Arsenolamprite

minerals

sternbergite

arsenic

emplectite

Images
Formula: As Native element, the orthorhombic paramorph of arsenic, which is trigonal
Specific gravity: 5.3 to 5.5
Hardness: 2
Streak: Black
Colour: Grey-white, alters to a dull black coating
Common impurities: Bi
Environments:

Hydrothermal environments

Arsenolamprite occurs in carbonate rocks and calcite veins, associated with arsenic, bismuth, silver, sternbergite, emplectite, safflorite, löllingite, pyrite, galena, orpiment, realgar and calcite (HOM).

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