sedimentary造句
1 The sedimentary rocks were originally reposited in the water.
2 Limestone Any sedimentary rock consisting essentially of carbonates.
3 It has been added to by sedimentary deposits.
4 The deposits eventually become pressed under sedimentary weight into stone.
5 Sedimentary rocks show stratification and form by settling of erosional debris and chemical precipitates.
6 So does Sedimentary Petrology,[www.] whose pages outnumber those of its older competitor by three to one.
7 It therefore follows that all sedimentary bodies, other than deep sea oozes and volcanic ash deposits, are likely to be diachronous.
8 The uplift of a sedimentary pile undergoing maturation is likely to have the effect of leading to a cessation of hydrocarbon generation.
9 The deposits are compacted, cemented, and ultimately become sedimentary rocks.
10 Sandstone, a sedimentary rock and quartzite, a metamorphic rock, both contain a high proportion of quartz.
11 The area also contains important sedimentary sequences, and the metamorphic rocks of the Dalradian Super-Group at the Highland Boundary.
12 We are acutely sensitive to sedimentary layering, perhaps because of our origins in prehistory?
13 On Earth, the deposit of sedimentary rock at the bottom of the ocean is part of larger geological cycles.
14 As the microcontinents collided, they piled up the sedimentary rock along their shores into mountain belts.
15 The sedimentary rocks, with their coal seams, have been folded and faulted.
16 This phenomenon has been utilized for dating sedimentary deposits of quartz grains.
17 Sedimentary rocks are identified as such mainly by their stratification, but also by their mineralogy and texture.
18 Wager and co-workers were struck by the strong resemblance of layered igneous rocks in the Skaergaard intrusion to clastic sedimentary rocks.
19 With the aid of a zoom binocular microscope, small-scale sedimentary structures, such as graded bedding, can be viewed.
20 There is already evidence that mining corporations are interested in probing beneath the sedimentary rocks to find new deposits.
21 It was formed by the heating and crushing of shale, a sedimentary rock which has hardened from mud.
22 This is largely because of its enormous potential for dating geological processes and sedimentary sequences.
23 The most suitable places for fossilisation are in seas and lakes where sedimentary deposits like sandstones and limestones are slowly accumulating.
24 Wild horse and donkey tracks skirted the bases of red, sedimentary hills.
25 Palaeontological studies only relate to the very small areas of sedimentary cover over certain parts of the crystalline basement in this region.
26 There are even more examples of very thin units that persist over fantastically large areas in particular sedimentary basins.
27 They did not find oil and gas, merely thick sedimentary areas that could indicate their presence.
28 But they did not connect their ideas to the much earlier extinctions recorded in sedimentary rocks.
29 Oil, gas, and coal, composed of organic carbon compounds, are found as economic deposits in sedimentary rocks.
30 In its upright form it represents the vertical thrust of life across sedimentary layers of earthly matter.
123456789