Photo: Kompanchenko, A.A.; Voloshin, A.V.; Balagansky, V.V. · CC BY 4.0

Oxide mineral

Properties

Chemical formula

V³⁺₈Fe³⁺₂O₁₄(OH)₂

Group

Oxides

Crystal system

Hexagonal

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

4.CB.40

Dana classification

—

IMA status

Grandfathered mineral (G)

IMA symbol

Nol

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata