General Information:
Chemical Formula:
Cu2Te++++++O4(OH)2
Composition:
(Molecular Weight = 352.70 gm)
Copper 36.03 % Cu
Tellurium 36.18 % Te
Hydrogen 0.57 % H
Oxygen 27.22 % O
Empirical Formula:
Cu2(TeO4)(OH)2
Environment:
Isolated crystals or groups on drusey quartz.
Locality:
The Centennial Eureka mine, Juab County, Utah, USA.
Name Origin:
Named after Prof. Frank C. Hawthorne, University of Manitoba.
Physical Properties:
Cleavage:
None
Color:
medium leaf green.
Density:
5.44
Diaphaniety:
Transparent
Habits:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).,
Hardness:
3-3.5 - Calcite-Copper Penny
Luminescence:
Non-fluorescent.
Luster:
Vitreous (Glassy)
Streak:
light leaf green
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