I will be at the TNMS in Tucson, February 5 to 11, 2019! See you at the show!


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Arrowhead Mine, Calamity Mesa, Mesa County, Colorado

Yellow aggregates of spherulitic micro crystals, with bruised bright yellow areas, on sandstone. We got this material in 1960, and I do have more, smaller specimens, if you are interested in an email quote.

6.5x10x4cm  Weight 308grams (11 ounces)