Sorosilicate mineral

Properties

Chemical formula

BaBe₂Si₂O₇

Group

Silicates

Crystal system

Orthorhombic

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

Pn2₁a

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.BB.15

Dana classification

55.1.1.1

IMA status

Redefined mineral (Rd)

IMA symbol

By

Locality

🇸🇪 Långban

Type locality

—

Discovery year

—

Source: Wikidata