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Banded white marble and quartz augen (eyeshaped crystals) in gray argillite, Notch Peak, Millard County. Notch Peak, Millard County, Utah Photographer: Mark Milligan; © 2014

POTD June 23, 2015: Notch Peak, Millard County, Utah

POTD 6-16-15 Notch Peak Mineral Rock Argillite

Notch Peak, Millard County, Utah
Photographer: Mark Milligan; © 2014

Banded white marble and quartz augen (eyeshaped crystals) in gray argillite, Notch Peak, Millard County.

Utah Gemstones and Gemstone Mining

geology.com

Red beryl is one of the world’s rarest gemstones. It is found in a few locations in the Thomas Range and the Wah Wah Mountains of Utah, it is also found in the Black Range of New Mexico. The crystals are generally small, often too small to facet. High quality rough that is large enough to facet can produce finished stones that sell for as much as $2,000 per carat.

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