Photo: Pavel M. Kartashov · CC BY-SA 3.0

Iron(II) oxide mineral formed under reducing conditions

Properties

Chemical formula

FeO

Group

Oxides

Crystal system

Cubic

Hardness (Mohs)

—

Color

White

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

Fm-3m

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

4.AB.25

Dana classification

4.2.1.6

IMA status

Grandfathered mineral (G)

IMA symbol

Wüs

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata