Aquamarine 3x4mm Faceted Rondelle - dsPremier Tibetan Agate They are all varieties of

They are all varieties of the mineral corundum

olive green and gray to green

gray and white and its swirling

any color of the rainbow

It has been mistaken for ruby and sapphire at times

Aquamarine 3x4mm Faceted Rondelle - dsPremier Tibetan Agate They are all varieties ofAquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent to opaque and is commonly light blue, green and yellow with white and gray inclusions. The name is the Latin term for water of the sea. Aquamarine was once thought to be the treasure of mermaids, as well as a lucky stone for sailors.