Willemite, Franklinite Calcite from Sterling Mine, Ogdensburg, Sterling Hill, Sussex County, New Jersey (Type Locality for Franklinite)
Photo below under shortwave ultraviolet illumination:
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Photo below under longwave ultraviolet illumination:
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DESCRIPTION: | No. 77398
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Mineral: | Willemite, Franklinite Calcite
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Locality: | Sterling Mine, Ogdensburg, Sterling Hill, Sussex County, New Jersey (Type Locality for Franklinite) |
Description: | Large beige willemite crystals and black-metallic franklinite crystals in translucent white calcite. Under SW UV illumination the calcite fluoresces orange and the willemite fluoresces green, and less so under LW UV, and phosphoresces after extinguished. |
Overall Size: | 12x8.5x6 cm |
Crystals: | 2-18 mm |
Archived: | For reference only |
Buy similar: | Minerals from New York & New Jersey, USA > Mica & other Silicates |
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