crushing rocks and minerals

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crushing rocks and minerals

Class 11 Geography NCERT Solutions Chapter 5 Minerals and Jul 25, 2019· Mechanical disruption and reorganisation of the original minerals within rock

Class 11 Geography NCERT Solutions Chapter 5 Minerals and Jul 25, 2019· Mechanical disruption and reorganisation of the original minerals within rock

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crushing rocks and minerals

  • Class 11 Geography NCERT Solutions Chapter 5 Minerals and

    Jul 25, 2019· Mechanical disruption and reorganisation of the original minerals within rocks because of breaking and crushing without any appreciable chemical changes is called dynamic metamorphism The materials of rocks chemically alter and recrystallise due to thermal metamorphism There are two types of thermal metamorphism: 1• Metamorphic minerals and rocks provide many valuable resources, marble and slate the two most widely used • Economically valuable metamorphic minerals include: talc to talcum powder, graphite for pencils and dry lubricant, garnet and corundum for abrasive and gemstones, kyanite for hightemperature porcelainMETAMORPHIC ROCKS & PROCESSES

  • Physical Characteristics of Rocks Cleavage, Streak

    Mar 02, 2017· Geologist define rock as aggregates or mass composed of one or more commonly, several of minerals There are few exceptions to this rule: not all rocks are composed of mineralsfor example, coal Engineers (or contractor) define rock to be hard, durable material that can't be excavated without blasting The definition is based on strength and durabilityAug 02, 2020· Shale has many commercial uses It is a source material in the ceramics industry to make brick, tile, and pottery Shale used to make pottery and building materials requires little processing besides crushing and mixing with water Crushing shale and heating it with limestone makes cement for the construction industryShale Rock: Geology, Composition, Uses