Photo: Koreller · CC BY-SA 4.0

Magnetic iron sulfide mineral deficient in Fe(II)

Properties

Chemical formula

Fe₇S₈

Group

Sulfides

Crystal system

Hexagonal

Hardness (Mohs)

4

Color

Brown

Luster

—

Streak

Black

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

2.CC.10

Dana classification

2.8.10.1

IMA status

Grandfathered mineral (G)

IMA symbol

Pyh

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata