Photo: John Krygier · Public domain

Phyllosilicate mineral

Properties

Chemical formula

Mg₃Si₂O₅(OH)₄

Group

Silicates

Crystal system

Monoclinic

Hardness (Mohs)

2,5

Color

Green

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

Cm

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.ED.15

Dana classification

—

IMA status

Grandfathered mineral (G)

IMA symbol

Lz

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata