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

Vernadite

Name

—

(Mn,Fe,Ca,Na)(O,OH)₂·nH₂O

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

—

—

Crystal system

—

—

Mohs hardness

—

2.9–3

Specific gravity

—

—

Streak

—

—

Luster

—

—

Cleavage

—

—

Space group

—

—

Structural group

—

Vnd · Questionable

IMA

—

1944

Named in

—

Black

Typical colors

—

Mn · Fe · Ca · Na · O · H

Elements

—