Calcioaravaipaite

calcioaravaipaite

artroeite

anglesite

linarite

Images

Formula: PbCa₂AlF₉
Anhydrous fluoride
Crystal System: Triclinic
Specific gravity: 4.85 measured, 4.71 calculated
Hardness: 2½
Streak: White
Colour: Colourless to white
Environments

Hydrothermal environments

Localities

At the type locality, the Grand Reef Mine, Laurel Canyon, Grand Reef Mountain, Klondyke, Aravaipa Mining District, Graham County, Arizona, USA, calcioaravaipaite occurs in the oxidised zone of an epithermal copper - lead - silver deposit. Associated minerals include artroeite, quartz, anglesite, fluorite, galena, linarite and muscovite (HOM).

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