Berthierine

Facts

Chemical formula

(Fe²⁺,Fe³⁺,Al)₃(Si,Al)₂O₅(OH)₄

Mohs hardness

2.5

Elements in formula

Iron, Aluminium, Silicon, Oxygen, Hydrogen

Number of elements

5

IMA status

Grandfathered

Named after

Pierre Berthier

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q2899329