Photo: Wikimedia Commons

Transitional ino-phyllosilicate mineral

Properties

Chemical formula

BaNa₄Ti₂B₂Si₁₀O₃₀

Group

Silicates

Crystal system

Monoclinic

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

9.DP.15

Dana classification

72.5.2.1

IMA status

Grandfathered mineral (G)

IMA symbol

Lsp

Locality

🇬🇱 Narsaarsuk pegmatite

Type locality

—

Discovery year

—

Source: Wikidata