Locality: Sterling Hill Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey, USA
Size: 83 mm x 59 mm x 31 mm (3.3 in. x 2.3 in. x 1.2 in.)
Weight: 165 g (5.8 oz.)
Cabinet specimen with veins of brown willemite in white and gray calcite with massive dark gray franklinite. This piece is wonderfully fluorescent under short wave UV light, where the willemite fluoresces green and the calcite red, as shown in the first photo.