alkali basalt वाक्य

उदाहरण वाक्य

1. The volcano has erupted alkali basalts typical for rift zone volcanoes.
2. Alkali basalts typically have mineral assemblages that lack orthopyroxene but contain olivine.
3. Ankaramites and alkali basalts are the primary volcanic rocks comprising the basal shield.
4. Alkali basalts have few vesicles and a gray colour.
5. Alkali basalt may contain minor nepheline and does contain nepheline in its CIPW normative mineralogy.
6. Several outcrops of alkali basalt are present south of Kennicott Lake and the Tahltan River.
7. Campania has an alkali basalt from but it also has younger flows of olivine tholeiites.
8. The rare earth element contents are transitional between Planchon-Peteroa and Patagonia alkali basalt signatures.
9. Many alkali basalts may be formed at greater depths, perhaps as deep as 150 200 km.
10. The sequence has been divided into a lower pillowed tholeiitic unit and an upper porphyritic alkali basalt unit.