VS
Name
—
KAg₉Pb₂₆Cu₂₄Cl₆₂(OH)₄₈
Formula
—
Mineral Species
Entry type
—
Halides
Chemical class
—
Cubic
Crystal system
—
3–3.5
Mohs hardness
—
5.054
Specific gravity
—
Blue, with greenish tint
Streak
—
Weakly vitreous; pearly on cleavage surfaces
Luster
—
{001}, perfect
Cleavage
—
Pm3m
Space group
—
—
Structural group
—
Bol · Approved
IMA
—
1891
Named in
—
Blue, Purple
Typical colors
—
K · Ag · Pb · Cu · Cl · O · H
Elements
—