Petrology the study of igneous sedimentary and metamorphic rocks pdf

Petrology has three subdivisions: igneous, metamorphic, and sedimentary petrology. The work of experimental petrologists has laid a foundation petrology the study of igneous sedimentary and metamorphic rocks pdf which modern understanding of igneous and metamorphic processes has been built. This page was last edited on 14 January 2018, at 04:59. Rocks” and “Stone” redirect here.

Rock has been used by humankind throughout history. The minerals and metals in rocks have been essential to human civilization. The types and abundance of minerals in a rock are determined by the manner in which it was formed. The proportion of silica in rocks and minerals is a major factor in determining their name and properties.

These physical properties are the result of the processes that formed the rocks. Those three classes are subdivided into many groups. There are, however, no hard-and-fast boundaries between allied rocks. Hence the definitions adopted in rock names simply correspond to selected points in a continuously graduated series.

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