Calcite - Challenger Cave Nuevo Leon Mexico calcite Under shortwave UV responds a

Under shortwave UV responds a ghostly blue with a fantastic afterglow once the UV light is turned off that lasts for seconds

Each type of UV output can only be used at one time

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Calcite - Challenger Cave Nuevo Leon Mexico calcite Under shortwave UV responds aMulti UV response Calcite from Nuevo Len, Mexico. Very special Calcite from Mexico with multi response under UV. Under longwave responds pink to rose in color. Under shortwave UV responds a ghostly blue with a fantastic afterglow once the UV light is turned off that lasts for seconds. Some even respond a yellow in color in midwave UV at 300nm. Truly special specimens and a must for any fluorescent mineral display! Satisfaction guaranteed! Sizes come