Photo: Henk Smeets – tomeikminerals.com · CC BY 4.0

Hydroxide mineral

Properties

Chemical formula

Zn²⁺x/₂(Mn₄+₁-xMn³⁺x)O₂*yH₂O

Group

Oxides

Crystal system

Monoclinic

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

12

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

4.FL.25

Dana classification

7.8.1.2

IMA status

Grandfathered mineral (G)

IMA symbol

Wdr

Locality

🇺🇸 Sterling Hill

Type locality

—

Discovery year

—

Source: Wikidata