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Understanding the Refractive Index in Natural Gemstones: Variations and ExamplesThe refractive index (RI) is a fundamental property that measures how light bends, or refracts, as it passes through a substance. In the world of gemology, the RI of natural gemstones is not just a scientific measurement but also a key characteristic that influences their beauty and value. This article delves into the reasons behind the varying refractive indices of natural gemstones and provides examples to illustra …

Double Refractive Natural Gemstones: A Simple Guide to IdentificationUnveiling the World of Sparkling WondersGemstones have always captivated us with their mesmerizing beauty and intriguing properties. Among these fascinating features is the phenomenon of double refraction, a unique characteristic found in certain natural gemstones. This article offers a fun and straightforward exploration of what double refractive natural gemstones are and how you can test for this remarkable trait using simple …