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
CategorySulfate
Formula
(repeating unit)
CuZn(SO4)2
IMA symbolHjh[1]
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupP21/n
Unit cella = 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
  1. ^ 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.
  2. ^ 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
  3. ^ "Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia - Mindat.org". Mindat.org. Retrieved 2016-03-13.
  4. ^ "Dravertite: Dravertite mineral information and data". Mindat.org. Retrieved 2016-03-13.
  5. ^ "Ktenasite: Ktenasite mineral information and data". Mindat.org. Retrieved 2016-03-13.
  6. ^ "Christelite: Christelite mineral information and data". Mindat.org. Retrieved 2016-03-13.
edit