Mineralogy Database

Laubmannite Mineral Data

Search Webmineral :
  
Advertisment

General Laubmannite Information

Help on Chemical  Formula: Chemical Formula: Fe++3Fe+++6(PO4)4(OH)12
Help on Composition: Composition: Molecular Weight = 1,086.60 gm
   Iron        46.26 %  Fe   19.84 % FeO / 44.09 % Fe2O3
   Phosphorus  11.40 %  P    26.13 % P2O5
   Hydrogen     1.11 %  H     9.95 % H2O
   Oxygen      41.23 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+3Fe3+6(PO4)4(OH)12
Help on Environment: Environment: Mixture of dufrenite, kidwellite and beraunite.
Help on IMA Status: IMA Status: Discredited IMA 1990
Help on Locality: Locality: Shady, Polk Co., Arkansas, USA Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Heinrich Laubmann (1865-1951), German mineralogist.
Help on Synonym: Synonym: Discredited