Name:

bixbyite

A photo of the mineral bixbyite

Class:

Oxide/Hydroxides

Chemistry:

(Mn,Fe)2O3 manganous iron oxide

Color(s):

black with bronze colored glint

Hardness:

6 - 6.5

SpecGrav:

4.9 - 5.0

Fracture:

uneven

Cleavage:

incomplete

Crystal:

Cubic (usually cubes, sometimes with penetration twins) crystals have a brilliant metallic luster

Envronment:

forms in siliceous volcanic rocks

Association:

topaz, hematite, garnet, red beryl

Locals:

| Utah, Arizona, USA | Mexico| Argentina | India | India | South Africa |

Misc:

Name comes from the mineral collector, Maynard Bixby, and it was first found in the Thomas and Wah Wah Mtns. of Utah.

Photos
& Locals:

1.) Thomas Range, Juab Co., Utah
2.) Thomas Range, Juab Co., Utah
3.) Thomas Range, Juab Co., Utah

4.) Thomas Range, Juab Co., Utah
5.) Thomas Range, Juab Co., Utah (Closeup)

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