1 Formation
1.1 Formation
Diabase forms when molten igneous rock is squeezed up into a vertical crack in other rocks, the crack is usually forced apart and the molten rock cools in the space to form a tabular igneous intrusion cutting across the surrounding rocks and is known as a dike.
1.2 Composition
1.2.1 Mineral Content
Augite, Chlorite, Olivine, Plagioclase, Pyroxene, Pyrrhotite, Serpentine
1.2.2 Compound Content
Aluminium Oxide, CaO, Chromium(III) Oxide, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Sulfur Trioxide
1.3 Transformation
1.3.1 Metamorphism
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97% - Igneous Rocks Rocks have it !
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1.3.2 Types of Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Regional Metamorphism
1.3.3 Weathering
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99% - Igneous Rocks Rocks have it !
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1.3.4 Types of Weathering
Biological Weathering, Chemical Weathering
1.3.5 Erosion
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92% - Igneous Rocks Rocks have it !
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1.3.6 Types of Erosion
Chemical Erosion, Coastal Erosion, Water Erosion