Old Rogerley mine UV Fluorescent Twin. FLUORITESpecimen - 11.8×6.2×3.7 cm - 336 g
A very colorful group of fluorite cubes completely covering a matrix. Of course this fluorite exhibits a very lively purplish fluorescence under both longwave and shortwave UV light. It also exhibits a property called daylight fluorescence, where the edges of the cubes acquire a blue tint in the presence of normal daylight - this happens even in the shade, as seen in the photos below. Some photo's taken with UV light present. Crystals are very gemmy. Specimen come's from old find in Rogerley Mine! Excellent high quality twinned and gemmy crystals up to 3. 0cm
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A very colorful group of fluorite cubes completely covering a matrix. Of course this fluorite exhibits a very lively purplish fluorescence under both longwave and shortwave UV light. It also exhibits a property called daylight fluorescence, where the edges of the cubes acquire a blue tint in the presence of normal daylight - this happens even in the shade, as seen in the photos below. Some photo's taken with UV light present. Crystals are very gemmy. Specimen come's from old find in Rogerley Mine! Excellent high quality twinned and gemmy crystals up to 3. 0cm
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