VS
Name
—
Cu₂Pb₂Fe³⁺₂Si₅O₁₇·6H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Orthorhombic
Crystal system
—
2.5
Mohs hardness
—
4.1
Specific gravity
—
Light green
Streak
—
—
Luster
—
Poor on {010}
Cleavage
—
—
Space group
—
—
Structural group
—
Cse · Approved
IMA
—
1974
Named in
—
Pale green to yellow-green; yellow in thin section
Typical colors
—
Cu · Pb · Fe · Si · O · H
Elements
—