Franklinite, Calcite – Sterling Mine, Ogdenburg, New Jersey, USA
Top grade! Glossy black, magnetic Franklinite octahedrons up to 1.6 cm edge length in a white-pink calcite matrix.
The manganese-containing calcite matrix exhibits a fiery red fluorescence in short-wave UV light.
Franklinite, Calcite – Sterling Mine, Ogdenburg, New Jersey, USA
SKU: 26.03.33
€0.00Price
VAT Included |
Size
7.8 cm x 5 cm
Location
Sterling Mine near Ogdensburg, Franklin, New Jersey, USA