31802: Fluorite and Quartz - $20 Rogerley Mine, Rogerley Quarry, Stanhope, County Durham, England Miniature - 4.4 x 4.4 x 3.1 cm 85 grams Fluorescent (LW/SW) Specimen status: Available Send an email with specimen number to order A pair of intergrown fluorite cubes,
greenish in color is some spots, but mostly opaque and
white. The main attraction here is the fluorescence:
bright purple blue under shortwave UV and the same color
but even more brilliant under longwave UV. Minor quartz
along the sawn base, which allows a perfect display angle.
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