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


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Paradox Valley, Montrose County, Colorado

A 2mm thick yellow crystalline layer on sandstone. From our 1960's stock.

6x7x3cm (about 2-1/4 x 2-3/4 x 1-1/4 inch)  Weight 126.8 grams