VS
Name
—
Ca₅(SiO₄)₂(OH)₂
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
5–6
Mohs hardness
—
2.85
Specific gravity
—
White
Streak
—
Vitreous
Luster
—
Distinct on {001}
Cleavage
—
P2_1/b
Space group
—
Humite
Structural group
—
Rbn · Approved
IMA
—
1980
Named in
—
Light pink; colorless in thin section
Typical colors
—
Ca · Si · O · H
Elements
—