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Inosilicate mineral

Properties

Chemical formula

(K,Sr)₁₅-₁₆(Ca,Na)₃₂[Si₆O₁₁(O,OH)₆]₂[Si₁₂O₁₈(O,OH)₁₂]₂[Si₁₇O₂₅(O,OH)₁₈]₂(OH,F)₄ * ~₃H₂O

Group

Silicates

Crystal system

—

Hardness (Mohs)

—

Color

Purple

Luster

—

Streak

White

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.DG.92

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Cha

Locality

🇷🇺 Murunskii massif

Type locality

—

Discovery year

—

Source: Wikidata