Osumilite

Facts

Chemical formula

(K,Na)(Fe²⁺,Mg)₂(Al,Fe³⁺)₃(Si,Al)₁₂O₃₀

Crystal system

Hexagonal

Elements in formula

Potassium, Sodium, Iron, Magnesium, Aluminium, Silicon, Oxygen

Number of elements

7

IMA status

Grandfathered

Named after

Ōsumi Peninsula

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q425045