v], and variations of density with depth were included when calculating the lithostatic
The vertical stress (ov) is the magnitude of the lithostatic
pressure (equation 1) exerted on a point at a depth of "z" by the material on top of it with a density of "p" and the acceleration of gravity ([gamma]).
The most important physical and chemical characteristics of a proppant to maintain conductivity are their abilities to withstand; (1) lithostatic
pressure; (2), temperature; and (3) resistance to solutions, General characteristics of the three major types of proppants are shown In Figure 4.
The absence of these projections on the third side also points to the fact that the lithostatic
component of the palaeostress field dominated in formation of the rock elastic symmetry.
B) Potentiometric pressure must be greater than lithostatic
If the gas pressure locally exceeds the lithostatic
(rock mass) pressure, large mechanical deformations will affect the solid skeleton and eventually fractures may appear.
For this reason it is possible that very shallow depth and correspondingly very low lithostatic
pressure during garnet formation at Antetezambato accounts for the near end-member andradite composition of the garnet.
The big finding is that there is very high fluid pressure down there, that is, lithostatic
pressure, which means pressure equivalent to the load of all rock above it, 15 to 30 kilometers (10 to 20 miles) of rock," Nadeau said.
Generation, maturation, migration of fluids under lithostatic
charge and accumulation in structural or stratigraphic traps, led to the formation of oil and gas field .
Lama-Icotea fault), related to a transpressional tectonic inversion period (Paleogene-Neogene), and structural collapses related to high rates of sedimentation and rise of lithostatic
Cemented rock fill was needed to counteract the increased lithostatic
load caused by settling of the overlying strata.
An average rhyolitic magma undersaturated in water remains under lithostatic
pressure until saturation is reached.