Photo: Wikimedia Commons · CC BY-SA 3.0

Oxide mineral

Properties

Chemical formula

BeAl₂O₄

Group

Oxides

Crystal system

Orthorhombic

Hardness (Mohs)

8,5

Color

Multicolored

Luster

—

Streak

White

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

Pbnm

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

4.BA.05

Dana classification

7.2.9.1

IMA status

Grandfathered mineral (G)

IMA symbol

Cbrl

Locality

🇧🇷 Brazil

Type locality

—

Discovery year

—

Source: Wikidata