General Information:
Chemical Formula:
Fe+++Mo2O6(OH)3·(H2O)
Composition:
(Molecular Weight = 412.76 gm)
Iron 13.53 % Fe
Molybdenum 46.49 % Mo
Hydrogen 1.22 % H
Oxygen 38.76 % O
Empirical Formula:
Fe3+2(MoO3)(OH)3·(H2O)
Environment:
In tungsten-molybdenum-bismuth deposits formed by the oxidation of molybdenite.
IMA Status:
Approved IMA 1996 (Dana # Added)
Locality:
Found at the Bamford Hill W-Mo-Bi deposits, 85 km WSW of Cairns, northern Queensland, Australia,
Name Origin:
After its locality.
Physical Properties:
Cleavage:
[100] Fair
Color:
green or yellowish green.
Density:
3.62
Diaphaniety:
Transparent
Habits:
Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite)., Aggregates - Made of numerous individual crystals or clusters.,
Hardness:
2-3 - Gypsum-Calcite
Luster:
Vitreous - Adamantine
Streak:
greenish yellow
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