VS
Name
—
Cu₇Hg₆
Formula
—
Mineral Species
Entry type
—
Native Elements
Chemical class
—
Cubic
Crystal system
—
—
Mohs hardness
—
—
Specific gravity
—
—
Streak
—
Metallic. R: (400) ~, (420) 59.0, (440) 61.4, (460) 63.8, (480) 66.8, (500) 69.4, (520) 71.2, (540) 72.1, (560) 72.8
Luster
—
—
Cleavage
—
I-43m
Space group
—
—
Structural group
—
Kym · Approved
IMA
—
1979
Named in
—
Tin-white on fresh fracture, quickly altering in moist air to brownish black
Typical colors
—
Cu · Hg
Elements
—