Unique specimen of white Colemanite crystals. A calcium borate mineral from Death Valley, California. The specimen was legally recovered prior to 2011.
Location: Sigma Pit, Ryan District, Death Valley, California, USA
Specimen size: 16.9 x 14.2 x 8.8 cm (6.7 x 5.6 x 3.5 inch) Cabinet
Specimen weight: 1,135 gr (2 lb 8.0 oz)
Brought to you by SIDEWINDER MINERALS
11 × 8.5 × 5.5 in
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HESSONITE is a variety of GROSSULAR GARNET. This specimen is orange in color, gemmy and translucent. Luster is adamantine and size is thumbnail (0.9 inches). From the famous Jeffrey Mine in Quebec, Canada. This piece is from the collection of Roger Maynard. He is a friend and long-time geologist with the US Geological Survey in New Mexico.