General Information:
Chemical Formula:Cu2Sb2(O,OH)7 (?)
Environment:Weathered zones in deposits containing copper-antimony sulfosalts.
Locality:Blind Spring Hill district, 2 miles SE of Benton, Mono Co., California.
Physical Properties: Cleavage:None
Color:olive green or black.
Density:2.96 - 3.96, Average = 3.46
Diaphaniety:Translucent
Hardness:3-4 - Calcite-Fluorite
Streak:yellow green
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