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

A

Name

—

(K,Na)₃(Fe³⁺,Ti,Al,Mg)₅O₂(AsO₄)₅

Formula

—

Mineral Species

Entry type

—

Arsenates

Chemical class

—

Orthorhombic

Crystal system

—

—

Mohs hardness

—

—

Specific gravity

—

—

Streak

—

—

Luster

—

Tenacity:

Cleavage

—

P222_1

Space group

—

—

Structural group

—

Aph · Approved

IMA

—

2018

Named in

—

—

Typical colors

—

K · Na · Fe · Ti · Al · Mg · O · As

Elements

—