Glaucophane

Facts

Chemical formula

☐Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂

Crystal system

Monoclinic

Mohs hardness

6.0

Elements in formula

Sodium, Magnesium, Aluminium, Silicon, Oxygen, Hydrogen

Number of elements

6

IMA status

Redefined

Named after

visual appearance

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q413272