Minerals Containing Arsenic

This list contains those minerals that possess Arsenic in a metallic role- the arsenate minerals are not represented here, though the arsenides are.

NATIVE ARSENIC (Arsenic- As)
ARSENOPYRITE (Iron Arsenide Sulfide)
COBALTITE (Cobalt Iron Arsenic Sulfide)
ENARGITE (Copper Arsenic Sulfide)
ERYTHRITE (Hydrated Cobalt Arsenate)
ORPIMENT (Arsenic Sulfide)
PROUSTITE (Silver Arsenic Sulfide)
REALGAR (Arsenic Sulfide)
TENNANTITE (Copper Arsenic Sulfide)

Arsenic is placed as the 52nd out of 103 elements with respect to its abundance in the Earth's crust, at 1.8 parts per million (grams per metric tonne). Only 82 of these elements occur in detectable amounts- 10 can be detected only as random traces, and 11 are not detectable in nature.