vitreous

Je vous emmène à travers mes vidéos découvrir mon expérience acquise depuis plus de 30 ans a silloner le globe entier à la recherche de pierres précieuses, de rencontre mémorables mais aussi de difficulté parfois …

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blue sapphire from Sri Lanka cushion cut

sapphire

Its name comes from the Hebrew “Sappir” which referred for a long time the blue gems, the “most beautiful things”. By 1800, it was shown that the ruby and sapphire were only varieties of the same mineral, corundum. Currently, sapphire corresponds to all the blue

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rubies from Sri lanka oval cut

ruby

Its name comes from the Latin “rubeus” or “ruber” meaning red. Ruby is the name of the true red variety of a mineral, Corundum, which itself can be of all the other colors under the name of sapphire, except for the red which is reserved

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oval cut richterite from Mogok in Burma

richterite

Discovered in 1865, its name honors the German mineralogist Theodor Richter (1824-1898).

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rhodonite from Moro da Mina Lafaiete in Brazil pear cut

rhodonite

Its name comes from the Greek “rhodon” for “ rose “, as for rhodochrosite. dark pink color, light pink, with black dendritic inclusions of manganese oxide. Soluble in acids which discolor it, easily fuses with a torch. Varieties of colorful gems come from Australia and

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emerald cut rhodocrosite from Colorado, United States

rhodochrosite

The gem variety, which is only marketed since 1950, yet named dialogite or “Inca Rose”, saw its name derived from the Greek “rhodon” for rose. In fact, the term dialogite was reserved to rhombohedral crystals. It is of a pinkish red to yellowish color, with

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yellow rhodizite from Madagascar

rhodizite

Discovered in 1834, its name comes from the Greek “pink” because it has the property of coloring the torch flame in pink. It presents the phenomenon of piezoelectricity and pyro-electricity. The rhodizite is one of the poles a series dominated by potassium, the other pole

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