basanite in a sentence
Examples
- Hawaiite is the dominant rock type, but alkali olivine basalt and spinel lherzolite-bearing basanite is also present.
- In the northwestern and northeastern parts of the shield volcano, basanite lava flows were erupted and are volumetrically subordinate.
- Basalt, alkali basalt, basanite, tephritic nephelinite, and nephelinite differ partly in the relative proportions of plagioclase and nepheline.
- Basanite has a value of this ratio between 0.1 and 0.6 and also contains more than 10 % olivine.
- Older alkaline basalt in the north west is from, at Table Cape basanite from and at Stanley basanite is dated to and.
- Older alkaline basalt in the north west is from, at Table Cape basanite from and at Stanley basanite is dated to and.
- The site is among a zone of dark-coloured pyroclasts of varying sizes, dating from the Pleistocene era, made of basanite and nephelinite.
- This highly dissected volcanic edifice consists of a variety of rock types, including basanite, hawaiite, trachyte, rhyolite, phonolite and alkali olivine basalt.
- Extending from Prindle's breached volcanic crater is a long basanite lava flow that flowed southeast of the cone then flowed southwest into a river valley.
- Slightly younger basanite and phonotephrite lavas crop out on Fang Ridge an eroded remnant of an early Erebus volcano and at other isolated locations on the flanks of Erebus.