Amethyst crystals are semi-precious ones belonging to the quartz family in the world of gemstones. The word amethyst is derived from the Greek word amethustos, which means... Continue reading
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Introduction: Iolite is a violet or blue-colored semi-precious stone, which belongs to the cordierite mineral species. Gemologists consider it an astrological substitute for blue sapphire.... Continue reading
Citrine gemstone is a semi-precious stone, belonging to the quartz (silicon dioxide) family. The word citrine is derived from the Latin word citrina meaning lemon.... Continue reading
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