Photo: Rock Currier · CC BY 3.0

Mineral (as opposed to the chemical compound)

Properties

Chemical formula

Na₂B₄O₅(OH)₄·8H₂O

Group

Oxides

Crystal system

—

Hardness (Mohs)

—

Color

Colorless

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

6.DA.10

Dana classification

—

IMA status

Grandfathered mineral (G)

IMA symbol

Brx

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata