Compare Minerals
Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.
Name
—
(Pb₃₂O₂₁)[(V,Si,Mo,As)O₄]₄Cl₉
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
2.5
Mohs hardness
—
7.967
Specific gravity
—
—
Streak
—
—
Luster
—
Distinct on {010}
Cleavage
—
C2/c
Space group
—
Hereroite
Structural group
—
Ejs · Approved
IMA
—
2018
Named in
—
Orange-red; pale gray, with deep red to brown-red internal reflections in reflected light
Typical colors
—
Pb · O · V · Si · Mo · As · Cl
Elements
—