| 释义 |
corsite Petrogr.|ˈkɔːsaɪt|
[G. (F. Zirkel Lehrbuch d. Petrographie (1866) II. 133), f. F. Corse Corsica: see -ite1.]
An orbicular gabbro found in Corsica.
1876A. H. Green Geol. 65 Corsite or Napoleonite..is a granular mixture of Anorthite, Hornblende, and a little quartz. The most noticeable variety occurs in Corsica: the rock there is made up of balls from one to three inches in diameter. 1885Geikie Text-bk. Geol. (ed. 2) ii. ii. vii. 148 Corsite is a granitoid mixture of greyish-white anorthite, blackish-green hornblende and some quartz, which here and there have grouped themselves into globular aggregations (Orbicular diorite, Kugeldiorit, Napoleonite). 1954G. W. Himus Dict. Geol. 32 Corsite, a variety of dolerite exhibiting orbicular structure and consisting essentially of bytownite and amphiboles. 1957Encycl. Brit. VII. 401/1 The orbicular diorite of Corsica (also called ‘napoleonite’ or ‘corsite’). |