| 释义 |
carbonatite
carbonatite (kɑːˈbɒnəˌtaɪt) na rare intrusive or extrusive igneous rock, mostly found in Africa, that contains a high proportion of carbonate mineralscarbonatite
carbonatite[kär′bän·ə‚tīt] (petrology) Intrusive carbonate rock associated with alkaline igneous intrusive activity. A sedimentary rock that is composed of at least 80% calcium or magnesium. |