Photo: Wikimedia Commons

Phyllosilicate mineral

Properties

Chemical formula

Ni₄Si₆O₁₅(OH)₂·6H₂O

Group

Silicates

Crystal system

Orthorhombic

Hardness (Mohs)

—

Color

Green

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

52

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

9.EE.25

Dana classification

74.3.1b.2

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Fcd

Locality

🇩🇴 Loma La Peguera

Type locality

—

Discovery year

—

Source: Wikidata