Hazard and Precautionary Statements (GHS)

Olivine Chemical Properties,Usage,Production

Physical properties

Habit: massive.
Color: yellowish green, olive green, greenish black, or reddish brown.
Diaphaneity: transparent to translucent.
Luster: vitreous (i.e., glassy).
Cleavage: (001) good, (010) distinct.
Fracture: conchoidal, brittle.
Streak: white.
Occurrence: basic and ultrabasic igneous rocks.

Definition

A greenish rock-forming silicate mineral containing iron and magnesium. Its clear green form is the gemstone peridot.

Definition

olivine: An important group ofrock-forming silicate minerals crystallizingin the orthorhombic system.Olivine conforms to the general formula(Mg,Fe)₂SiO₄ and comprises acomplete series from pure magnesiumsilicate (forsterite, Mg₂SiO₄) topure iron silicate (fayalite, Fe₂SiO₄). Itis green, brown-green, or yellowgreenin colour. A gem variety ofolivine is peridot.

Industrial uses

Slag conditioner, refractories (brick, mortars and monolithic castables), foundry sands.