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

VS
Rammelsbergite
Name
—
NiAs₂
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Orthorhombic
Crystal system
—
5.5–6
Mohs hardness
—
7.1
Specific gravity
—
Grayish black
Streak
—
Metallic
Luster
—
{101}, distinct
Cleavage
—
Pnnm
Space group
—
Löllingite
Structural group
—
Rmb · Grandfathered
IMA
—
1845
Named in
—
Tin-white with a faint pinkish hue; in polished section, pure white
Typical colors
—
Ni · As
Elements
—