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Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

VS
Richardsite
Richardsite
Name
—
Zn₂CuGaS₄
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Tetragonal
Crystal system
—
3
Mohs hardness
—
4.278
Specific gravity
—
Black
Streak
—
Metallic
Luster
—
None
Cleavage
—
I-42m
Space group
—
Stannite
Structural group
—
Ric · Approved
IMA
—
2020
Named in
—
Dark gray, dark bluish gray in reflected light
Typical colors
—
Zn · Cu · Ga · S
Elements
—