Natural halite, wonderful formation with isometric crystals. The pinkish coloration is due to pigments (carotenoids) in halophilic archaea and algae that live in the water from which the formation originates.
Provenance: Mojave Desert, Searles Lake, San Bernardino, California, USA
Weight: 5.73 lbs
Size: Length 16,3 x Height 3,3 x Depth 9,8 inches
Special care: avoid getting the piece wet as it may disintegrate completely