Leucite Sentence Examples
Leucite and nepheline rocks have been found in various parts of the island, especially in the south-west.
Leucite and nepheline lavas are here abundant.
In the region between the Northern and Southern Rockies, the plains are interrupted by minor Mountain groups, volcanic buttes and lava flows, among which the Leucite Hills and Pilot Butte are prominent examples.
A syenite massif of this age occurs at Mittagong; and leucite has been discovered in Carboniferous basalts by David.
Kaolin and muscovite are formed principally after felspar (and the felspars are the commonest minerals of all crystalline rocks); also from nepheline, leucite, scapolite and a variety of other rock-forming minerals.