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

VS
Aktashite
Aktashite
Name
—
Cu₆Hg₃As₄S₁₂
Formula
—
Mineral Species
Entry type
—
Sulfosalts
Chemical class
—
Hexagonal
Crystal system
—
3.5
Mohs hardness
—
5.5
Specific gravity
—
Black
Streak
—
Metallic. Anisotropism: Weak, in shades of blue
Luster
—
—
Cleavage
—
R3
Space group
—
Nowackiite
Structural group
—
Ats · Approved
IMA
—
1968
Named in
—
Gray-black; white in reflected light
Typical colors
—
Cu · Hg · As · S
Elements
—