VS
Name
—
CeCa₂Mn(AsO₄)(SiO₃)₃
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
5–6
Mohs hardness
—
3.998
Specific gravity
—
Light brown
Streak
—
Vitreous
Luster
—
Fair on {100}
Cleavage
—
P2_1/c
Space group
—
—
Structural group
—
Ksb-Ce · Approved
IMA
—
2020
Named in
—
Dark grayish brown to grayish brown
Typical colors
—
Ce · Ca · Mn · As · O · Si
Elements
—