Prehnite 6mm Round Faceted A Grade - 15-16 Inch 20210930-1007 Star Cut & Double Hearted Many stones in the Russian

Many stones in the Russian crown jewels from the 17th century which were thought to be rubies are actually red Tourmaline

Each piece is unique and stunning

Topaz obtains much of its popularity from its beautiful colors and its status as a birthstone

It has been greatly sought after throughout history and was at times valued as highly as Diamond

Prehnite 6mm Round Faceted A Grade - 15-16 Inch 20210930-1007 Star Cut & Double Hearted Many stones in the RussianPrehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South Africa in 1774. Prehnite is translucent to transparent, in colors from light green to yellow green to olive, with occasional inclusions of Black Tourmaline that crisscross the stone in fibrous patterns. It is a phyllosilicate composed of silicon, calcium and aluminum with trace amounts of iron.