Locality: Wright Emery Mine, Chester, Hampden County, Massachusetts, USA
Size: 68 mm x 54 mm x 45 mm (2.7 in. x 2.1 in. x 1.8 in.)
Weight: 192 g (6.8 oz.)
Bladed crystals of margarite, a member of the mica group, on emery matrix. The margarite is antique rose in color with a pearly luster.