10.1021/j150346a001

MAURER, ROBERT J. (1938) THE SOLUBILITY OF SILVER IN MERCURY. III. The Journal of Physical Chemistry, 42 (4). 515-519 doi:10.1021/j100899a007

Васильев, В. И. (1992) Твердые природные сплавы системы Ag-Hg. Терминология, фрагменты классификации, описание [Hard natural alloys of the Ag-Hg system. Terminology, classification fragments, description]. СО РАН НИЦ ОИГГМ.

Baren, M. R. (1996) The Ag-Hg (Silver-Mercury) system. Journal of Phase Equilibria, 17 (2) 122-128 doi:10.1007/bf02665787

Localities for Silver Amalgam GroupHide

Showing 92 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
La Rioja Province General Lamadrid Department ⓘ Rincón Blanco	[Luanheite] Márquez-Zavalía et al. (2021)
Villa Castelli Sierra de Cacho ⓘ Tumiñico Mine	[Luanheite] Paar et al. (2002) +1 other reference

Australia
New South Wales Robinson Co. Cobar ⓘ Endeavor Mine (Elura Mine)	[Eugenite, Luanheite] Leverett et al. (2005)
Yancowinna Co. Broken Hill district Broken Hill ⓘ Consols Mine (ABH Consols Mine; Australian Broken Hill Consols Mine)	[Luanheite] Lawrence et al. (1999)
Tasmania Kentish municipality Lower Beulah ⓘ Beulah Barite mine	[Luanheite] Bottrill R.S. (2025)

Austria
Salzburg Zell am See District Leogang Hütten Schwarzleograben Schwarzleo mining district ⓘ Neuschurf adit	[Paraschachnerite, Schachnerite] Leblhuber (2000)
Tyrol Kitzbühel District Oberndorf in Tirol ⓘ Röhrerbühel (Rohrer Berg; Röhrerbichel; Röhrerbichl; Röhrerbüchel; Rerobichl)	[Eugenite] Steiner et al. (2010)
Vorarlberg Bludenz District ⓘ Bartholomäberg	[Luanheite] Tropper et al. (2011)
Silbertal Kristbergsattel ⓘ Lobinger	[Eugenite, Luanheite, Paraschachnerite] Krause et al. (2025)

Bulgaria
Sofia City Province Stolichna Municipality ⓘ Kremikova deposit	[Paraschachnerite] Atanasov (1979) +1 other reference

Canada
New Brunswick Westmorland Co. Dorchester Parish ⓘ Dorchester Point ?	[Schachnerite] van de Poll et al. (1976)

Chile
Atacama Copiapó Province Tierra Amarilla Pabellón Elisa de Bordos ⓘ Los Bordos Mine	[Eugenite, Luanheite] The Stratabound Tuff-hosted Elisa de ... +1 other reference

China
Guangdong Foshan Gaoming District Changkeng-Fuwan Au-Ag deposit ⓘ Fuwan Ag deposit	[Eugenite] Puritch et al. (2005)
Hebei Chengde ⓘ Luanheite occurrence	[Luanheite] Shao Dianxin et al. (1984)
Inner Mongolia Chifeng City (Ulanhad League; Chifeng Prefecture) Bairin Left Banner (Balin Zuoqi) ⓘ Shuangjianzishan Ag-polymetallic deposit	[Eugenite] Dai et al. (2022)
Jiangxi Yingtan Guixi Co. Lengshuikeng Ag-Pb-Zn-Au deposit ⓘ Xiabao ore block	[Eugenite] Ran Lu et al. (2012)
Yunnan Nujiang Lanping County Baiyangping ore field Western ore zone ⓘ Baiyangping Cu-Co-Ag deposit	[Schachnerite] Kaixu Chen et al. (2004)

Czech Republic
Olomouc Region Šumperk District Mohelnice Řepová ⓘ Řepová mine	[Luanheite, Schachnerite] Dolníček et al. (2019)
Plzeň Region Rokycany District ⓘ Březina	[Schachnerite] Litochleb +5 other references

France
Auvergne-Rhône-Alpes Isère Grenoble Allemond ⓘ Les Chalanches Mine	[Schachnerite] Eur. J. Mineral.

Germany
Rhineland-Palatinate Birkenfeld Baumholder Baumholder ⓘ Hubertusruhe quarry	[Eugenite] www.mineralienfreunde-der-pfalz.de (2012)
Donnersbergkreis Nordpfälzer Land Obermoschel Landsberg ⓘ Vertrauen zu Gott Mine	[Paraschachnerite, Schachnerite] Seeliger et al. (1972) +1 other reference
Rhein-Lahn-Kreis Lahnstein Friedrichssegen ⓘ Friedrichssegen Mine ?	[Paraschachnerite, Schachnerite] 58. +1 other reference
ⓘ Siegerland	[Eugenite] Schramm et al. (2023)
Thuringia Gotha District Tambach-Dietharz ⓘ Spittergrund quarry	[Eugenite] www.mineralienatlas.de (2026)

Hungary
Borsod-Abaúj-Zemplén County Kazincbarcika District Rudabánya ⓘ Adolf Mine	[Paraschachnerite] Szakáll

Italy
Sardinia South Sardinia Province Gonnesa ⓘ San Giovanneddu Mine (S'Ega Porceddu)	[Luanheite] Stara et al. (1996)
Iglesias Bindua ⓘ San Giovanni Mine	[Luanheite] Museo di Storia Naturale Aquilegia - ...

Mexico
Sonora Moctezuma Municipality ⓘ Moctezuma	[Luanheite, Paraschachnerite, Schachnerite] Braith et al. (2001)
ⓘ Bambollita Mine	[Paraschachnerite] In the collection of Manfred Kampf. XRD ...

Mongolia
Ömnögovi Province Khanbogd District Erdenetsogt Oyu Tolgoi Cu-Au ore field (Turquoise Hill Cu-Au ore field) ⓘ Hugo Dummett Cu-Au deposit (North Oyu Cu-Au deposit)	[Eugenite] Khashgerel et al. (2008)

Morocco
Drâa-Tafilalet Region ⓘ Bou Azzer mining district	[Eugenite] Weiß (2006)
Tinghir Province Tinghir Cercle Imiter mining district ⓘ Imiter mine	[Eugenite, Luanheite] Barral et al. (2008)
Zagora Province Agdz Cercle Tansifte Caïdat ⓘ Bouismas Mine	[Schachnerite] Thorne (n.d.)
Souss-Massa Region Taroudant Province Igherm Cercle Adas Caïdat ⓘ Tizert Mine	[Eugenite] Poot +7 other references

Myanmar
Mandalay Region Kyaukse District Kyaukse Township ⓘ Kyaukse Sabe Taung copper deposit	[Eugenite] Aung Myo et al. (2019) +1 other reference

Namibia
Oshikoto Region Tsumeb ⓘ Tsumeb Mine (Ongopolo Mine)	[Eugenite] RRUFF database XRD confirmed

Norway
Buskerud Flesberg Vinoren Silver Mine Field Vinoren Southern Mines ⓘ Ulrica Shaft (Ulrike Mine) ?	[Eugenite] Kullerud et al. (2020)

Poland
Lower Silesian Voivodeship Głogów County Gmina Jerzmanowa Bądzów ⓘ SW-1'Jan Wyżykowski' shaft	[Eugenite] KGHM Polska Miedź
Kamienna Góra County Gmina Marciszów ⓘ Ciechanowice	[Eugenite] Mederski et al. (2020)
Ciechanowice field ⓘ Friederike Juliane mine	[Eugenite] Siuda (2012)
ⓘ Karkonosze County	[Eugenite] Mochnacka et al. (2012)
ⓘ Lubin–Głogów mining district	[Eugenite] Piestrzyński et al. (2012)
Lubin County ⓘ Lubin	[Eugenite] Kucha H. 2007: Mineralogia kruszcowa i ...
ⓘ Lubin Główny shafts	[Eugenite] Piestrzyński et al. (1992)
Lubusz Voivodeship Nowa Sól County ⓘ Nowa Sól deposit
Zielona Góra County ⓘ Mozów prospect	[Eugenite] Krzeminski (2015, August)

Russia
Bashkortostan Uchalinsky District Il'insky ore field ⓘ Ik-Davlyat Au deposit ?	[Schachnerite] Belogub et al. (2007)
Irkutsk Oblast Khuzhir ore field ⓘ Konevinsky gold deposit	[Luanheite] Damdinov et al. (2016)
Sakha ⓘ Privol'noye mine	[Eugenite, Luanheite, Paraschachnerite] www.encyclopedia.com (n.d.)
Tuva Pi-Khem District ⓘ Terligkhaiskoye Mine (Terlig-Khaya)	[Paraschachnerite] Belogub et al. (2007)

Slovakia
Banská Bystrica Region Lučenec District Lovinobaňa ⓘ Mertlová	[Eugenite] Ferenc Š. et al. (2014)
Revúca District ⓘ Rákoš	[Schachnerite] Koděra et al. (1986)
Žiar nad Hronom District Kremnica ⓘ Kremnica Au-Ag deposit	[Paraschachnerite, Schachnerite] Ďuďa (1993)
Košice Region ⓘ Košice	[Luanheite] Koděra et al. (1986)
Rožňava District ⓘ Dobšiná	[Schachnerite] Koděra et al. (1986)
Nižná Slaná ⓘ Svätá Trojica deposit	[Paraschachnerite, Schachnerite] Martin Števko-unpublished
Spišská Nová Ves District Spišská Nová Ves Novoveská Huta ⓘ Novoveská Huta U-Mo-Cu deposit	[Luanheite] Háber et al. (SGR)

Spain
Andalusia Almería Huércal-Overa Cuesta Alta Cerro Minado Mines ⓘ La Cena del Depósito concession	[Luanheite, Paraschachnerite, Schachnerite] in Spanish version (Revista de Minerales) +1 other reference

Sweden
Västerbotten County Lycksele ⓘ Rävliden North Mine	[Eugenite] Rincon (2022)
Västmanland County Sala Municipality Sala ⓘ Sala Silver Mine	[Eugenite, Luanheite, Paraschachnerite, Schachnerite] Holmgren (2002)

USA
Arizona Cochise County ⓘ Bisbee	[Eugenite] Graeme (1993)
Hendricks Gulch ⓘ Southwest Mine	[Eugenite] Anthony et al. (1995)
Mohave County ⓘ Black Mesa	[Paraschachnerite] Tosdal (1990)
Michigan Baraga County Huron River ⓘ Huron River Uranium prospect (MRDS - 10171055)	[Eugenite] Travis Olds collection +1 other reference
Menominee County ⓘ Back Forty Deposit	[Eugenite, Luanheite] Quigley +1 other reference
Nevada Clark County Spring Mountains Goodsprings Mining District ⓘ Azurite Mine ?	[Schachnerite] Castor et al. (2004)
Humboldt County Iron Point Mining District Valmy ⓘ Silver Coin Mine	[Schachnerite] In the collection and collected by ...
ⓘ Arsenate Drift	[Paraschachnerite, Schachnerite] Paul M. Adams (2016)
Washington Ferry County Republic Mining District ⓘ Republic Mine	[Eugenite] Robert C. Smith

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