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Iyoite

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Iyoite
General
CategoryHalide minerals
Formula
(repeating unit)		MnCuCl(OH)3
IMA symbolIy
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupP21/m
Unit cella = 5.622, b = 6.586
c = 5.719 ; β = 91.55°; Z = 2
Identification
References

Iyoite is a very rare manganese copper chloride hydroxide mineral with the formula MnCuCl(OH)3. Iyoite is a new member of the atacamite group, and it an analogue of botallackite characterized in manganese and copper ordering. Iyoite is monoclinic (space group P21/m). It is chemically similar to misakiite. Both minerals come from the Ohku mine in the Ehime prefecture, Japan.

References

  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. Mindat
  3. Nishio-Hamane, D., Momma, K., Ohnishi, M., Shimobayashi, N., Miyawaki, R., Tomita, N., and Minakawa, T., 2014. Iyoite, IMA 2013-130. CNMNC Newsletter No. 20, June 2014, page 552; Mineralogical Magazine, 78, 549-558
  4. "Iyoite: Iyoite mineral information and data". Mindat.org. Retrieved 2016-03-05.


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