Photo: Chris857 · CC BY-SA 3.0

Hydrated calcium sulfate-carbonate mineral

Properties

Chemical formula

Ca₂(SO₄)(CO₃)·4H₂O

Group

Carbonates

Crystal system

Orthorhombic

Hardness (Mohs)

—

Color

White

Luster

—

Streak

White

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

7.DG.20

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Rck

Locality

🇨🇦 Rapid creek

Type locality

—

Discovery year

—

Source: Wikidata