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www.differencebetween.com/difference-between-yellow...

Difference Between Yellow Sapphire and Topaz. ... Sapphire is found in three colors namely blue, pink, and yellow. There are also available green, orange, and violet sapphires. Topaz. Topaz is a semiprecious gemstone that is a silicate of aluminum with fluorine thrown in. It is colorless when it is pure but impurities impart topaz many ...

www.ebay.com/sch/i.html?_nkw=sapphire+and+topaz+ring

Find great deals on eBay for sapphire and topaz ring. Shop with confidence. Skip to main content. eBay Logo: ... Blue Sapphire and Sky Blue Topaz 925 Sterling Silver Ring Jewelry s.6 SDR28376. Handmade · Sapphire · Sterling Silver. $13.00. Buy 1, get 1 15% off. Buy It Now. Top Rated Plus.

www.quora.com/What-are-differences-among-sky-Swiss-and...

Swiss blue topaz is a shading some place between sky blue and London blue. The widely appealing for blue topaz; not very light and not very dim and without the dull greenish shade of London blue. It might be the widely appealing, however this gemstone is positively not unremarkable. Swiss blue topaz has a delightful distinctive blue shading.

answers.yahoo.com/question/index?qid=20060701174002AANUV48

Other varieties may not be so valuable. For e.g. green sapphires, yellow sapphires, black sapphires, bi-color sapphires, blue topaz, white topaz, brown topaz, mystic topaz and so on. That said, "all things equal", the price of a good blue sapphire is almost always higher than a good imperial topaz.

www.gemselect.com/other-info/about-blue-topaz.php

About Blue Topaz. According to a well-known gem and jewelry industry magazine, "Colored Stone", since the early 2000s, blue topaz has become the second most popular gemstone in the world (sapphire is consistently number one). Topaz popularity is certainly not surprising. Topaz is a very hard material - 8 on the Mohs hardness scale - and blue topaz is a very pretty stone that is available...

www.gemselect.com/other-info/blue-zircon-gemstones.php

Blue Zircon Gemstones. There are relatively few gemstone varieties with good hardness and brilliance that occur in the color blue. Sapphire is the most famous, and is found in the full range of blues, from the palest blue to blue-black. Blue topaz, which is produced by irradiating colorless or pale topaz, is the most popular of all blue gemstones, since it is widely available at affordable ...

www.serendipitydiamonds.com/blog/engagement-rings-with-a...

Blue sapphires are reasonably priced – giving durability at the higher end of the hardness scale (9 on Moh’s Scale). Blue Topaz Engagement Rings. Blue Topaz is mined in Brazil, Mexico, Sri Lanka, Africa and China. Available in many different colours, Blue Topaz is a very popular choice. Typically this gemstone has a lighter and more intense ...

www.ebay.com/sch/i.html?_nkw=white+topaz+vs+white+sapphire

Save white topaz vs white sapphire to get e-mail alerts and updates on your eBay Feed. + Items in search results Natural White Topaz Ring 14k White Gold w/ Blue Sapphire Halo VS Diamond 1.79TCW

www.pricescope.com/community/threads/how-to-tell-the...

Sapphire is denser than topaz so a 1ct sapphire will be smaller than a 1ct topaz (all other things like cut being equal). Sapphire has a higher refractive index and can have a higher lustre than topaz as a result. Sapphire is harder. Topaz is relatively clean and available in large sizes. Both can have distinctive types of inclusion.

www.jewelryshoppingguide.com/tanzanite-vs-blue-sapphire

Tanzanite vs Sapphire – Color. Sapphire is easily the most famous blue gemstone, so much so that most people don’t even know it comes in every color of the rainbow (except for red, which is known as ruby). High quality blue sapphire has a rich, deep hue.