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MINERAL CLASSIFICATION / SYSTEMATIK der MINERALE            according to E.H. Nickel & M.C. Nichols (2009), H. Strunz & E.H. Nickel (2001)            under construction !!!! 7. SULFATES (Sulfates, Selenates, Tellurates, Chromates, Molybdates, Wolframates) 7.J: Thiosulfates 7.JA. Thiosulfates   7.JA.05. Sidpietersite group   Sidpietersite Pb2+(S2O3)O2(OH)2 tric., P-1 IMA 1998-036   7.JA.10. Steverustite group   Steverustite Pb5Cu(S2O3)3(OH)5 · 1.7 H2O P21/m IMA 2008-021 in bold: grandfathered, IMA accepted, renamed and redefined (with IMA approval) minerals, in normal letters: minerals published without IMA approval, questionable minerals, polytypes G = Grandfathered minerals: original description preceded the establishment of the CNMNC in 1959, and generally regarded as a valid species A or IMA No. = Minerals approved by the CNMNC Rd = Redefinition of the mineral approved by the CNMNC Rn = Renamed with approval by the CNMNC GROUP = a name used to designate a group of species N = Mineral published without approval of the CNMNC Q = Questionable mineral H = Hypothetical mineral (synthetic, anthropogenic, etc.) D = Discredited by the CNMNC Poly = Polytype © Thomas Witzke / Stollentroll (2007-2012)

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