Anhydrous arsenate with hydroxyl
Specific gravity: 6.82
Hardness: 4½ to 5
Colour: Sulphur-yellow to yellowish-green or wax-yellow, yellow-brown; light yellow to colourless in transmitted light.
Solubility: Readily soluble in hydrochloric acid; soluble with difficulty in nitric acid.
Atelestite is a rare secondary mineral that occurs in the oxidised zone of
bismuth- and arsenic-bearing mineral deposits,
associated with bismutite, eulytine,
conichalcite, torbernite and
At the type locality, the Neuhilfe Mine, Erzgebirge, Saxony, Germany, atelestite is associated with quartz and bismutite (Mindat).
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