pierres précieuses

Yellow Lace Agate Gemstones

Yellow Lace Agate Gemstone Properties of Yellow Lace Agate Physical Properties Yellow Lace Agate is a variety of chalcedony known for its vibrant yellow hues and intricate patterns. It is characterized by its banded appearance, which can range from pale lemon to rich gold. This gemstone has a hardness of approximately 6.5 to 7 on the Mohs scale, making it durable and...

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Yellow Septarian Gemstones

Yellow Septarian Gemstone Properties Physical Properties Yellow Septarian is a unique sedimentary rock composed of several minerals, including Calcite, Aragonite, and Chalcedony. It is characterized by its distinct yellow and brown coloration, with occasional grey and white hues. The yellow portions are primarily composed of Calcite, while the brown lines are Aragonite. This stone has an average hardness of 2.5 on the...

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Yellow Lepidolite Gemstones

Yellow Lepidolite Gemstone Properties Physical Properties Lepidolite is a lithium-rich mica mineral known for its shimmering, scaly structure. It typically exhibits hues of lilac, pink, or lavender, but yellow lepidolite is a rarer variant. Yellow lepidolite shares many of the same physical properties as its more common counterparts: ·         Hardness: 2.5 to 3 on the Mohs scale, making it relatively soft and...

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Yellow Fluorite Gemstones

Yellow Fluorite is a vibrant and captivating gemstone known for its striking color and metaphysical properties. Below is a comprehensive guide to yellow fluorite, covering its properties, uses, benefits, and more. What is Yellow Fluorite? Definition: Fluorite is a halide mineral composed of calcium fluoride (CaF₂). Yellow fluorite is a variety of fluorite that exhibits shades of yellow, ranging from pale lemon to deep golden...

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Yugawaralite Gemstones

Yugawaralite is a rare and fascinating gemstone known for its unique crystal structure and aesthetic appeal. Below is a detailed overview of Yugawaralite gemstones, covering their properties, origins, uses, and more. What is Yugawaralite? Definition: Yugawaralite is a zeolite mineral composed of calcium, aluminum, silicon, and water molecules. Its chemical formula is CaAl₂Si₆O₁₆·4H₂O. Crystal System: Monoclinic. Transparency: Transparent to translucent. Luster: Vitreous (glass-like). Physical and Gemmological...

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Pierres précieuses de grenat de fer et d'yttrium

Yttrium Iron Garnet (YIG) is a fascinating gemstone that has captured the attention of gem enthusiasts and scientists alike. With its unique properties and stunning aesthetics, YIG has carved a niche for itself in the world of gemstones.Introduction to Yttrium Iron Garnet (YIG) GemstoneYIG, a member of the garnet family, derives its name from its chemical composition, which includes yttrium, iron, and...

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Pierres précieuses de grenat d'yttrium et d'aluminium

Yttrium Aluminium Garnet (YAG) GemstoneYttrium Aluminium Garnet, commonly known as YAG, is a synthetic gemstone that has gained popularity in various industries. Despite its synthetic nature, YAG possesses remarkable qualities that make it a sought-after gemstone in jewelry making and industrial applications alike.Origin and Formation of YAG GemstoneYAG gemstones are artificially created through a process known as the Verneuil method, named after...

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