Clinohedrite, Hardystonite, Willemite, and Calcite, Franklin Mine, Franklin, New Jersey

This spectacular, multi-colored, fluorescent specimen is from the famous Franklin Mine, Franklin, Sussex County, New Jersey.  Under short wave UV the clinohedrite shows an orange response, the hardystonite purple/blue, willemite bright green, and minor amounts of calcite fluoresce red.  Under visible light, pink-colored, non-fluorescent bustamite is the dominant mineral.  This specimen was acquired from the collection of notable former Franklin miner Nick Zipco.  6.9 x 5.8 x 5.1 cm, 230 gms.

 

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