Tincalconite – USA€350.00 A nice group of matte white distinct crystals of Tincalconite pseudomorphing after Borax. Locality: U.S. Borax open pit, Boron, California, USA Dimensions: 8.0 x 7.5 x 6.0 cm Out of stock SKU: TIN1-002 Category: Small Cabinet (5-10cm)