| 释义 |
kersantite Min.|ˈkɜːsəntaɪt|
Also -yte.
[f. Kersanton, a hamlet near Brest in Brittany.]
A fine-grained porphyritic compound of oligoclase and mica, containing also hornblende and quartz.
1868Dana Min. (ed. 5) 348 Oligoclase..occurs..in a micaceous dioryte (called kersantyte) at Visembach in the Vosges. 1879[see next]. |