IMA mineral species

Dorrite

Ca₄(Mg₃Fe³⁺₉)O₄(Si₃Al₈Fe³⁺O₃₆)

Sapphirine supergroup, single chain inosilicate mineral.

RedBrown

Dorrite specimen
Dorrite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCa₄(Mg₃Fe³⁺₉)O₄(Si₃Al₈Fe³⁺O₃₆)
ElementsCa, Mg, Fe, O, Si, Al
Crystal system—
Mohs hardness—
Density—
Streakgrey
Color—
IMA symbolDor
Nickel–Strunz class9.DH.40

“—” means no reliable value in Wikidata yet. Check Mindat for full data.