Collection grade fluorescent Hardystonite (blue in short wave), Willemite (green in short & long wave), Calcite (orange-red in short & long wave), and Franklinite (no UV reaction) mineral specimen (0.66kg).
Both Willemite and Calcite are also long wave fluorescent, albeit weaker (not shown here).
Country of origin: United States, New Jersey, Sussex County, Franklin.
All stock is located in Australia.
Combined shipping is available for more than one item.