Focus on… Black Onyx

Onyx is a natural, semi-precious stone belonging to the family of calcedonies. Onyx displays a deep black color and can occur under various aspects, from opaque to slightly translucent. Onyx is a stone the Romans highly valued and which they would use to craft seals and cameos. The word onyx comes from the Greek onux,…

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Focus on… Marcasite

Marcasite is a singular stone with bright golden to silver metallic aspect. It is one of the few gems with metallic luster, along with pyrite and hematite. Its name originates from the Italian word marcasite and more anciently to the Arabic marqachita, referring to pyrite and other alike minerals. In reality, looking into the characteristics…

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Focus on… Garnet

Garnet is a very popular natural stone which has been used for thousands of years in jewelry and high-end jewelry. It is a more common gem than corundum, as such, garnet has frequently been used in abrasive powder form, to smooth out and polish other less hard gems like quartz and agates. Garnets are part…

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Focus on… White Topaz

Topaz is a gem that is known and has been used for centuries. It is today classified as a semi-precious stone, alongside spinel or peridot. Topaz is indeed one of the most popular stone in jewelry creations. This is a stone that exists in a large variety of colors: yellow, pink, blue, brown, crimson; but…

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