STUNNING Iceland Spar Calcite Crystal Specimen w/ Terlingua-like Fluorescence
USD 17.99 USD
Specifications
| Country Of Origin | United States |
Under shortwave UV, the response shifts to a bluish-purple, and the glow lingers after the lamp is switched off — a blue-violet phosphorescence lasting 3–4 seconds. • Calcite — CaCO₃; fluoresces hot pink under LW UV, bluish-purple under SW UV with blue-violet phosphorescence.