SC186 - Scalenohedra Calcite Locality: Lane Quarry, Northfield, Franklin Co., Massachusetts, USA (MINDAT) Size: 2 x 2 x 1 cm - Thumbnail (<1 inch) Weight: 1.9 g minID: Scalenohedra calcite. Photo in normal light. Fluorescence under longwave UV light (365nm LED). Last update: 31 December 2020