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Ordovician in a sentence

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Sentence count:69Posted:2019-04-10Updated:2020-07-24
Similar words: ordovician periodnoviciatecordovaopticiangalicianlogicianmusicianmagicianMeaning: n. from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds. 
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31. In Tazhong-88 Well, the conodont fossils in the late of Middle Ordovician and the early of Late Ordovician slope facies have been found for the first time.
32. At the end of Ordovician Period, a differential elevation occurred in the central Shanganning Basin due to the Caledonian Movement.
33. The Lower Ordovician in Tazhong area is dominated by marine carbonate.
34. Therefore, conventional seismic data can be used to effectively predict large fractured, fractured-cavern, carven and cave reservoirs of Ordovician carbonate in Central Tarim basin.
35. The Cambrian - Ordovician strata in Luxi Block are very continuous and well exposed.
36. The other one is between the Upper Ordovician Terekawat Formation and the underlying formations, which presents commonly as a parallel unconformity or an angular unconformity in some regions.
37. And the strong karstification in the same direction as layer and cataclasis create by tectonic stress are the control factors of Ordovician carbonate karst reservoir development.
38. The Ordovician system carbonate rock reservior in Tahe oilfield lies deep in the earth. Having high temperature there, the reservior has many difficulties in acid filtering and acid rock reaction.
39. Study shows that the Ordovician carbonate formation in this area has the characteristic of very low groundmass porosity.
40. A rift trough along Mianxian - Lueyang ophiolitic melange belt was formed from Ordovician to Silurian.
41. Study shows that the Ordovician carbonate formation in this area characteristic of very low groundmass porosity.
42. A lot cephalopoda fossils were found in the section of dolomite with limestone, which belong to early Ordovician.
43. The clastic rock reservoirs of Upper Devonian and Silurian and the carbonate reservoirs of Middle and Lower Ordovician are mainly distributed in the peri-cline area around central Tarim basin.
44. Because hard shells fossilise, and are therefore more readily preserved than soft tissue(sentence dictionary), scientists had an incomplete and biased view of the marine life that existed during the Ordovician.
45. The major storage space and fluid channel of Ordovician reservoir is hypogenous fracture-cavern. It can make high production after erodent buildup.
46. A great thickness of evaporite strata were developed in the Ordovician in eastern Ordos Basin. Quite a few researchers have proposed different views about their genesis.
47. This achievement provides the microfossil materials for the study of the lower ordovician in Northern Guizhou.
48. Comprehensive researches have concluded that the Heishan ophiolite was formed in Nanhua Ordovician period and its structural location in Silurian period early Middle Devonian epoch.
49. This was the result from the large - scale regression in the Late Ordovician.
50. Benxi water tunnel in the limestone is the Ordovician period under the EC-Hill Group and the EC in the Majiagou group, the role of a rock from development.
51. Late trias, the up-and-down configurations of Ordovician weathered crust peak are high on the west-north and low on the east-south, oil-gas moved to west-north.
52. The clastic rock reservoirs of Upper Devonian and Silurian and the carbonate reservoirs of Middle and Lower Ordovician are mainly distributed in the pen- dine area around central Tarim basin.
53. And think pinching belt of mid - up Ordovician is exploration area of oil and gas in future.
54. The Tahe reservoir Ordovician carbonate rock belongs to the type reservoir that this is special.
55. Look at these two folds. One is convex upward with older rock of Ordovician limestone toward the center of curvature.
56. It is based on the present writers' achievements of study and mapping of quantitative lithofacies palaeogeography of the Cambrian and Ordovician in North China, South China and Northwest China.
57. It consists of Archaeozoic and Paleozoic strata in which Cambrian and Ordovician are dominated by limestone. The tectonism and weathering make it become a good reservoir.
58. In 1992 , the author found fossil crinoid stems in crystalline limestone at Xia-zhuang, Wenchuan, which were determined to be of Ordovician age.
59. The middle and upper Ordovician was characterized by clastic rock of turbidity facies in bathyal sea.
60. The major structure in the area is the NE-NNE folded belt consisting of Banxi Group of the Middle Proterozoic era to the Ordovician system of the Early Paleozoic era.
More similar words: ordovician periodnoviciatecordovaopticiangalicianlogicianmusicianmagicianmorticiandieticianclinicianpatriciantacticianphysicianbeauticianpoliticianestheticiantechnicianphoenicianlogisticiantheoreticianacademicianelectricianrhetoricianaestheticianstatisticiangeriatricianmusicianshippediatriciangeometrician
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