Mineralogy Database

Neustadtelite Mineral Data

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General Neustadtelite Information

Help on Chemical  Formula: Chemical Formula: Bi2Fe+++(Fe+++,Co)(O,OH)2(OH)2(AsO4)2
Help on Composition: Composition: Molecular Weight = 870.06 gm
   Iron       9.63 %  Fe   13.77 % Fe2O3
   Cobalt     2.71 %  Co    3.81 % Co2O3
   Bismuth   48.04 %  Bi   53.55 % Bi2O3
   Arsenic   17.22 %  As   26.42 % As2O5
   Hydrogen   0.34 %  H     3.00 % H2O
   Oxygen    22.07 %  O
            ______        ______ 
            100.00 %      100.55 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Bi2Fe3+1.5Co0.4O1.1(OH)2.9(AsO4)2
Help on Environment: Environment: Small vugs in coarse quartz crystals. Fe dominant analog of medenbachite.
Help on IMA Status: IMA Status: Approved IMA 1998 (Dana # Added)
Help on Locality: Locality: Mine dumps in the Schneeberg-Neust´┐Żdtel area, Saxony, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the locality.
Help on Synonym: Synonym: IMA1998-016