Photo: Зеленский Михаил Евгеньевич · CC BY-SA 4.0

Sulfate mineral

Properties

Chemical formula

K₂Cu₃(SO₄)₃O

Group

Sulfates

Crystal system

Monoclinic

Hardness (Mohs)

—

Color

Green

Luster

—

Streak

Bright green

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

C2/c

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

7.BC.30

Dana classification

30.3.4.1

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Fdt

Locality

🇷🇺 Great Fissure eruption

Type locality

—

Discovery year

—

Source: Wikidata