- Fluorite, Siderite
- Small Cabinet, 7.5 x 7.0 x 5.5 cm
- Weardale, North Pennines, Co. Durham, England, UK
- Ex. Seaman Mineralogical Museum; Joseph Rawlings
Translucent, gray-green fluorite cubes to 3.0 cm dramatically and preferentially coated with lustrous, brown siderite. Ex Joseph Rawlings (#171) and Seaman Museum Collections. Rawlings was born in 1826 and worked as engineer at the Cliff and Minnesota Mines in Michigan. The Cliff closed in 1883! Super purple fluorescence.