Home > Term: waterworn stone
waterworn stone
Gem minerals, esp. crystals, rounded by action of water rolling them against rocks or gravels in beds of rivers, lakes, or the ocean.
- Szófaj: noun
- Ipar/Tárgykör: Mining
- Kategória: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)
