basaltic造句
1. In fluid magmas, such as those of basaltic composition, these gas bubbles can expand freely.
2. Petrological observations show excess feldspar in many basaltic lavas which is most easily explained by crystal settling.
3. The island is of volcanic origin, made of basaltic tuff and lava dating from the Miocene epoch.
4. In the Liaodong and Shandong Peninsulas, there are basaltic plateaus.
5. Hydrogen partition coefficients between nominally anhydrous minerals and basaltic melts.
6. They include mainly high-alumina basalt, basaltic andesite, a few of andesite and dacite as well, belonging to calc alkaline series but somewhat tholeiitic series in the early stage.
7. Basaltic in the mountains built the temple, Lingyun Ge, the founder Dian, Antique - Shouting , such as construction.
8. The alkalic basaltic magma of this stage may be derived from asthenosphere.
9. The volcanic successions comprise thick piles of basaltic lavas and subordinate intermediate and silicic lavas and pyroclastics.
10. Basaltic lava first erupted from the center and built up the volcano.
11. The Qi'eshan Group volcanic rocks consist of basalt, basaltic andesite, dacite and rhyolite.
12. This image shows ropy pahoehoe, a type of basaltic lava that forms when solidifying lava meets an obstruction.
13. In this image streaks of dark basaltic sand have been carried frombelow the ice layer to form fan-shaped deposits on top of the seasonalice.
14. Basaltic magma is fluid.
15. So, the density of primary basaltic magmas is a important criteria to distinguish geodynamics settings in which magmas formed.
16. The metallogenic material was from deep alkalic basaltic magma , and the pulsatory invasion was the necessary metallogenic condition of the ore deposit.
17. All indications are that it is everywhere basaltic and relatively constant in composition.
18. It consisted of a brooding heap of black basaltic lave from the Tower of London.
19. The earlier notion that the lower continental crust is largely basaltic in composition has received little support from more recent studies.
20. Before the landing, geologists thought Mars' crust was relatively simple, made up mostly of ordinary basaltic lava rock.
21. Three small NEAs have spectra very similar to those of basaltic achondrites and of the asteroid Vesta.
22. Researchers have found the deposits contain opaline silica and iron sulfates, which you would expect to find if acidic water once flowed over basaltic materials in low temperatures.
23. In the course of the investigation, the PUC charge related to the leadership of basaltic sub - command.
24. Thyon volcanic rocks are classified as alkali basalts, with pyroxene megacrysts, and deep-seated mantle xenoliths such as augite and peridotite have been observed in some basaltic layers.
25. The major characteristics of this deposit are well-developed parallel beddings and cross beddings, with the deposit components of basaltic volcanic scoria and basal or wall-rock fragments.
26. The basic volcanic rock of low potassic tholeiite series in Rucheng basin was composed of diabase, basalt and basaltic pyroclastic rocks.
27. A hornito is a small rootless spatter cone that forms on the surface of a basaltic lava flow (usually pahoehoe).
28. The petrochemical type of the Caijialing volcanic rocks couldn't belong to the potassic basaltic rock series.
29. Columnar joint, microfissure and gently dipping structural surface are the three fundamental factors which lead to the small deformation modulus of basaltic mass.