General Information:
Chemical Formula:
Cu2(PO4)(OH)
Composition:
(Molecular Weight = 239.07 gm)
Copper 53.16 % Cu
Phosphorus 12.96 % P
Hydrogen 0.42 % H
Oxygen 33.46 % O
Empirical Formula:
Cu2(PO4)(OH)
Locality:
Lubietova (German Livethen), Czechoslovakia.
Name Origin:
Named after its locality.
Physical Properties:
Cleavage:
[100] Indistinct, [010] Indistinct
Color:
green, dark green, blackish green, light olive green, or dark olive green.
Density:
3.6 - 4, Average = 3.8
Diaphaniety:
Translucent to subtranslucent
Habits:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Druse - Crystal growth in a cavity which results in numerous crystal tipped surfaces., Globular - Spherical, or nea rly so, rounded forms (e.g. wavellite).
Hardness:
4 - Fluorite
Luminescence:
None.
Luster:
Vitreous - Greasy
Streak:
light green
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