Locality: Lone Indian Ridge, Gallatin County, Montana, USA
Size: 63 mm x 34 mm x 23 mm (2.5 in. x 1.3 in. x 0.9 in.)
Weight: 49 g (1.7 oz.)
Single scalenohedral crystal of translucent yellow calcite measuring 63 mm. With etched faces. THe specimen has only a small amount of matrix. Some contact on the back.