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Sapphire

en.wikipedia.org/wiki/Sapphire

Sapphire (Greek: σάπφειρος; sappheiros, 'blue stone', itself perhaps derived from Sanskrit ... Blue sapphires with up to 15% violet or purple are ...

Sapphire: The gemstone Sapphire information and pictures

www.minerals.net/gemstone/sapphire_gemstone.aspx

Sapphire is the most precious and valuable blue gemstone. ... different gemstone to identify the sapphire was misleading, and these names are no longer used. ... Some Sapphire gemstones may even be multicolored such as purple and blue.

Sapphire Quality Factors - GIA

www.gia.edu/sapphire-quality-factor

Sapphire is one of the Big 3 of jewelry colored gemstones—the other two are ruby ... Pink sapphires range from red to purple with weak to vivid color saturation  ...

Sapphire gemstone information - Gemdat.org

www.gemdat.org/gem-3529.html

In antiquity, any blue stone such as lazurite, was called Sapphire. ... Sapphires ( Sri Lanka, Thailand, Tanzania, Colombia, and others) exhibit a reddish or violet- red tint under .... Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010).

How to Tell Real Sapphires from Lab Created | eBay

www.ebay.com/gds/How-to-Tell-Real-Sapphires-from-Lab-Created-/10000000178706174/g.html

This debate extends to real sapphires, some of the most precious gemstones around but ... Blue in natural light, but changes to purple under artificial light.

Sapphire Value, Price, and Jewelry Information - International Gem ...

www.gemsociety.org/article/sapphire-jewelry-and-gemstone-information/

Everything you ever wanted to know about sapphire gems. Find value guidelines ... Purple Sapphire, to 2 carats, 2 carats plus .... Identifying Kashmir Sapphire.

How to Buy Sapphires | The Diamond Pro

www.diamonds.pro/precious-gemstones/sapphires/

The Darling Gemstone Sapphires have been the darling gemstone of the ... stone's color either blue, slight green, strong green, slight purple, or strong purple .

How to differentiate synthetic and natural sapphire - jewelinfo4u

www.jewelinfo4u.com/how-to-differentiate-synthetic-and-natural-sapphire-2

Mar 9, 2016 ... How to differentiate synthetic and natural sapphire by Ashutosh Roy A ... The challenge in Synthetic gemstone is how closest it can hold the ... Testing laboratories use different methodologies to identify the synthetics ones.

How to Use a Magnet for Gem Identification

www.gemstonemagnetism.com/how_to_pg_5.html

Separating look-alike gems with a magnet. ... An Effective Tool and Method for Gem Identification ... Purple Sapphire (Weak) & Rhodolite Garnet (Picks Up).

Gemstones on Photo - Wild Fish Gems

www.wildfishgems.com/gemstones_on_photo

Learn how to value and judge a natural gemstone by its photo and online. ... When looking at images of natural purple sapphire on the web one quickly realizes that they can ..... They are most important since they determine the visible face.

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Color Change Sapphire Gemstone Information - GemSelect

www.gemselect.com

Nov 29, 2013 ... Color Change Sapphire Gem Information, learn about color change sapphire ... Typically, most color change sapphire shifts from blue under natural daylight to a violet-purple ... Identifying Color Change Sapphire Back to Top.

Sapphire Education - The Natural Sapphire Company

www.thenaturalsapphirecompany.com

The authority in natural, untreated sapphire stones and jewelry since 1939. ... than 15% secondary color tones within the stone such as yellow, green or purple. .... it easy to identify a classic color associated with most Madagascar sapphires.

Ruby and Sapphire - Identifying Origin - International Gem Society

www.gemsociety.org

Burma (Myanmar): Ruby historically comes from the Mogok stone tract. ... Columbia: Blue and violet sapphires, many showing a distinct color change, are being ...