VS
Name
—
BaSi₂O₅·3H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
4
Mohs hardness
—
3.14
Specific gravity
—
White
Streak
—
Subvitreous, pearly on cleavages
Luster
—
Perfect on {010} and {001} intersecting at 90±, with a third poor cleavage at a high angle to the other two
Cleavage
—
P2_1/c
Space group
—
—
Structural group
—
Kkp · Approved
IMA
—
1964
Named in
—
White to colorless; colorless in thin section
Typical colors
—
Ba · Si · O · H
Elements
—