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A List of Precious and Semi-Precious Gemstones and Their Treatments

Oct 25th 2015 at 10:44 PM

In the present day market, there is a wide variety of gemstones to select from. Some of the precious and semi-precious gemstones that are found include

• Blue Sapphire (Neelam)
• Emerald (Panna)
• Pearl (Moti)
• Ruby (Manik)
• Yellow Sapphire (Pukhraj)
• White Sapphire

How Gemstones are Found

The enhancement and treatment of gemstones has existed for decades. As a consumer, you will frequently come across the gemstones that have gone through some chemical treatment to transform their appearance. A thought that repeatedly hits the mind is that whether a particular gem is treated or not. In general, all the gemstones are changed or chemically treated in order to make them suitable to be used in jewelry making.

Every gemstone is considered to be precious, as they are all uncommon and there is a restricted supply of them. The natural gemstones are altered from their rough texture into a form that is looks much appealing when used in making some precious jewelry pieces.

These procedures for treating gemstones have always been tedious for the manufacturing of gemstones. Besides, the traditional way of cutting and polishing, these precious stones can regularly be treated in ways that are utilized for changing their shade or transparency.

Gemstones Treatments

The below mentioned guide will endow you with a short description of the complete treatment procedure, a few gemstones for which this process is utilized, how simple or tough the treatment is to identify for a skilled gemologist, how frequently the treated stone might be found in the jewelry trade, and what is the durability of the material for normal handling techniques. Any extraordinary care guidelines for these treated stones are also provided.

Have a look at the below explained gemstone treatment procedures.

Bleaching – in this process, a chemical is utilized to change or decrease the color of the gemstone. Most of the gems are bleached and after that dyed; this is also called as the combination treatment. Some of the gemstones that undergo the process of bleaching are jadeite jade, pearls, coral, tiger’s eye quartz and chalcedony.

Surface coating – transforming the appearance of a gemstone by suing some coloring agent such as paint on the backside of the stone, or as a coating on the entire gem, or on a specific portion with the effect of changing its shade. The gemstones on which this technique is used are diamonds, Tanzanite, Topaz, Coral, Quartz, pearls.


The entire procedure might also improve the durability of a gemstone. As these treatments are sometimes hard to differentiate even by the experts, it is essential and officially required for a person selling a gemstone to disclose the procedure of treatment it might have gone through.

To know more about the gemstomes and the points you should keep in mind at the time of buying stones visit here

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