My wife has a tourmaline engagement ring. Tourmaline happens to be the birthstone of October, while sapphire is the gem of September. (Photo: Wimon Manorotkul) Introduction/Name. Blue tourmaline is meant to represent clear, honest communication and the ability to speak from the heart.
Compare 10ct Tourmaline (emerald shape, violet color, 14x10 mm) and 10ct Tourmaline (emerald shape, dark bluish green color, 14x10 mm) on actual face-up size (130.2 mm² vs. 130.2 mm²) In gemological practice, individual species names are not used. Rare Chrome Tourmaline. Tourmaline comes in a range of striking greens (although not the same green as emerald) and greenish blues but tourmaline has a scratch hardness lower than emerald. Found only in east Africa, it is usually found mainly in small sizes. Compare 3.5ct Tourmaline (emerald shape, violet color, 10.56x7.82 mm) and 2ct Tourmaline (emerald shape, violet color, 8.76x6.49 mm) on actual face-up size (76.8 mm² vs. 52.87 mm²) This stone won an AGTA Cutting Edge award in 1995. Brazilian emerald, green tourmaline; Brazilian sapphire, blue tourmaline; Ceylonese peridot, green tourmaline; Comments by Dr. Joel Arem. Both these gorgeous jewels, however, have one thing in common – the color pink. Green (Verdilite): Green tourmaline is supposedly the most healing of all the crystals of the physical heart. A single stark green fluorite isolated on top of schorl crystals. Tourmaline is the name for a group of related mineral species. A stunning bi-color tourmaline acorn, cut by Pala International’s Meg Berry. In this article, we’ll place the pink variants of these gems next to each other to find out if they … TOURMALINE BUYING GUIDE By Richard W. Hughes. Tourmaline is a name applied to a family of related minerals, all having essentially the same crystal structure but varying widely in chemical composition, color, and properties. But what it lacks in size it makes up for in color - it displays perhaps the richest, most intense green in the gemstone world. For this reason, chrome tourmalines are usually distinguished from other green varieties of tourmaline. Schorl, magnified 10× The most common species of tourmaline is schorl, the sodium iron (divalent) endmember of the group.
Tourmaline (/ ˈ t ʊər m ə l ɪ n /, - / ... Green—verdelite or Brazilian emerald variety, Colorless —achroite variety (from the Greek "άχρωμος" meaning "colorless"). It also is supposed to encourage an open mind and embrace of truth and ethics. Chrome tourmaline is a rather special member of the tourmaline group. It started out at 10.50 ct. and we're down to 9.50 ct. after repeated repolishings to clean up the stone after she scratched it. Traces of chromium produce its emerald-like color. However, chrome tourmalines differ chemically from their green cousins. Schorl.
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