- Calcite, Marcasite
- Sweetwater Mine (Milliken Mine; Frank R. Milliken; Blair Creek; Ozark Lead Company Mine; Adair Creek; Logan Creek), Ellington, Viburnum Trend District, Reynolds Co., Missouri, USA
- Small Cabinet, 8.9 x 5.9 x 3.6 cm
An excellent and showy combination specimen from the Sweetwater Mine of Missouri's Viburnum Trend. Gemmy, mostly transparent, singly and doubly terminated, light amber calcite crystals are richly and aesthetically scattered on the upright matrix of brassy marcasite crystals. The calcite crystals are up to 2.0 cm long. Ex. George Feist Collection.