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Collection grade fluorescent Chalcedony (green in short wave), and Calcite (orange-red and pink in short wave) \"Watermelon Chalcedony\" mineral specimen (0.6kg).
Watermelon Chalcedony is also fluorescent in the midwave UV light (not shown here).
Country of origin: United States,Nebraska, Oglala grasslands.
All stock is located in Australia.
Combined shipping is available for orders with more than one item.
