Photo: David Hospital · CC BY-SA 4.0

Sulfate mineral

Properties

Chemical formula

K₃Cu₃(Fe³⁺,Al)(SO₄)₄O₂

Group

Sulfates

Crystal system

Monoclinic

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

7.BC.45

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Kyv

Locality

🇷🇺 Great Fissure eruption

Type locality

—

Discovery year

—

Source: Wikidata