Locality: Millington Quarry, Bernards Township, Somerset County, New Jersey, USA
Size: 51 mm x 37 mm x 23 mm (2.0 in. x 1.5 in. x 0.9 in.)
Weight: 49 g (1.7 oz.)
Scalenohedral clear to translucent calcite crystals, the largest measuring 10 mm and others to 2 mm, with very pale green datolite crystals to <1 mm on gray matrix. The calcite is well formed and sharp.