VS
Name
—
KBe₄Al₄(B₁₁Be)O₂₈
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Cubic
Crystal system
—
8
Mohs hardness
—
3.22–3.44
Specific gravity
—
white
Streak
—
Vitreous to slightly adamantine
Luster
—
{111} and {111}, indistinct
Cleavage
—
P-43m
Space group
—
Rhodizite
Structural group
—
Rdz · Grandfathered
IMA
—
1834
Named in
—
Colorless, White, Yellow, Gray
Typical colors
—
K · Be · Al · B · O
Elements
—