Locality: Calumet Mine, Turret District, Chaffee County, Colorado, USA
Size: 63 mm x 43 mm x 30 mm (2.5 in. x 1.7 in. x 1.2 in.)
Weight: 60 g (2.1 oz.)
Well-formed, dark and pale green actinolite ps. after diopside crystals to 11 mm. “Pseudomorph” means that a mineral (actinolite, in this case) has replaced another (diopside), while retaining the form of the original mineral. White quartz present. Ex. T. Henderson; ex. W. Wall.