Photo: Fred Kruijen · CC BY-SA 3.0 nl

Magnesium end-member of olivine, nesosilicate mineral

Properties

Chemical formula

Mg₂SiO₄

Group

Silicates

Crystal system

Orthorhombic

Hardness (Mohs)

7

Color

Colorless

Luster

—

Streak

White

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

Pbnm

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.AC.05

Dana classification

51.3.1.2

IMA status

Grandfathered mineral (G)

IMA symbol

Fo

Locality

🇮🇹 Mount Somma

Type locality

—

Discovery year

—

Source: Wikidata