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Spinel is cut into gems for use as jewelry. The deep-red variety, known as ruby spinel, is the most prized form. The opaque, black variety, known as pleonast, is perhaps the most popular black gemstone. Spinel is also cut as cabochons, and occasionally exhibits weak asterism.
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www.minerals.net/gemstone/gemstone/spinel/spinel.htm
www.minerals.net/gemstone/gemstone/spinel/spinel.htm
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Due to its excellent hardness and high clarity spinel is an excellent gemstone for all types of jewellery. Spinel is never treated in any way and continues to be a great substitute for ruby and sapphire as well as an outstanding stone in its own right. ... 1.28ct VS-SI Spinel ... is a special gemstone in many ways.
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www.gemselect.com/gem-info/spinel/spinel-info.php
www.gemselect.com/gem-info/spinel/spinel-info.php
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Spinel is the great impostor of gemstone history: many famous rubies in crown jewels around the world are actually spinels. In addition to Burma, spinel is mined in Sri Lanka, Tanzania, and Tadzhikistan, part of the former Soviet Union. Spinel is a durable gemstone that is perfect for all jewellery uses. It is most...
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www.gemstone.org/gem-by-gem/english/spinel.html
www.gemstone.org/gem-by-gem/english/spinel.html
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Spinel is the great imposter of gemstone history: many famous rubies in crown jewels around the world are actually spinel. ... Spinel is a durable gemstone that is perfect for all jewelry uses. It is most often faceted in oval, round, or cushion shapes and is not currently found in calibrated sizes due to its rarity.
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www.jewellers.net/spinel.htm
www.jewellers.net/spinel.htm
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Good quality red spinel is difficult to tell from ruby, and for years a large red-stone in the British Crown Jewels was identified as the Black Prince's Ruby", but was eventually discovered to be a red spinel.
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www.theimage.com/gemstone/spinel/spinel.html
www.theimage.com/gemstone/spinel/spinel.html
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Spinel gemstones at mineralminers.com: your on-line link direct to the mines and lapidary shops for natural color red spinel gems, natural color pink spinel gems, and natural color blue spinel gemstones that were faceted from genuine natural spinel crystals mined in Burma, Africa, Sri Lanka (Ceylon), and Madagascar.
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www.mineralminers.com/html/spigems.stm
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Set your standards and develop a strategy for buying your diamond or gemstone.; Hey guys! ... Our links connect you to a wealth of information on diamonds, pearls, emeralds, ruby, sapphires and spinel; plus related subjects such as gemology, mineralogy, crystallography, gem magazines, gem and jewelry organizations.
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Looking for high quality spinel gemstones? AfricaGems offers an outstanding selection of the finest red spinel gems, blue spinel , pink spinel, and purple spinel gemstones. We carry Burma spinels, african spinels, sri lankan spinels, vietnamese spinels and more ... ; Trusted Gemstone Experts Since 1984 ... Home > SPINEL;
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www.africagems.com/spinel.html
www.africagems.com/spinel.html
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Natural Spinel gemstone is found in many colors like black, red, pink and some unique color. The most rare and valuable amongst the spinels is the red spinel whose price and cost information is given ... History and General Information of Natural Spinel Gemstone;
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www.gehnabazaar.com/gemstones/49/spinel.html
www.gehnabazaar.com/gemstones/49/spinel.html
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