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Metamorphic rocks are formed when the properties of existing igneous or sedimentary rocks are altered by contact with heat or pressure. They are typically found deep underground wh...

metamorphic rock | Define metamorphic rock at Dictionary.com
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Metamorphic rock


Metamorphic rocks arise from the transformation of existing rock types, in a process called metamorphism, which means "change in form". The original rock ...

Metamorphic Rocks | Pictures of Foliated and Non-Foliated Types


Amphibolite is a non-foliated metamorphic rock that forms through recrystallization under conditions of high viscosity and directed pressure. It is composed ...

At high temperatures and pressures, most rocks break down and change into a different assemblage of minerals that are stable in the new conditions. Under greater heat and pressure, when metamorphic minerals such as mica and feldspar begin to form, strain orients them i... More »
By Andrew Alden, About.com Guide

Metamorphic Rock Facts for Kids - Information & Examples


Metamorphic rocks can be formed by pressure deep under the Earth's surface, ... Examples of metamorphic rocks include anthracite, quartzite, marble, slate, ...

Metamorphic Rocks | Mineralogy4Kids


Any rock (igneous, sedimentary, or metamorphic) can become a metamorphic rock. If rocks are buried deep in the Earth at high temperatures and pressures, ...

Metamorphic rocks - OneGeology


Metamorphic rocks are made by either heating up or squashing the earth's crust. They are often found in mountainous regions. One example is slate. Slate was ...

Metamorphic Rocks-A - Geology For Kids - By KidsGeo.com


The final state of a metamorphic rock depends on the amount of pressure the rock was subjected to, the amount of heat the rock was subjected to, and the ...

Metamorphic rocks - USGS Geology in the Parks


Dec 15, 2014 ... Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot, mineral-rich fluids or, more commonly, some combination of ...

Popular Q&A
Q: How to Identify Metamorphic Rocks
A: Understand that metamorphic rocks are those that have changed in some way by heat or pressure or both. Sedimentary rocks are formed from sediments and igneous r... Read More »
Source: www.ehow.com
Q: What Is a Metamorphic Rock?
A: Some people may not realize that rocks come in various types. Although most of the time, people refer to rocks simply as rocks, rocks are categorized by their f... Read More »
Source: www.ehow.com
Q: How is a Metamorphic rock formed?
A: a sedmentary rock, igneous rock, or a metamorphic rock can go through heat and pressure to form (another if heat and pressure is on metamorphic rock) metamorphi... Read More »
Source: wiki.answers.com
Q: What is a metamorphic rock?
A: A metamorphic rock is an igneous, sedimentary, or another metamorphic rock that has been: 1) squeezed by incredible pressures deep underground, 2) has been expo... Read More »
Source: wiki.answers.com
Q: What is a riddle for metamorphic rocks?
A: Marble. Want another? Read More »
Source: www.chacha.com