Rock

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 +[[Image:Gratitude-Rocks.jpg|'''[[Rock]]''' or stone is a naturally occurring '''[[solid]]''' '''[[aggregate]]''' of minerals and/or mineraloids. The Earth's outer solid layer, the '''[[lithosphere]]''', is made of rock. In general rocks are of three types, namely, '''[[igneous]]''', '''[[sedimentary]]''', and '''[[metamorphic]]'''. The scientific study of rocks is called petrology, and petrology is an essential component of geology.|thumb|350px]]
 +
'''[[Rock]]''' or stone is a naturally occurring '''[[solid]]''' '''[[aggregate]]''' of minerals and/or mineraloids. The Earth's outer solid layer, the '''[[lithosphere]]''', is made of rock. In general rocks are of three types, namely, '''[[igneous]]''', '''[[sedimentary]]''', and '''[[metamorphic]]'''. The scientific study of rocks is called petrology, and petrology is an essential component of geology. '''[[Rock]]''' or stone is a naturally occurring '''[[solid]]''' '''[[aggregate]]''' of minerals and/or mineraloids. The Earth's outer solid layer, the '''[[lithosphere]]''', is made of rock. In general rocks are of three types, namely, '''[[igneous]]''', '''[[sedimentary]]''', and '''[[metamorphic]]'''. The scientific study of rocks is called petrology, and petrology is an essential component of geology.

Revision as of 17:26, 26 June 2011

Rock or stone is a naturally occurring solid aggregate of minerals and/or mineraloids. The Earth's outer solid layer, the lithosphere, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic. The scientific study of rocks is called petrology, and petrology is an essential component of geology.
Rock or stone is a naturally occurring solid aggregate of minerals and/or mineraloids. The Earth's outer solid layer, the lithosphere, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic. The scientific study of rocks is called petrology, and petrology is an essential component of geology.

Rock or stone is a naturally occurring solid aggregate of minerals and/or mineraloids. The Earth's outer solid layer, the lithosphere, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic. The scientific study of rocks is called petrology, and petrology is an essential component of geology.

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