Mineralogy Database

Coronadite Mineral Data

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General Coronadite Information

Help on Chemical Formula: Chemical Formula: Pb(Mn++++,Mn++)8O16
Help on Composition: Composition: Molecular Weight = 933.55 gm
   Barium      1.47 %  Ba    1.64 % BaO
   Manganese  45.31 %  Mn    3.80 % MnO / 67.05 % MnO2
   Aluminum    0.29 %  Al    0.55 % Al2O3
   Vanadium    1.09 %  V     1.95 % V2O5
   Lead       24.41 %  Pb   26.30 % PbO
   Oxygen     27.42 %  O
             ______        ______ 
             100.00 %      101.29 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb1.1Ba0.1Mn4+7.2Mn2+0.5V5+0.2Al0.1O16
Help on Environment: Environment: Primary mineral in hydrothermal veins or from hot springs, secondary origin in oxidized zones above Mn deposits and bedded sedimentary rocks.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1904
Help on Locality: Locality: Coronado vein, Clifton-Morenci district, Greenlee County, Arizona. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Francisco Vasquez de Coronado (ca 1500-1554), first Spanish explorer of the American southwest.