http://webmineral.com/data/Beryl.shtml WebEmerald is the green variety of Beryl, and its most precious and valuable variety. Its intense green color has given it status as an important gemstone throughout the …

Varieties of Beryl - Gemstones Guide

WebMineral: Beryl Chemistry: Be 3 Al 2 Si 6 O 18 Color: Vibrant green Refractive Index: 1.577 to 1.583 Birefringence: 0.005 to 0.009 Specific Gravity: 2.72 Mohs Hardness: 7.5 to 8 Treatments There are a number … paradise missionary baptist church houston tx

Loose Gemstone 11.47 Ct Natural Green Emerald Certified Transparent …

WebThe name "emerald" represents a variety of beryl with a rich green color caused by chromium or vanadium. By definition, emeralds have a green color. By definition, emeralds have a green color. The name "yellow … WebBeryl is a most alluring and popular mineral. It occurs in a diversity of colors, and has several important gemstone varieties. The green variety, Emerald, is one of the most precious gems. Only green Beryl with a deep green color is called Emerald; light green … Muscovite is an extremely common mineral, nevertheless there are some exceptional … Some greenish stones can be made deep green, some brownish-red stones can … Deep blue crystals come from Sludyanka, in Lake Baikal area, Russia; and … A new find of good Topaz crystals is the Zapot Mine, near Hawethorne, Mineral … Pure Beryl is colorless; traces of different impurities are responsible for the color … Emerald is the green variety of Beryl, and its most precious and valuable variety. … WebFind many great new & used options and get the best deals for Loose Gemstone 7.92 Ct Natural Green Emerald Certified Transparent Ring Use Gem at the best online prices at eBay! Free shipping for many products! paradise missionary baptist church dallas tx