Photo: David Hospital · CC BY 4.0

Borate mineral

Properties

Chemical formula

(NH₄)₃B₁₅O₂₀(OH)₈·4H₂O

Group

Oxides

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

6.EA.15

Dana classification

—

IMA status

Grandfathered mineral (G)

IMA symbol

Abo

Locality

🇮🇹 Larderello

Type locality

—

Discovery year

—

Source: Wikidata