Sunday, July 31, 2011

Iolite - A gemstone used in ancient navigation

!±8± Iolite - A gemstone used in ancient navigation

A huge boulder, in my opinion! Its range of colors from yellowish-gray to deep blues and purples the most beautiful, and that is the color that fascinates me more. And 'sapphires and often confused with tanzanite. And 'abundant and relatively cheap, but not remove its high quality gem.

It is located in Switzerland, Germany, Scandinavia, USA, Sri Lanka, India and Australia, in many African countries. It 'also known asCordierite.

Purple iolite comes from the greek means "ios". There was also a diochroite other Greek word that means "two colors" means stone.

On the Mohs scale used to measure the hardness of the diamond with the highest reaches 10 Iolite 7 to 7.5 which means that it is mid-range for your usual high-quality gems. This is significant because chip and scratch resistant, but also withstand the normal wear and tear. It seems to be one of the few stones that do not,treated or improved. As a reference, are something like ninety percent of all heat-treated rubies and many other stones like topaz can be irradiated.

The Vikings knew was found in Scandinavia. Iolite knew a secret about the course of history could be changed. Used it as a navigational tool. Looking through the crystal, they could, the direction of the sun on cloudy days. This was a function of its pleochroism, meaning that changes color when youLook at it from different angles. To understand, imagine you'd better keep it and see a deep blue and disappear just by turning the color of the stars, until you can see all the colors at all! This is pleochroism pleochroism is strong and iolite.

This is a "nightmare knife. Well, at least not easy to cut the stone and the best, even if the cuts as a standard facet emerald, marquise, trillion cut, and can also be producedin the beautiful cabochons.

As the size increases carat iolite is usually darker and less attractive. The smaller stones are often the most beautiful. The blues and grays are lighter less expensive with the richer the color blue is more expensive. It is not a birthstone and not as a precious stone iolite importantly perhaps the time has come, but we will see more and more popular every day, as expected, has become very popular over the years to come. I recommend it to you.A yellow gold with diamonds and iolite center is simply adorable.


Iolite - A gemstone used in ancient navigation

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Wednesday, July 27, 2011

Clarity grading colored gems

!±8± Clarity grading colored gems

Standard of clarity for colored gemstones are very different from those for diamonds. Learn how to gem dealers can clearly for the colored stones like ruby, sapphire, emerald and aquamarine.

In the world of diamonds, the clarity is one of four "C" to determine the value, along with the color, cut and carat weight. Diamonds are graded for clarity only on the scale of the Gemological Institute of America (GIA) developed by IF (internally flawless) to VVS1/VVS2 (very very slightly included)VS1/VS2 (slightly included), and so on. Very small inclusions significantly less than the value of a diamond.

Clarity is important in colored stones, but the standards are very different. The application of standard Diamond for colored stones, would be a mistake, and would lack a cable customer in many beautiful stones. In colored stones, is color, is of paramount importance, and inclusions are tolerated if they do not interfere with the beauty of the stone is not. In fact, for gemologists, the presenceInclusions in a gem of a distinctive color is certified by the imperative as a natural stone.

There is an international standard for classification as a clear colored gemstones Diamond GIA international system of classification. However, GIA has to give a clarity of colored gemstones to the consumer to understand that there are different standards for clarity gemstone helps different varieties that were introduced. System GIA gem varieties classified according to three types:

Type-1-precious stones are usuallylocated virtually anywhere on the record market. High quality copies of type-1-precious stones could only tiny inclusions that can only be detected under 10x magnification. Well, when you choose a type-1-jewel, a buyer should expect that the precious stone to be almost flawless on. Type 1 gemstones are Aquamarine, Morganite, yellow beryl, chrysoberyl, Kunzite, Danburite, smoky quartz, blue topaz, blue zircon, white zircon and tanzanite.

Type-2-precious stones with inclusions and are usually of a high quality copy foundwould clean the eye, not so perfect in the case of a type 1 acc. Type-2-apatite gems, alexandrite, corundum (ruby and sapphire), diopside, fluorite, garnet, iolite, peridot, quartz, most of the varieties (such as amethyst and Ametrine), spinel, tourmaline colors (with the exception of for green, and, and watermelon) and the red, yellow and orange zircon

Type 3 gemstones are almost always found with significant inclusions. Even the high quality standards have inclusionsto the naked eye. Type 3 gemstones are emerald green, red beryl, Idocrase, Benitoite, kyanite, prehnite, sphalerite, titanite and tourmaline watermelon and rubellite.

These terms of functional content to tell you what you can expect to see when you view the gem. Do not tell you if the stone has a special quality of the sample. You need to look the other attributes of the gem, especially its color and cut. And you should always check if the particular gemis a test of that type. The GIA clarity to help understand the species, though some inclusions should be expected, even in high-quality stones.


Clarity grading colored gems

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Monday, July 25, 2011

Iolite Ring

!±8± Iolite Ring

Like any other jewelry, always a genuine iolite ring is important and we should know who we are, what are the properties of Iolite are such that we are not deceived by the fraud.

Iolite also known as water sapphire is the gemstone representing the 21 Day of Marriage and derives from the Greek word Ios, which means violet. The more desirable the gem's color is blue velvet, and purple reflections.

The stone is believed that a gem of happiness andJoy and also believed to have an element of Feng Shui, which helps build a good relationship with the people around you. For those who believe, iolite is used to treat neck pain and various skin blisters.

Main sources of iolite from India, Sri Lanka come, Madagascar, Brazil and Myanmar. Given that there are still large amounts of iolite is available, you can still at a reasonable price iolite. The blue-violet Iolite is a great addition to your jewelry kit. Rather thandurable, still needs more attention, because there are possibilities of fission.

To test an iolite, is the best way to do it in different angles. Iolite can be seen in three different colors in the stone. In the announcement, you can see the colors of purple-blue, yellow, gray and blue.

Iolite is a purple stone, which is becoming increasingly popular as an engagement ring. The engagement ring is made of two platinum or white gold and is a nice combination with theiolite blue hue.

There is a growing interest in a precious stone, instead of an engagement ring as a result of the fact that it would be like a number of nations, the different colors. Iolite engagement ring is suitable for those who love the color blue sapphire and wants something different.

Iolite rings iolite jewelry addition, there are other as a simple match other colors. The jewelry can also complete your iolite ring iolite for a party night.Of all Iolite jewelry, Iolite Iolite earrings and pendants are the most popular pieces.

Iolite earrings are really beautiful with the color purple iolite. Studs stylish and elegant chandeliers are a popular choice for earrings iolite. Browse Iolite earrings available and get a pair for the ears.

Iolite pendant is a treasure for the association with silver or gold, the jewel of the color stands out. The exclusive showcase of trailers that have the characteristicsIolite gemstone is sure that the head turns and perfecting your ring Iolite


Iolite Ring

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