Fundamentals

How To Use A Tweezer?

Abstract: If you intend to become a gemologist, or have a fervent interest in learning about diamonds and gemstones, the two basic skills are to learn how to use a loupe and a...

Gemstones Misnomers

Gemstones misnomer are misleading names for gems.  Perhaps these names are given to romanticize and glorify their names so that a seller would...

How to use a Loupe

Learning how to use a jeweler loupe properly is one of the most important skill that you have to acquire, whether you want to be a gemologist, a jeweler, a gemstones collector or...

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...

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...

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.
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Diamond Shapes & Engagement Ring Styles

For Engagement Ring, newly engaged couples can choose their preferred diamond shapes...
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Can Lab-grown Diamonds Replace The Real Thing?

Billy Porter is a man who knows how to rise to a fashion occasion. For the 2019...

Great Grandmother Tells A Story

My mother is 93 years old this year. She...

向拥有92年的丰富人生阅历的“天才母亲”致敬!

“天才母亲”的故事分享: 就在几天前,我的母亲迎来了她92岁的寿辰,她经常教导我要学会珍惜当下,不要沉浸在对往昔的回忆,也不要迷失于对未来的幻想,这简单的人生哲学远比我阅读过的其他书籍都更有价值。 已经92岁的她,身体状况仍保持良好,她能借助手杖缓慢的走动,但骨质疏松症让她的胸椎及腰椎负荷量加大,使脊椎前倾形成驼背。她还有高血压的问题。

Are my Diamond Accents Real Diamonds?

Hi Arthur Your post on “What are Diamond Accents?” is great. It’s educational...