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Cryptochalcite from
Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik volcano, Kamchatka Krai, Russia

Locality type:Fumarole
Classification
Species:Cryptochalcite
Formula:K2Cu5O(SO4)5
Chemical Analyses:
Empirical formulae:
1(K1.83Na0.09Rb0.09Cs0.062.07(Cu3.86Zn1.02Mg0.195.07S4.97O21
Sample references:
SampleReference
1Type SpecimenPekov, I.V., Zubkova, N.V., Agakhanov, A.A., Pushcharovsky, D.Yu., Yapaskurt, V.O., Belakovskiy, D.I., Vigasina, M.F., Sidorov, E.G., Britvin, S.N. (2018): Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K-Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30: 593-607
Confirmation
Validity:Valid - Type Locality
References
References:Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Yapaskurt, V.O., Belakovskiy, D.I., Vigasina, M.F., Sidorov, E.G. and Pushcharovsky, D.Y. (2015) Cryptochalcite, IMA 2014-106. CNMNC Newsletter No. 25, June 2015, page 530; Mineralogical Magazine, 79, 529-535. ;Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Pushcharovsky, D.Yu., Yapaskurt, V.O., Belakovskiy, D.I., Vigasina, M.F., Sidorov, E.G., Britvin, S.N. (2018): Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K-Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30, 593-607
Data
Mineral Data:Click here to view Cryptochalcite data
Locality Data:Click here to view Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik volcano, Kamchatka Krai, Russia
 
Mineral and/or Locality  
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