Compare Minerals
Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.
Name
—
(Fe,Rh,Ni,Ir,Cu,Co,Pt)₉₋ₓS₈
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Tetragonal
Crystal system
—
—
Mohs hardness
—
7.186
Specific gravity
—
Black
Streak
—
Metallic
Luster
—
Well-developed on {111}
Cleavage
—
—
Space group
—
Pentlandite
Structural group
—
Frh · Approved
IMA
—
2009
Named in
—
Light brownish gray in reflected light
Typical colors
—
Fe · Rh · Ni · Ir · Cu · Co · Pt · S
Elements
—