Jewelry

Of Naturals, Synthetics & Stimulant Colored Stones

As discussed in the previous post (Of Colored Stones, Precious & Semi Precious Stones), one would have a better understanding on the global terms used in jewelry or gemstones. Often,...

Of Colored Stones, Precious & Semi-Precious Gemstones

For those who are not in the jewelry or gemstones trade, these terms are often confusing.  It would take you less than 3 minutes to read this post to understand the definitions of Colored...

The Karat of Gold

The purity of gold content of a jewelry or gold ornament is measured in karat.  This term goes back to the ancient bazaars of the Middle East where ‘carob’ beans were used to...

Toughness of a Gemstone

Usually when gemstones are defined as durable, they include two distinct traits, hardness and toughness.  These terms are not the same and people are often confused between these two. A mineral’s...

Specific Gravity

Abstract: Gemology is the science of dealing with natural, synthetics and stimulants of diamonds, pearls and other precious stones, gemstones or colored stones as they are called in the United States.

The Mohs Hardness Scale

The Mohs Hardness scale was devised by a German geologist and mineralogist, Friedrich Mohs, in 1812. This hardness scale is based on the ability of one natural sample of mineral...

Mogok – The Land of Burmese Rubies & Sapphires

Abstract: Mogok is the land of Burmese Rubies and Sapphires. Burmese rubies, which are called Pigeon Blood rubies in the trade, whose top color is vivid blood red with a slight purplish tinge are...

Birefringence – What is it?

Abstract: Birefringence as explained in simple lay man language. When a light ray passes from air to another medium, such as a gemstone, the light...

Refractive Index – Optical Property Of A Gemstone

The Refractive Index (RI) is one of the most important optical property of a gemstone.  Once the RI of a gemstone is known, one can easily identify the gemstone, given another few tests to confirm its identity.

Seller’s Tall Tales

var linkwithin_site_id = 681139; I have been in the jade and gems trade for many years.  I have learnt a number of lessons for which I have paid a high price.  These hard knock lessons may be due to...
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Infrared Therapy

My Mother is 94 years this year. She...
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