Write about Metamorphic rocks, give specific example of these rocks.

1.	Write about Metamorphic rocks, give specific example of these rocks.
Answer» Metamorphic Rocks: These rocks are formed by ‘metamorphism’ or change of form of igneous and sedimentary rocks. The change takes place in hardness, colour, texture and composition of minerals in rocks deep inside the earth due to pressure and temperature. Thus original igneous rock like mica may be changed to schist, granite to gneiss and sedimentary rocks like limestone to marble, sandstone to quartzite and peat to coal. Characteristics: They are very hard. They contain useful materials and minerals like building materials, marbles, gems, rubies and sapphires. Taj Mahal is made of white marble.

Answer»

Metamorphic Rocks: These rocks are formed by ‘metamorphism’ or change of form of igneous and sedimentary rocks. The change takes place in hardness, colour, texture and composition of minerals in rocks deep inside the earth due to pressure and temperature. Thus original igneous rock like mica may be changed to schist, granite to gneiss and sedimentary rocks like limestone to marble, sandstone to quartzite and peat to coal.

Characteristics:

They are very hard.
They contain useful materials and minerals like building materials, marbles, gems, rubies and sapphires. Taj Mahal is made of white marble.

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Write about Metamorphic rocks, give specific example of these rocks.

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