Photo: David Hospital · CC BY-SA 4.0

Selenide mineral

Properties

Chemical formula

FeSe

Group

Sulfides

Crystal system

Hexagonal

Hardness (Mohs)

—

Color

Gray

Luster

—

Streak

—

Density

—

Cleavage

—

Fracture

—

Tenacity

—

Crystal habit

—

Transparency

—

Space group

P6₃/mmc

Fluorescence

—

Magnetism

—

Radioactivity

—

Refractive index

—

Optical character

—

Birefringence

—

Pleochroism

—

Strunz classification

2.CC.05

Dana classification

—

IMA status

Renamed mineral (Rn)

IMA symbol

Ahv

Locality

🇦🇷 Cerro de Cacheuta

Type locality

—

Discovery year

—

Source: Wikidata