Precious Stones
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gemologie
Optical properties of natural gemstones: why they sparkle and what gives them “fire”
Refraction, fire, luster, asterism, play‑of‑color: how light and structure create the brilliance of natural gemstones—and why they look different in light than in photos.
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bijuterii
Emerald: The stone of May
Emerald represents wisdom and harmony, and is said to help dispel negative thoughts and feelings.
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Garnet
Garnet is a semi-precious stone, often red in color. What is Garnet? This stone originates deep in the earth's crust, where the pressure is...
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The turquoise
Turquoise is so popular that its name has become a color What is turquoise? Turquoise is an opaque mineral, the shade of which can...
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Smoky Quartz
In general, the color of this stone can range from a light brown with subtle shades of yellow, to a shade so dark as...
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Rose Quartz
Also known as the "stone of the heart" or the "stone of love", this mineral with delicate reflections puts your femininity in the foreground....
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Black Onyx
Black Onyx is a deep black stone with a rich history. What is Black Onyx? This mineral is a naturally occurring variety of agate,...
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Lapis Lazuli
Lapis Lazuli is a stone that has captivated people since ancient times… What is Lapis Lazuli? Also simply known as “Lapis,” this stone has...
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Malachite
Malachite is a deep green stone that has been adored in jewelry for thousands of years. What is Malachite? Malachite stone is actually a...
