VS
Name
—
(K₁.₅ ₀.₅)(Te₁.₂₅W₀.₂₅ ₀.₅)₂W₅O₁₉
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Orthorhombic
Crystal system
—
3.5–4
Mohs hardness
—
6.903
Specific gravity
—
Light yellow to white
Streak
—
Adamantine
Luster
—
Perfect on {100}, {001}, and {010}
Cleavage
—
Pban
Space group
—
—
Structural group
—
Tw · Approved
IMA
—
2014
Named in
—
Greenish yellow
Typical colors
—
K · Te · W · O
Elements
—