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Sediments can harden into sedimentary rock in two ways. ... Some examples of sedimentary rocks are sandstone, limestone, conglomerate, and shale. Sandstone is formed from grains of sand pressed tightly together. Sandstones are very common rocks. They are formed from the sand on beaches, in riverbeds, and sand dunes.
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library.thinkquest.org/J002289/sed.html
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Oil shale is a sedimentary rock. When heated to extreme temperatures, oil shale can be converted into liquid petroleum. ... Oil shale development requires an incredible amount of energy because large amounts of rock must be heated to extremely high temperatures. ... Oil Shale Facts | oilshalefacts.org...
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www.oilshalefacts.org/
www.oilshalefacts.org/
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Among the important varieties of sedimentary rock, distinguished both by texture and by chemical composition, are conglomerate, sandstone, tillite, sedimentary breccia, shale, marl, chalk, limestone, coal, lignite, gypsum, and rock salt.
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education.yahoo.com/reference/encyclopedia/entry/rock
education.yahoo.com/reference/encyclopedia/entry/rock
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Geology question: What Three interesting facts about shale rocks? Trick question; there's no interesting facts about shale rocks. ... Facts on the rock shale gray? List 5 facts about shale rock? What is shale rocks appearance? What is a unique fact about shale? Is there anything interesting about Shale? What the three...
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wiki.answers.com/Q/What_Three_interesting_facts_about_s...
wiki.answers.com/Q/What_Three_interesting_facts_about_shale_rocks
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30 tcf of natural gas 3 The Facts about Hydraulic Fracturing Application of hydraulic fracturing techniques, ... After penetrating the shale, the rock must be hydraulically fractured, or "fraced", to maximize the production of natural gas from the Marcellus Shale. A fracture stimulation fluid comprised of fresh water, sand,
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www.marcellusfacts.com/pdf/homegrownenergy.pdf
www.marcellusfacts.com/pdf/homegrownenergy.pdf
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Gneiss can form from the metamorphosis of sedimentary rock like shale or sandstone, or from igneous rock like granite. ... Metamorphic rocks are formed by other types of rocks being changed because of the enormous pressure and heat deep within the earth. Find out more about the facts on metamorphic rocks and their types.
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www.buzzle.com/articles/metamorphic-rock-facts-types-of...
www.buzzle.com/articles/metamorphic-rock-facts-types-of-metamorphic-rocks.html
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Shale!!!!! (Lou-Ann Young); Mineral Shale - Shale is a fine grained sedimentary rock formed from clay that has been subjected to great pressure. Shale splits easily into thin layers. ... 3. What other facts can you discuss with your class that they wouldn't ordinarily know about the mineral?
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www.k12.nf.ca/sjis/rocks/sedimentary/shale.htm
www.k12.nf.ca/sjis/rocks/sedimentary/shale.htm
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Shale - sedimentary rock formed by the consolidation of mud or clay, having the property of splitting into thin layers parallel to its bedding planes. Shale tends to be fissile, i.e., it tends to... ... sedimentary rock formed by the consolidation of mud or clay, having the property ... Askchesapeake: Barnett Shale - Resources...
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xml.education.yahoo.com/reference/encyclopedia/entry/sh...
xml.education.yahoo.com/reference/encyclopedia/entry/shale
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Metamorphic rocks are harder than other types of rock so they're more resistant to weathering and erosion. Rock always converts into the same type of metamorphic rock. For example, the sedimentary rocks limestone and shale become marble and slate, respectively, when metamorphosed.
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geography.about.com/library/weekly/aa020901a.htm
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