General Information:
Chemical Formula:
Cu++3V+++++2O7(OH)2·2(H2O)
Composition:
(Molecular Weight = 474.56 gm)
Vanadium 21.47 % V
Copper 40.17 % Cu
Hydrogen 1.27 % H
Oxygen 37.09 % O
Empirical Formula:
Cu3V5+2O7(OH)2·2(H2O)
Physical Properties:
Cleavage:
[???] Imperfect
Color:
brownish yellow, greenish yellow, yellow, yellow green, or light brown.
Density:
3.5
Diaphaniety:
Translucent to Subtranslucent
Habits:
Globular - Spherical, or nearly so, rounded forms (e.g. wavellite)., ,
Hardness:
3 - Calcite
Luminescence:
Non-fluorescent.
Luster:
Vitreous - Pearly
Streak:
light green
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