单词 | charnockite |
释义 | charnockiten. Geology. Hypersthene-granite; any of a series of rocks containing hypersthene and typically found in southern India. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [noun] > plutonic rocks > granite > varieties of moorstone1461 silver stone1758 granitell1794 granitoid1794 rapakivi1794 ophthalmite1811 protogine1823 pegmatite1824 potash-granite1845 beresite1849 granitite1875 greisen1878 trowlesworthite1884 microgranite1888 charnockite1893 alaskite1900 Dartmoor granite1904 plagiogranite1959 1893 T. H. Holland in Jrnl. Asiatic Soc. Bengal 62 ii. 164 As this is a new type of rock..I would suggest for it the name of Charnockite, in honour of the founder of Calcutta. 1937 Geogr. Jrnl. 89 541 The rock is charnockite. This term indicates an igneous rock which was intruded into the Archaean gneisses and schists. Derivatives charnoˈckitic adj. ΚΠ 1939 Geogr. Jrnl. 93 533 He found altered charnockitic gneisses. This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2018). < n.1893 |
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