Rollandite

Facts

Chemical formula

Cu₃(AsO₄)₂ * 4H₂O

Crystal system

Orthorhombic

Elements in formula

Copper, Arsenic, Oxygen, Hydrogen

Number of elements

4

IMA status

Approved

Type locality

Roua mines

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3940333