Earth movements can cause rocks to be either deeply buried or squeezed and hence the rocks are heated and put under great pressure.
1.2.1 Mineral Content
Apatite, Augite, Biotite, Bronzite, Calcite, Chert, Epidote, Feldspar, Hornblende, Micas, Plagioclase, Pyroxene, Quartz, Sulfides, Zircon
1.2.2 Compound Content
Aluminium Oxide, CaO, Fe, FeO, Silicon Dioxide, Sulphur
50% Metamorphic Rocks Rocks have it !
1.3.2 Types of Metamorphism
65% Metamorphic Rocks Rocks have it !
1.3.4 Types of Weathering
77% Metamorphic Rocks Rocks have it !
1.3.6 Types of Erosion
Chemical Erosion, Sea Erosion, Wind Erosion