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

Ammineite

Name

—

CuCl₂·2NH₃

Formula

—

Mineral Species

Entry type

—

Organic Minerals

Chemical class

—

Orthorhombic

Crystal system

—

1

Mohs hardness

—

2.31

Specific gravity

—

Light blue

Streak

—

Vitreous

Luster

—

Perfect on {001}, good on {110}

Cleavage

—

Cmcm

Space group

—

—

Structural group

—

Amm · Approved

IMA

—

2008

Named in

—

Deep to sky-blue

Typical colors

—

Cu · Cl · N · H

Elements

—