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Explore 3 published pages tagged with Gemology, grouped automatically from article text, entity focus, and recurring topical signals.
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minerals-rocks
Zircon is a nesosilicate mineral with the chemical formula ZrSiO4, valued both as a gemstone and as a critical tool for dating Earth’s rocks. It commonly forms in igneous, met...
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Pearl is not a mineral because it is organic matter produced by living molluscs, whereas minerals are naturally occurring, inorganic solids with a definite chemical composition...
Open articlegemology
Kunzite is a pink to violet variety of spodumene, first described in 1902 and named after gemologist George Frederick Kunz. Its pastel to medium colors, often with strong pleoch...
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