Photo: Robert M. Lavinsky · CC BY-SA 3.0

Hydrous phosphate mineral

Properties

Chemical formula

Ca₂Fe²⁺(PO₄)₂·4H₂O

Group

Phosphates

Crystal system

Triclinic

Hardness (Mohs)

3,5

Color

Green

Luster

—

Streak

White

Density

2,81 g/cm³

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

8.CH.10

Dana classification

—

IMA status

Grandfathered mineral (G)

IMA symbol

Anp

Locality

—

Type locality

—

Discovery year

—

Source: Wikidata