Photo: Wikimedia Commons

Mineral (as opposed to the chemical element)

Properties

Chemical formula

Sb

Group

Sulfides

Crystal system

Trigonal

Hardness (Mohs)

3,3

Color

Metallic

Luster

—

Streak

—

Density

6,66 g/cm³

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

R-3m

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

1.CA.05

Dana classification

1.3.1.2

IMA status

Grandfathered mineral (G)

IMA symbol

Sb

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata