Photo: Robert M. Lavinsky · CC BY-SA 3.0

Sorosilicate mineral

Properties

Chemical formula

Pb₈Mn²⁺[Si₂O₇]₃

Group

Silicates

Crystal system

Trigonal

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

R-3c

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.BC.20

Dana classification

55.2.3.1

IMA status

Grandfathered mineral (G)

IMA symbol

Bsl

Locality

🇸🇪 Harstigen mine

Type locality

—

Discovery year

—

Source: Wikidata