Location: Franklin Mine, Franklin, Sussex Co., New Jersey, USA.
Anhedral to sub euhedral rounded (eroded) crystals of Franklinite (up to 4mm), black in color and dull to sub metallic luster associated with brown sub-euhedral crystals, also rounded, of Willemite (up to 6mm), rare anhedral reddish orange Zincite in a matrix of white Calcite and Feldspar. Sample with 7.7 x 5.0 x 4.3cm and 226 grams.