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Kannanite

A valid IMA mineral species
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07436880017272046984330.jpg
Kannanite, etc.

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
04412660017728251722774.jpg
Kannanite, etc.

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
07367040017272332295539.jpg
Kannanite

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
08808790017361131995779.jpg
Kannanite, etc.

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
03482280017728091193587.jpg
Kannanite, etc.

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
01355600017361132011305.jpg
Kannanite

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
07436880017272046984330.jpg
Kannanite, etc.

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
03482280017728091193587.jpg
Kannanite, etc.

Mt Kannan, Ouzu City, Ehime Prefecture, Japan
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About KannaniteHide

Formula:
Ca4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6
Colour:
yellow, yellow-brown, orange
Lustre:
Vitreous
Hardness:
6
Specific Gravity:
3.43 (Calculated)
Crystal System:
Orthorhombic
Member of:
Ardennite Group
Name:
Named for the type locality, Kannan Mountain, Japan.
The Ca analogue of ardennite-(V). Unique combination of elements.


Unique IdentifiersHide

Mindat ID:
46922
Long-form identifier:
mindat:1:1:46922:7

Similar NamesHide

CanaaniteA variety of DiopsideCaMgSi2O6
CannoniteA valid IMA mineral speciesBi2(SO4)O(OH)2
GananiteA valid IMA mineral speciesBiF3
KanonaiteA valid IMA mineral speciesMn3+Al(SiO4)O
KoeneniteA valid IMA mineral species - grandfatheredNa4Mg9Al4Cl12(OH)22

IMA Classification of KannaniteHide

Classification of KannaniteHide

Strunz-mindat (2026):
9.BJ.40

9 : SILICATES (Germanates)
B : Sorosilicates
J : Sorosilicates with Si3O10, Si4O11, etc. anions; cations in octahedral [6] and greater coordination

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference for Standard
KnaIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of KannaniteHide

Lustre:
Vitreous
Colour:
Yellow, yellow-brown, orange
Hardness:
6 on Mohs scale
Cleavage:
Perfect
{010} plane by analogy with ardennite–series minerals.
Density:
3.43 g/cm3 (Calculated)

Chemistry of KannaniteHide

Mindat Formula:
Ca4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6
Element Weights:
Element% weight
O46.427 %
Ca16.614 %
Si14.553 %
Al13.981 %
V5.279 %
Mg2.519 %
H0.627 %

Calculated from ideal end-member formula.
O
Ca
Si
Al
V
Mg
H
Elements listed:
Al, Ca, H, Mg, O, Si, V - search for minerals with similar chemistry

Crystallography of KannaniteHide

Crystal System:
Orthorhombic
Class (H-M):
mmm(2/m2/m2/m) - Dipyramidal
Space Group:
Pmmn
Setting:
Pmmn
Cell Parameters:
a = 8.881(1) Å, b = 5.992(1) Å, c = 18.879(2) Å
Ratio:
a:b:c = 1.482 : 1 : 3.151
Unit Cell V:
1004.7 ÅÂģ
Comment:
unit cell parameters as rened from the powder data

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-? alteration and/or metamorphism
32 : Ba/Mn/Pb/Zn deposits, including metamorphic deposits

Type Occurrence of KannaniteHide

Type Locality:
ⓘ Mt Kannan, Ouzu City, Ehime Prefecture, Japan
General Appearance of Type Material:
Grains to 15 Âĩm
Place of Conservation of Type Material:
National Museum of Nature and Science, Tsukuba, Japan, specimen number NSM M-44527.
Empirical Formula of Type Material:
(Ca3.60Mn2+0.40)ÎĢ4(Al3.00Mn3+1.31Fe3+0.69Mg0.71Mn2+0.19Ni0.06Cu0.05)ÎĢ6[(V5+0.70Si0.16As0.14)ÎĢ1O3.84(OH)0.16](SiO4)2(Si3O10)(OH)6
Geological Setting of Type Material:
Metasedimentary Fe-Mn ore.
Associated Minerals at Type Locality:
BrauniteHematitePiemontite
Reference:
Nishio–Hamane, Daisuke, Nagashima, Mariko, Ogawa, Nobuhiro, Minakawa, Tetsuo (2018) Kannanite, a new mineral from Kannan Mountain, Japan. Journal of Mineralogical and Petrological Sciences, 113 (5) 245-250 doi:10.2465/jmps.180103

Synonyms of KannaniteHide

Other Language Names for KannaniteHide

Dutch:Kannaniet
German:Kannanit

Relationship of Kannanite to other SpeciesHide

Member of:
Ardennite Group
Other Members of Ardennite Group:
AlpeiteCa4Mn3+2Al2(Mn3+Mg)(SiO4)2(Si3O10)(V5+O4)(OH)6Orth. mmm(2/m2/m2/m) : Pmmn
Ardennite-(As)Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6Orth. mmm(2/m2/m2/m)
'Ardennite-(Si)'~Mn2+4Al4(AlMg)(SiO4,AsO4)(SiO4)2(Si3O10)(OH)6
Ardennite-(V)Mn2+4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6Orth. mmm(2/m2/m2/m) : Pmmn

Common AssociatesHide

Associations Based on Photo Data:
2 photos of Kannanite associated with HematiteFe2O3
1 photo of Kannanite associated with Ardennite-(V)Mn2+4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6
1 photo of Kannanite associated with QuartzSiO2

Related Minerals - Strunz-mindat GroupingHide

9.BJ.ArsenmedaiteMn2+6 As5+Si5O18(OH)Mon. 2/m : P21/c
9.BJ.05OrientiteCa8Mn3+10(SiO4)3(Si3O10)3(OH)10 · 4H2O Orth. mmm(2/m2/m2/m)
9.BJ.10RosenhahniteHCa3[Si3O9(OH)]Tric. 1 : P1
9.BJ.15TrabzoniteCa4(Si3O9)(OH)2Orth. mm2 : Ama2
9.BJ.20ThalÃĐnite-(Y)Y3Si3O10FMon. 2/m : P21/c
9.BJ.25TiragalloiteMn2+4As5+Si3O12(OH)Mon. 2/m : P21/c
9.BJ.30MedaiteMn2+6V5+Si5O18(OH)Mon. 2/m : P21/c
9.BJ.35StrontioruiziteSr2Mn3+2Si4O11(OH)4 · 2H2OMon. 2 : B2
9.BJ.35RuiziteCa2Mn3+2[Si4O11(OH)2](OH)2 · 2H2OMon. 2
9.BJ.35Taniajacoite SrCaMn3+2Si4O11(OH)4 · 2H2OTric. 1
9.BJ.40Ardennite-(As)Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6Orth. mmm(2/m2/m2/m)
9.BJ.40AlpeiteCa4Mn3+2Al2(Mn3+Mg)(SiO4)2(Si3O10)(V5+O4)(OH)6Orth. mmm(2/m2/m2/m) : Pmmn
9.BJ.40Ardennite-(V)Mn2+4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6Orth. mmm(2/m2/m2/m) : Pmmn
9.BJ.45KilchoaniteCa6(SiO4)(Si3O10)Orth. mmm(2/m2/m2/m)
9.BJ.50Prismatine(â—ŧ,Fe,Mg)(Mg,Al,Fe)5Al4Si2(Si,Al)2(B,Si,Al)(O,OH,F)22Orth. mmm(2/m2/m2/m) : Cmcm
9.BJ.50KornerupineMg3Al6(Si,Al,B)5O21(OH)Orth. mmm(2/m2/m2/m) : Cmcm
9.BJ.55ZunyiteAl13Si5O20(OH,F)18ClIso. 43m : F43m
9.BJ.60HubeiteCa2Mn2+Fe3+Si4O12(OH) · 2H2OTric. 1 : P1
9.BJ.65Cassagnaite(Ca,Mn2+)4(Fe3+,Mn3+,Al)4(V3+,Mg,Al)2(Si3O10)(SiO4)2(OH,O)8Orth. mmm(2/m2/m2/m) : Cmcm
9.BJ.70PavlovskyiteCa8(SiO4)2(Si3O10)Orth. mmm(2/m2/m2/m) : Pbcn

Fluorescence of KannaniteHide

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 KannaniteHide

References for KannaniteHide

Localities for KannaniteHide

Showing 1 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.
Japan (TL)
 
  • Ehime Prefecture
    • Ouzu City
HÃĨlenius et al. (2016) +2 other references
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