Is it rough or finished stone? From Brasil are the cheapest ones. I
bought at Tucson or Denver Shows very cheap gemstones from all over
the world. By Internet you can get very good prices also. Go to Alta
Vista Search and write in it : GEMSTONES …you will be surprise!!!
Regards
GLADYS REYNA
MINING CENTER PERU
BLUE OPAL-GEM SILICA CHRYSOCOLLA
http://www.mineralart.com/mineperu