Photo: David Hospital · CC BY-SA 4.0

Cyclosilicate mineral

Properties

Chemical formula

Na₁₅Ca₃Fe²⁺₃(Na,Zr)₃Zr₃(Si,Nb)[(Si₃O₉)₂(Si₉O₂₇)₂SiO](OH,H₂O)₃(Cl,OH)

Group

Silicates

Crystal system

Trigonal

Hardness (Mohs)

—

Color

—

Luster

—

Streak

White

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

R3

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.CO.10

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Rsk

Locality

🇷🇺 Mount Karnasurt

Type locality

—

Discovery year

—

Source: Wikidata