21 avril 2012
Exceptinoal blue fluorite on quartz. La Viesca Mine, Huergo, La Collada mining area, Siero, Asturias, Spain
Exceptinoal blue fluorite on quartz. La Viesca Mine, Huergo, La Collada mining area, Siero, Asturias, Spain. photo Heritage Auctions Fluorite is one of the minerals everybody loves and can afford. The fact that it is widely available and generally inexpensive...