Photo: David Hospital · CC BY-SA 4.0

Perovskite structure, iron hexahydroxogermanate, hydroxide mineral

Properties

Chemical formula

Fe²⁺Ge⁴⁺(OH)₆

Group

Oxides

Crystal system

—

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.FC.15

Dana classification

—

IMA status

Grandfathered mineral (G)

IMA symbol

Sto

Locality

🇳🇦 Tsumeb Mine

Type locality

—

Discovery year

—

Source: Wikidata