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

Ludjibaite

Name

—

Cu₅(PO₄)₂(OH)₄

Formula

—

Mineral Species

Entry type

—

Phosphates

Chemical class

—

Triclinic

Crystal system

—

—

Mohs hardness

—

4.36

Specific gravity

—

Pale blue to white

Streak

—

Vitreous

Luster

—

—

Cleavage

—

P-1

Space group

—

Medenbachite

Structural group

—

Ldj · Approved

IMA

—

1987

Named in

—

Blue-green

Typical colors

—

Cu · P · O · H

Elements

—