Bixbyite with Topaz
specimen number:
2063138
location:
Topaz Mtn., Juab Co., Utah, USA
description: Topaz Mountain, located in the Thomas Range of Juab County, Utah, is a famous mineral collecting site featuring amber and clear topaz crystals that formed within gas cavities of Miocene rhyolite lava flows. The region has a long history of rockhounding and mineral exploration dating back to the late nineteenth and early twentieth centuries. These same rhyolite cavities also yield bixbyite, a striking dark metallic mineral composed of manganese and iron oxides, which was named after the prominent early Utah prospector Maynard Bixby.
A small with neat specimen with Sherry colored crystals of topaz to 0.7 cm in length on matrix. On the prominent crystal there is a ring of metallic microscopic bixbyite crystals around the girth of the topaz crystal. In good condition.
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Related by Mineral (Bixbyite):
Bixbyite — Utah
Origin: Thomas Range, Juab Co., Utah, USA
Number: (2063744)
Size: 4.3 x 3.2 x 2.0 cm (miniature)
Related by Location (Topaz Mtn.):
Topaz — Utah
Origin: Topaz Mtn., Juab Co., Utah, USA
Number: (2063830)
Size: 2.1 x 1.3 x 1.1 cm (thumbnail)
Topaz — Utah
Origin: Maynard's Claim, Topaz Mtn., Juab Co., Utah, USA
Number: (2063536)
Size: 3.0 x 1.6 x 0.6 cm (thumbnail)

