Sentence examples for composition of the earth from inspiring English sources

McDonough, W. F. & Sun, S. S. The composition of the Earth.

For further discussion, see geology: Study of the composition of the Earth.

Origin and composition of the Earth, evolution of the continents and mantle, and applications to igneous and surficial processes.

Pack, A. & Herwartz, D. The triple oxygen isotope composition of the Earth mantle and understanding δ17O variations in terrestrial rocks and minerals.

As he walked, he observed birds and plants; women ambling by the roadside, winding yarn; the granular composition of the earth.

One reason is that geologists changed their minds about the composition of the earth's early atmosphere.

The composition of the early Earth's atmosphere remains unclear.

This process could also potentially explain the deviation between the 142Nd isotopic composition of the accessible Earth and the chondritic average.

Whereas weathering indices such as the (K + Ca)/Ti ratio or the B-index reflect time trends reasonably well, the mineralogical composition of the fine earth and clay fraction yielded a slightly more inconsistent picture; to a lesser extent, some inconsistencies were also exhibited when using the weathering mass balance approach.

The mineralogical composition of the early Earth is debated, but metal-sulphides were probably widespread [42], and in particular iron-sulphides are found as detrital mineral components in several Archaean deposits.

The composition of these earths are "totally unknown, and, until by new discoveries their constituent elements are ascertained, we are certainly authorized to consider them as simple bodies" (1789, p. 157), although Lavoisier goes on to speculate that "all the substances we call earths may be only metallic oxyds" (1789, p. 159).