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ROCK N’ ROLL!!! DIFFERENT CHARACTERISTICS AND TYPES OF ROCKS DYNIEL ALDREJ M. DOLOR GRADE 9 - DIAMOND MA'AM DONNAH EBEUNG.
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Category: Sedimentary Type: Limestone. Limestone is a famous and widespread sedimentary rock that is composed mainly of calcium carbonate crystals..
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Category: Sedimentary Type: Sapropelite. Sapropelite is a fine-grained sedimentary rock made of organic mattern that can contain substantial amount of oil and combustible gas..
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Category: Sedimentary Type: Conglomerate. Conglomerate appears as a conglomeration of rocks. This sedimentary rock is made from stones, pebbels, or grains fused togetherand surrounded by a matrix of fine-graied sediments..
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Category: Metamorphic Type: Quartzite. Quartzite is a metamorphic rock formed under immense heat and pressure in the earth. It can be polished to a glassy shine and can be used in kitchen, stairs and flooring..
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Category: Metamorphic Type: Gneiss. Gneiss, pronounced “ nice”is formed at very high temperatures and pressure pretty much like quartzite.
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Category: Metamorphic Type: Schists. Schists are metamorphic rocks, usually formed from shale and mudstone, that have an abundance of large, platy grains..
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Category: Igneous Type: Diorite. Diorite rock has a contrasting mix of black and white mineral grains. It is used in constructing roads and buildings..
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Category: Igneous Type: Tuff. Tuff is a soft type of rock that is primarily made up of volcanic ashes. Being relatively easy to carve, it has been used as a construction material since ancient times..
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Category: Igneous Type: Hornblendite. Hornblendite is a rare igneous rock containing large amount of hornblede , which is a combined group of dark-colored amphibole minerals..