Mineralogy Database

Cechite Mineral Data

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General Cechite Information

Help on Chemical  Formula: Chemical Formula: Pb(Fe++,Mn)(VO4)(OH)
Help on Composition: Composition: Molecular Weight = 394.54 gm
   Manganese   6.96 %  Mn    8.99 % MnO
   Vanadium   12.91 %  V    23.05 % V2O5
   Iron        7.08 %  Fe    9.11 % FeO
   Hydrogen    0.26 %  H     2.28 % H2O
   Lead       52.52 %  Pb   56.57 % PbO
   Oxygen     20.28 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: PbFe2+0.5Mn2+0.5(VO4)(OH)
Help on Environment: Environment: On specimens form old mine dumps from a polymetallic ore deposit.
Help on IMA Status: IMA Status: Approved IMA 1981
Help on Locality: Locality: Vrancice, Pribram, Stredocsky Kraj, Cechy, Bohemia, Czech Republic. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Frantisek Cech (1944-), mineralogist, Charles University, Prague, Czech Republic.
Help on Synonym: Synonym: ICSD 43079
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