Photo: David Hospital · CC BY-SA 4.0

Sulfide mineral

Properties

Chemical formula

NaFeS₂·2H₂O

Group

Sulfides

Crystal system

Monoclinic

Hardness (Mohs)

—

Color

—

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

—

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

2.FD.20

Dana classification

2.14.5.1

IMA status

Approved mineral and/or valid name (A)

IMA symbol

Erd

Locality

🇺🇸 Coyote Peak

Type locality

—

Discovery year

—

Source: Wikidata