+A gem is a valuable piece of [Mineral](/wiki/mineral), often cut and polished, prized for its beauty and rarity. These radiant stones are typically used in [Jewellery](/wiki/jewellery) and decorative objects, each possessing a unique play of light and inherent hardness.
+## See also
+- [Crystal](/wiki/crystal)
+- [Stone](/wiki/stone)
+- [Mining](/wiki/mining)
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