Of organic origin; (chiefly of rock) formed from sediments of organic origin.
| 单词 | θ5561 |
| 释义 | the world > the earth > structure of the earth > constituent materials > rock > concretion or petrifaction > [adjective] > organic material (4) organogenous1881 Of organic origin; (chiefly of rock) formed from sediments of organic origin. organogenic1934 Geology. = organogenous, adj. Subcategories:— vegetable material (2) |
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