VS
Name
—
BaCa(CO₃)₂
Formula
—
Mineral Species
Entry type
—
Carbonates
Chemical class
—
Orthorhombic
Crystal system
—
4–4.5
Mohs hardness
—
3.707
Specific gravity
—
White
Streak
—
Vitreous
Luster
—
On pseudo-orthorhombic {110}, imperfect
Cleavage
—
C-1
Space group
—
Alstonite
Structural group
—
Asn · Grandfathered
IMA
—
1841
Named in
—
Colorless to snow-white; also pale gray, pale cream, pink to pale rose-red
Typical colors
—
Ba · Ca · C · O
Elements
—