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Tamara de Rezende: Nov 22, 2023 3:28:00 PM
Although there are many types of gemstones, almost everyone will recognise the names of the four precious stones: ruby, sapphire, emerald, and diamond.
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Tamara de Rezende: Nov 20, 2023 2:28:00 PM
Sapphire is one of the four precious gemstones, alongside ruby, emerald, and diamond. A variety of the mineral corundum, it has long been prized for...
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Tamara de Rezende: Nov 17, 2023 2:28:22 PM
Emerald is one of the four precious stones, alongside ruby, sapphire, and diamond. It is known for its beautiful green color, found in different...
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Tamara de Rezende: Sep 29, 2023 3:27:00 PM
Jasper is an opaque variety of quartz with a grainy, granular structure. It is composed primarily of silica and silicon dioxide and has traces of...
4 min read
Tamara de Rezende: Sep 28, 2023 3:27:00 PM
Known as the Queen of Gems, pearls have been coveted for centuries across many civilizations, and have a particularly unusual creation process. A...
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Tamara de Rezende: Sep 27, 2023 3:24:48 PM
Diamonds as most people think of them usually range from colorless to light yellow, and are graded using the jewelry industry’s D to Z color scale....
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Tamara de Rezende: Sep 25, 2023 6:39:42 PM
Amber is probably best known for the artifacts that can be found preserved within it. Millions of years ago, when amber oozed from plants, the...
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Tamara de Rezende: Sep 20, 2023 5:36:39 PM
A created gemstone is one that is made in a laboratory, but which shares virtually all chemical, visual, and physical characteristics of its natural...
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Tamara de Rezende: Sep 20, 2023 5:31:59 PM
The Mohs Hardness Scale is a set of ten reference minerals (numbered 1 through 10, where one is the softest and ten is the hardest) that are used to...
