The open encyclopedia of minerals

Glossary Cite the database

Mineralogist.org

Minerals A–Z Search Collections Browse by Property Identify a Specimen Compare Minerals Localities Map Glossary Contribute Search the Database →

Compare Minerals

Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

Mineral A

VS

Mineral B

B

Name

—

Cu₂(Cd,Fe)GeS₄

Formula

—

Mineral Species

Entry type

—

Sulfides

Chemical class

—

Tetragonal

Crystal system

—

4–4.5

Mohs hardness

—

4.53

Specific gravity

—

—

Streak

—

Metallic

Luster

—

None

Cleavage

—

I-42m

Space group

—

Sphalerite, Stannite

Structural group

—

Bql · Approved

IMA

—

1996

Named in

—

In reflected light, gray with a violet tint

Typical colors

—

Cu · Cd · Fe · Ge · S

Elements

—