The Definitive Guide to the World of Color in Tourmaline Gemstones
The Definitive Guide to the World of Color in Tourmaline Gemstones
Grey Tourmaline Gemstones
Round – 1 to 5 Carats
SKU 0100
This standard round brilliant is from Nigeria. Its mixture of pink and blue pretty much turns gray. It has a medium dark tone level and moderate flash. It weighs 2.47 carats. 0077
SKU 0101
This beautiful gray is unfortunately unstable and now has a faint flaw one half of the way across the stone. It is still quite a display stone since it has plenty of presences. It weighs 4.73 carats. 1105
SKU 0102
This standard round brilliant has a medium dark tone level in a gray with flashes of blue. It appears to be eye clean except for a slight amount of damage next to the girdle. It weighs 1.68 carats. 1185