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Check the listing for details. Franklin Mineral Specimen Willemite Franklinite Calcite 2.9 Oz Fluorescence. Listed at 7.50 USD. For sale is a Franklin Mineral Specimen consisting of Willemite, Franklinite, Calcite, non fluorescent and many other minerals weighing 2.9 oz of Fluorescent mineral. Measures approximately 3 1/2” x 1” x 1” irregular. Great cabinet piece. Great for display. From the World famous Franklin, NJ and Sussex County Franklin Mine mineral District. This ordinary looking rock can only show its fluorescent colors by placing it under a Shortwave (SW) Ultraviolet (UV) light. A black light is not a Shortwave (SW) light. See Photos. Check out our other collectibles and other items. Combined shipping, wait for invoice.

$6.00
$7.50