VS
Name
—
CuPbNd(CO₃)₃(OH)·1.5H₂O
Formula
—
Mineral Species
Entry type
—
Carbonates
Chemical class
—
Orthorhombic
Crystal system
—
3.5
Mohs hardness
—
4.74
Specific gravity
—
—
Streak
—
Adamantine
Luster
—
Perfect on {110}; poor on {100}
Cleavage
—
P2_1cn
Space group
—
—
Structural group
—
Shg-Nd · Approved
IMA
—
1948
Named in
—
Azure-blue, deep blue
Typical colors
—
Cu · Pb · Nd · C · O · H
Elements
—