- Large Cabinet, 18.7 x 13.0 x 6.0 cm
- Corkscrew Mine, Corkscrew Canyon, Black Mts, Furnace Creek District (Furnace Creek Borate District), Death Valley National Park, Death Valley, Inyo Co., California, USA
A striking, large cabinet colemanite "cross" from the Corkscrew Mine of Death Valley and the Mullane Collection. This unbelievable specimen is a doubly terminated, floater. Glassy, tan to colorless colemanite crystals comprise this piece.