This article will help you to learn about the rock cycle with diagram. The change of one rock into another type under different conditions of heat, pressure, weathering and erosion is known as rock cycle. Initially, all minerals originated from igneous rocks. As soon as igneous rocks are exposed they are weathered and eroded by […]
Rock Cycle: With Diagram | Petrology | Geology
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Classification of Rocks | Petrology | Geology
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The rocks can be classified into two main varieties, namely, Igneous rocks and Sedimentary rocks. But when these rocks are subjected to prolonged fluctuations of temperature and pressure, they are transformed to a new variety which is termed as Metamorphic rocks. 1. Igneous Rocks: A change of temperature caused the formation of igneous rocks. It […]
Example on Borehole (With Problem) | Structural Geology | Geology
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This article provides an example to illustrate and explain the problem on borehole. Three boreholes are sunk at 3 points of an equilateral triangle whose sides are 480 m each. Is West of Q and R is North of midpoint PQ. Boreholes and R-reach the upper surface of a rich coal seam at 100 m, […]