Mineralogy Database

Angelellite Mineral Data

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General Angelellite Information

Help on Chemical  Formula: Chemical Formula: Fe+++4(AsO4)2O3
Help on Composition: Composition: Molecular Weight = 549.22 gm
   Iron     40.67 %  Fe   58.15 % Fe2O3
   Arsenic  27.28 %  As   41.85 % As2O5
   Oxygen   32.04 %  O
           ______        ______ 
           100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+4(AsO4)2O3
Help on Environment: Environment: Probably of exhalative origin, in tin ore.
Help on IMA Status: IMA Status: Approved IMA 1959
Help on Locality: Locality: From the Vela Yareta tin mine, on Cerro Pululus, east of Laguna Vilama, Jujuy Province, Argentina. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: To honor Dr. Victorio Angelelli (1908- ), Argentinean mining geologist, Director of the Argentinean Geological Survey.
Help on Name Pronunciation: Name Pronunciation: Angelellite + Pronunciation Say ANGELELLITE
Help on Synonym: Synonym: ICSD 100442
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