Your guide to buying a stone opal (Opal)

Your guide to buying a stone opal (Opal)

In the name of God the Merciful
Your guide to buying Hgralawbal (Opal)
Opal stone has different colors and reflections give a breathtaking glamor of the multiplicity of colors of light reflected from it. Opal is a silica gel and icy water usually contains a 5% to 10% as opposed to most of the stones. So it may Etips and Anscherkh .aattabr opals from more gems (susceptibility to fracture). Where is estimated between hardness (05/05 to 05/06) and weighing between qualitative (01/02 to 03/02) and the refractive index of the light between (1.43-1.49).

Types of opals in general .. They are many, including:

1-fiery opal: known as the Eye of the Sun. The advantage of strongly color orange. It has a red reflections.
2-precious opals: The so-called white Australian opals and featuring rainbow colors. And gives Tgazzhat and ripples in natural colors unmatched. The more the order of the balls whenever more systematic movement was more beautiful colors.
3-opal water: it is called: Shining without fire opals. Or, as is the famous Bal Mexican opal. And color similar to the color of murky water without a ripple Looney some very bright internal reflections (the similarity of the spectrum). And sometimes it is colorless and when immersed in water becomes transparent and flares occur in attractive colors show.

4-opal and rose sun: and is known as the (sun opal) and blue color red.
5-opal tree: a translucent white with black Chgrat.
6-Black Opal: It is the most beautiful and the most expensive types of opals because it is extremely rare.
Opal sources:
Key areas include opals, namely:

1-Australia: where Opal was discovered in 1985. The source of the most beautiful opals in the world. Australia produces about 85% of the production of opals in the world.
2-Czechoslovakia.
3-America.
4-Mexico: The noble opals are mined with excellent quality. But in small quantities.
5-Brazil: discovered in 1982.
There are other areas where discovered opals, such as Japan and Turkey, Denmark and New Zealand.

Pictures of all types of opals from all over the world

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