Geminite

Facts

Chemical formula

Cu(HAsO₄)·H₂O

Crystal system

Triclinic

Elements in formula

Copper, Hydrogen, Arsenic, Oxygen

Number of elements

4

IMA status

Approved

Type locality

Cap Garonne mine

Named after

twin

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3759366