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Hermannjahnite 
Summary
Hermannjahnite is a rare sulfate mineral with the relatively simple formula CuZn(SO4)2. It is one of many fumarolic minerals discovered on the Tolbachik volcano.[2][3]
| Hermannjahnite | |
|---|---|
| General | |
| Category | Sulfate |
| Formula (repeating unit) | CuZn(SO4)2 |
| IMA symbol | Hjh[1] |
| Crystal system | Monoclinic |
| Crystal class | Prismatic (2/m) (same H-M symbol) |
| Space group | P21/n |
| Unit cell | a = 4.81, b = 8.48, c = 6.76 [Å], β = 93.04° (approximated) |
| Identification | |
| References | [2] |
Relation to other minerals edit
Hermannjahnite is a zinc-analogue of dravertite – another mineral from prolific Tolbachik.[4] Minerals somewhat chemically similar to hermannjahnite include ktenasite and christelite.[5][6]
References edit
- ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
- ^ a b Siidra, O.I., Nazarchuk, E.V., Agakhanov, A.A., Lukina, E.A., Vergasova, L.P., Filatov, S.K., Pekov, I.V., Karpov, G.A., and Yapaskurt, V.O., 2015. Hermannjahnite, IMA2015-050. CNMNC Newsletter No. 27, October 2015, 1225; Mineralogical Magazine79, 1229–1236
- ^ "Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia - Mindat.org". Mindat.org. Retrieved 2016-03-13.
- ^ "Dravertite: Dravertite mineral information and data". Mindat.org. Retrieved 2016-03-13.
- ^ "Ktenasite: Ktenasite mineral information and data". Mindat.org. Retrieved 2016-03-13.
- ^ "Christelite: Christelite mineral information and data". Mindat.org. Retrieved 2016-03-13.
External links edit
- Hermannjahnite on Mindat: "Hermannjahnite: Hermannjahnite mineral information and data". Mindat.org. Retrieved 2016-03-13.