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

VS
Delafossite
Delafossite
Name
—
Cu¹⁺Fe³⁺O₂
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Trigonal
Crystal system
—
5.5
Mohs hardness
—
5.41
Specific gravity
—
Black
Streak
—
Metallic
Luster
—
{1011}, imperfect
Cleavage
—
R-3m
Space group
—
—
Structural group
—
Del · Grandfathered
IMA
—
1873
Named in
—
Black; pale brownish rose in reflected light
Typical colors
—
Cu · Fe · O
Elements
—