Photo: Hannes Grobe · CC BY 3.0

Carbonate mineral

Properties

Chemical formula

FeCO₃

Group

Carbonates

Crystal system

Trigonal

Hardness (Mohs)

4

Color

Yellow

Luster

—

Streak

White

Density

3,96 g/cm³

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

5.AB.05

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Sd

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata