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|System:||Monoclinic||Hardness:||3 - 4|
|Name:||Named in 1963 by S. G. Ankinovich, Ye. A. Ankinovich, I. V. Rozdestvenskaya, and V. A. Frank-Kamenetsky in honor of Viktor Vasil'evich Chernykh.|
Classification of Chernykhite
|Strunz 8th edition ID:||8/H.12-50|
|Nickel-Strunz 10th (pending) edition ID:||9.EC.15|
9 : SILICATES (Germanates)
E : Phyllosilicates
C : Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
|Dana 8th edition ID:||71.2.2a.3|
71 : PHYLLOSILICATES Sheets of Six-Membered Rings
2 : Sheets of 6-membered rings with 2:1 layers
|Hey's CIM Ref.:||16.15.3|
16 : Silicates Containing Aluminum and other Metals
15 : Aluminosilicates of V and Cr
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Type Occurrence of Chernykhite
|Type Locality:||Balasauskandyk V Deposit, Karatau Range, Southern Kazakhstan Province (Ongtüstik Qazaqstan Oblysy; Yuzhno-Kazakhstanskaya Oblast'), Kazakhstan|
|Year of Discovery:||1972|
Physical Properties of Chernykhite
|Hardness (Mohs):||3 - 4|
Crystallography of Chernykhite
|Cell Parameters:||a = 5.29Å, b = 9.18Å, c = 20.02Å|
β = 95.68°
|Ratio:||a:b:c = 0.576 : 1 : 2.181|
|Unit Cell Volume:||V 967.44 Å³ (Calculated from Unit Cell)|
Optical Data of Chernykhite
|RI values:||nα = 1.640 - 1.643 nβ = 1.686 - 1.691 nγ = 1.702 - 1.704|
|2V:||Measured: 11° to 12°, Calculated: 52° to 58°|
|Maximum Birefringence:||δ = 0.062|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Chemical Properties of Chernykhite
|Simplified for copy/paste:||(Ba,Na)(V3+,Al,Mg)2((Si,Al)4O10)(OH)2|
|Essential elements:||Ba, H, O, Si, V|
|All elements listed in formula:||Al, Ba, H, Mg, Na, O, Si, V|
Relationship of Chernykhite to other Species
|Member of:||Mica Group|
|Other Members of Group:|
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Chernykhite
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Chernykhite
Ankinovich, S.G., Ankinovich, Ye.A., Rozdestvenskaya, I.V., and Frank-Kamenetsky, V.A. (1973) Chernykhite, a new barium-vanadium mica from northwestern Karatau. International Geology Review: 15: 641-647.
Canadian Mineralogist (1998): 36: 905-912.
Internet Links for Chernykhite
Localities for Chernykhite
The 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.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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New Locality Added: Col de Milon, Zinal, Anniviers Valley, Wallis (Valais), SwitzerlandFrom Paolo Bosio, 16th Apr 2014 23:07:48