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Garnet Minerals - The Many Colors of Garnets
News | ezinearticles.com | Oct 20, 2008
Spessartine is an uncommon garnet. Spessartite or spessartine is manganese aluminum garnet, Mn3Al2(SiO4)3. Madagascar's spessartine garnet is a recently discovered variety with a beautiful raspberry body color, and spectacular salmon-pink fire.
http://ezinearticles.com/?Garnet-Minerals-The-Many-Colors-of-Garnets&id=393565
Rhodolite Garnet
News | www.jckonline.com | Dec 1, 2002
There are five basic gem garnet species: grossularite, pyrope, almandite, spessartite, and andradite. It would certainly make life easy for jewelers and gemologists if each garnet grew solely within its own mineralogical boundaries. But they don't. Pyrope, for example, can intermix with
Garnet Mineral Information
News | ezinearticles.com | Oct 20, 2008
The history of Garnet dates back to the Bronze Age (more than 5000 years ago), when it was a very popular gemstone. Garnet is a family of minerals having similar physical and crystalline properties. Garnet is found in a wide variety of metamorphic rocks and in some igneous rocks.
http://ezinearticles.com/?Garnet-Mineral-Information&id=393561
Gem and Diamond Colors Explained
News | ezinearticles.com | Oct 20, 2008
The colors we see depend on how light travels through a gemstone. Crystal structure and the metallic elements present in minute amounts in the gemstone determine this. Many gems appear colored because part of the white light traveling through them is absorbed within the mineral structure.
http://ezinearticles.com/?Gem-and-Diamond-Colors-Explained&id=393195
New & Hot In Tucson
News | www.jckonline.com | Apr 1, 1998
Tucson’s gem and mineral shows are the most important loose colored gemstone shows in the world. For a week or two in early February, the city boasts the widest variety of gemstones and gem-related information available anywhere in the world. What started as an event sponsored by a local gem and
http://www.jckonline.com/article/CA6250496.html?industryid=46018
GemNotes
News | www.jckonline.com | Jan 1, 1998
DE BEERS WON'T SUPPORT SMALL DIAMOND PRICES Producers of small diamonds outside the Central Selling Organisation umbrella will no longer “get a free ride” from De Beers’ market protection and advertising, De Beers director Gary Ralfe told participants in the second Financial Times Diamond
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