Mineralogy Database

Bermanite Mineral Data

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General Bermanite Information

Help on Chemical  Formula: Chemical Formula: Mn++Mn+++2(PO4)2(OH)2•4(H2O)
Help on Composition: Composition: Molecular Weight = 460.83 gm
   Manganese   35.76 %  Mn   15.39 % MnO / 34.26 % Mn2O3
   Phosphorus  13.44 %  P    30.80 % P2O5
   Hydrogen     2.19 %  H    19.55 % H2O
   Oxygen      48.61 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+Mn3+2(PO4)2(OH)2•4(H2O)
Help on Environment: Environment: A late-stage hydrothermal mineral replacing primary phosphate phases, usually triplite or lithiophilite, in complex granite pegmatites.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1936
Help on Locality: Locality: In the USA, from the 7U7 Ranch, 40 km west of Hillside, Bagdad district, Yavapai Co., Arizona. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: In honor of Dr. Harry Berman (1902-1944), Professor of Mineralogy, Harvard University, Cambridge, Massachusetts, USA.
Help on Name Pronunciation: Name Pronunciation: Bermanite + Pronunciation Say BERMANITE
Help on Synonym: Synonym: ICSD 12125
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