Mineralogy Database

Atelestite Mineral Data

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General Atelestite Information

Help on Chemical  Formula: Chemical Formula: Bi8(AsO4)3(OH)5O5
Help on Composition: Composition: Molecular Weight = 2,253.63 gm
   Bismuth   74.18 %  Bi   82.70 % Bi2O3
   Arsenic    9.97 %  As   15.30 % As2O5
   Hydrogen   0.22 %  H     2.00 % H2O
   Oxygen    15.62 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Bi8(AsO4)3(OH)5O5
Help on Environment: Environment: As a rare secondary mineral in the oxidized zone of bismuth- and arsenic-bearing mineral deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1832
Help on Locality: Locality: In Germany, in Saxony, at the Neuhilfe, the Weisser Hirsch, and the Junge Kalbe mines, Neustadtel-Schneeberg; from Gadernheim, near Bensheim, Hesse; and the Neubulach and the Schmiedes Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Derivation not explicitly stated. Probably from the Greek for "incomplete," as the composition was undetermined when the mineral was first described.
Help on Name Pronunciation: Name Pronunciation: Atelestite + Pronunciation Say ATELESTITE
Help on Synonym: Synonym: ICSD 70112
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