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

Hydrotalcite group mineral

Properties

Chemical formula

Mg₆Fe³⁺₂(OH)₁₆Cl₂·4H₂O

Group

Oxides

Crystal system

Hexagonal

Hardness (Mohs)

1,5

Color

—

Luster

—

Streak

—

Density

2,1 g/cm³

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

4.FL.05

Dana classification

—

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Iow

Locality

🇺🇸 Sioux County

Type locality

—

Discovery year

—

Source: Wikidata