Druzy UV Reactive Columnar Calcite Cluster Specimen Chlorite and you can even see

and you can even see the intricate suture patterns on the shell

its internal dendritic patterns

like always washing your hands after handling

68" (at center)

Druzy UV Reactive Columnar Calcite Cluster Specimen Chlorite and you can even seeThis striking calcite specimen is a true beauty! Under normal light conditions, it appears as solid gray columns of calcite. But when exposed to ultraviolet (UV) light, it transforms into a fiery orange hue. This phenomenon is caused by calcite's property of fluorescence, which refers to its ability to absorb UV light and then emit visible light of a different color. Approximate Size: L: 1. 10" x W: 3. 20" x H: 1. 70" Approximate Weight: 0. 10 lbs.