Sentence examples for overlying rocks from inspiring English sources
Uplift, or more properly unroofing, takes place when overlying rocks are stripped off by erosional processes or when the overburden is tectonically thinned.
For typical densities of crustal rocks of two to three grams per cubic centimetre, one kilobar of lithostatic pressure is generated by a column of overlying rocks approximately 3.5 kilometres high.
Late in his career Dutton concluded that lava is liquefied by the heat released during decay of radioactive elements and that it is forced to the surface by the weight of overlying rocks.
As the magma surges upward from the upper mantle at speeds up to 14 kilometers per hour, it pummels its way into overlying rocks that contain even more silica, which accelerates the fizzing even further.
Previous studies suggest the climate in the region during this time was relatively warm and wet, so the moisture needed to seep through the overlying rocks to create the stalagmites would have been abundant, Verheyden says.
The movement and fracture evolution of overburden rocks in pillarless mining have been revealed by studying the de-stressing effect of overlying rocks with large-scale physical simulation systems under different coal mining conditions.
When Europeans first settled the western shore of Lake Michigan, in the mid-eighteen-hundreds, they found that wells sunk through hundreds of feet of overlying rock into the Cambrian sandstone were artesian — free-flowing spigots in a pressurized rock sponge.
If enough gas builds up, the resulting explosion could catapult a column of overlying rock into the atmosphere.
Overlying rock strata fracture and bend along the face advancement, so abundant cracks are produced around stope wall rock.
In academic circles at present, for goaf closure, researchers mainly perform a theoretical analysis of the fissure development of overlying rock strata based on the "three belts" assumption.
Also, overlying rock unloading results in fault development, early fault activation, and expansion, which further exacerbates destroy of oil and gas reservoir in Dingshan block of southeastern Sichuan, China.
