Photo: Leon Hupperichs · CC BY-SA 3.0

Sulfide mineral

Properties

Chemical formula

Cu₅FeS₄

Group

Sulfides

Crystal system

Orthorhombic

Hardness (Mohs)

3

Color

Brown

Luster

—

Streak

—

Density

5,1 g/cm³

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

2.BA.10

Dana classification

2.5.2.1

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Bn

Locality

🇨🇿 Jáchymov

Type locality

—

Discovery year

—

Source: Wikidata