Zoisite

Facts

Chemical formula

Ca₂Al₃(Si₂O₇)(SiO₄)O(OH)

Crystal system

Orthorhombic

Mohs hardness

6.5

Elements in formula

Calcium, Aluminium, Silicon, Oxygen, Hydrogen

Number of elements

5

IMA status

Grandfathered

Type locality

Saualpe, Sauland

Named after

Sigmund Zois

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q213544