VS
Name
—
Th(SiO₄)
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Tetragonal
Crystal system
—
4.5–5
Mohs hardness
—
6.63–7.2
Specific gravity
—
Light orange to dark brown
Streak
—
Vitreous to resinous or greasy
Luster
—
{110}, distinct
Cleavage
—
I4_1/amd
Space group
—
Zircon
Structural group
—
Thr · Grandfathered
IMA
—
1817
Named in
—
Brown, Black, Yellow, Orange
Typical colors
—
Th · Si · O
Elements
—