Mineralogy Database

Greenalite Mineral Data

Search Webmineral :
  
Advertisment

General Greenalite Information

Help on Chemical  Formula: Chemical Formula: (Fe++,Fe+++)2-3Si2O5(OH)4
Help on Composition: Composition: Molecular Weight = 354.28 gm
   Iron      44.14 %  Fe   46.64 % FeO / 11.27 % Fe2O3
   Silicon   17.44 %  Si   37.31 % SiO2
   Hydrogen   0.94 %  H     8.39 % H2O
   Oxygen    37.48 %  O
            ______        ______ 
            100.00 %      103.61 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+2.3Fe3+0.5Si2.2O5(OH)3.3
Help on Environment: Environment: A primary phase in some banded iron formations.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1903
Help on Locality: Locality: Biwabik Iron Formation, Mesabi Range, Minnesota, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: In allusion to its green color.
Help on Name Pronunciation: Name Pronunciation: Greenalite + Pronunciation Say GREENALITE