Cyclosilicate mineral

Properties

Chemical formula

Pb₄(Al₃Cu)(Si₄O₁₂)(S₀.₅Si₀.₅O₄)(OH)₇Cl(H₂O)₃

Group

Silicates

Crystal system

Orthorhombic

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

58

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

—

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Bmy

Locality

🇺🇸 Mammoth-Saint Anthony mine

Type locality

—

Discovery year

—

Source: Wikidata