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

F

Name

—

Cu₂Pb₆Bi₈S₁₉

Formula

—

Mineral Species

Entry type

—

Sulfosalts

Chemical class

—

Monoclinic

Crystal system

—

3.3–3.4

Mohs hardness

—

6.948

Specific gravity

—

Grayish black

Streak

—

Metallic

Luster

—

Perfect on {001}

Cleavage

—

C2/m

Space group

—

—

Structural group

—

Fbt · Approved

IMA

—

1999

Named in

—

Black; bright white in reflected light

Typical colors

—

Cu · Pb · Bi · S

Elements

—