- SPAG-13
- Silver
- Balcoll Mine, Falset, Catalonia, Spain
- Miniature, 4.4 x 3.7 x 2.6 cm
- SOLD
Partially etched out of its enclosing calcite matrix, this specimen is composed of spinel twins of silver, to.8 cm in length as well as matte black acanthite crystals to 2 mm across. luster is good. The color contrast between the silver, acanthite and white calcite, is visually interesting.