Ulexite from Boron, California sphere 2.1Sph2167 UlCaS

Ulexite from Boron, California Twenty Mule Team Canyon, Death Vally. This material is known as “TV rock”. This is harder than gypsum. The special features are a Cat’s Eye being one of few Natural fiber optic minerals and in another direction, the perception of bringing the image to the surface. This sphere shows inclusions. This is fluorescent material. 59.2 mm, 2.4 inches