Geography, asked by diya4665, 1 year ago

Geological terms fault,clevage,foliation

Answers

Answered by devil1407
1
Hi

Here devil1407

#FAULT:
♡A fault is a fracture in rock where there had been movement and displacement.

#CLEAVAGE:
♡The plane along which a diamond crystal can be split easily.

♡The four planes paralleling the faces of an octahedron are those generally referred to as thecleavage planes, or diamondcleavage.

#FOLIATION:
♡ Foliation in geology refers to repetitive layering in metamorphic rocks.

♡Each layer can be as thin as a sheet of paper, or over a meter in thickness.

♡The word comes from the Latin folium, meaning "leaf", and refers to the sheet-like planar structure.

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Answered by sijasubbiah
0
Hey

Here is your answer

FAULT:

In geology, a fault is a planar fracture or discontinuity in a volume of rock, across which there has been significant displacement along the fractures as a result of earth movement. Large faults within the Earth's crust result from the action of plate tectonic forces.

CLEVAGE:

Cleavage is a type of rock foliation, a fabric element that describes the way planar features develop in a rock. Foliation is separated into two groups: primary and secondary. Primary deals with igneous and sedimentary rocks while secondary deals with rocks that undergo metamorphism as a result of deformation. Cleavage is a type of secondary foliation associated with fine grained rocks. For coarser grained rocks, schistosity is used to describe secondary foliation.

FOLIATION:

Gneiss, a foliated metamorphic rock.
Foliation in geology refers to repetitive layering in metamorphic rocks.[1] Each layer can be as thin as a sheet of paper, or over a meter in thickness.[1] The word comes from the Latin folium, meaning "leaf", and refers to the sheet-like planar structure.[1] It is caused by shearing forces (pressures pushing different sections of the rock in different directions), or differential pressure (higher pressure from one direction than in others). The layers form parallel to the direction of the shear, or perpendicular to the direction of higher pressure. Nonfoliated metamorphic rocks are typically formed in the absence of significant differential pressure or shear.[1] Foliation is common in rocks affected by the regional metamorphic compression typical of areas of mountain belt formation (orogenic belts).

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