Photo: Andrew Silver · Public domain

Pyroxene mineral

Properties

Chemical formula

Mg₂Si₂O₆

Group

Oxides

Crystal system

Orthorhombic

Hardness (Mohs)

5,5

Color

White

Luster

—

Streak

Grey

Density

3,2 g/cm³

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

61

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.DA.05

Dana classification

65.1.2.1

IMA status

Approved mineral and/or valid name (A)

IMA symbol

En

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata