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| geoda f; caverna f; cavidad f; espacio linfático | |||
| Англійський тезаурус | |||
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| A type of rock, that when cracked open, reveals natural gemstone formations. Geodes can be found in all sizes and types all over the globe. The Crystal Cave in Put-in-Bay, Ohio, boasts the world's largest at 30 feet deep. | |||
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| Geologic Data Explorer (Yuriy Sokha) | |||
| geodetic engineer | |||
