Sapphire 0.71 ct zircon A fine mid-blue sapphire from

A fine mid-blue sapphire from Madagascar

A glowing spinel from Luc Yen

A minty green sapphire from small-scale mining in Madagascar

A fine unheated blue sapphire

Sapphire 0.71 ct zircon A fine mid-blue sapphire fromA vividly colored fine pink sapphire from small scale mining in Madagascar. The rough was purchased as unheated at the mine, but it has not yet been submitted to the lab. Over 90% of these rough pieces are unheated, though sometimes miners heat the rough directly at the mine. For this reason, we offer this sapphire as heated (even though it is very likely unheated) until it is verified by our lab. We will update the treatment status in approximately