| NOUN | object | geode | (mineralogy) a hollow rock or nodule with the cavity usually lined with crystals |
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| Meaning | (mineralogy) a hollow rock or nodule with the cavity usually lined with crystals. | |
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| Category | mineralogy | The branch of geology that studies minerals |
| Broader | nodule | (mineralogy) a small rounded lump of mineral substance (usually harder than the surrounding rock or sediment) |
| Spanish | geoda | |
| Catalan | geoda | |
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