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单词 charnockite
释义

charnockiten.

/ˈtʃɑːnəkʌɪt/
Etymology: < the name of Job Charnock (d. 1693), alleged founder of Kolkata, whose tombstone is made of this rock, + -ite suffix1 2b.
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).
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n.1893
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