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Hematite- used to make steel Galena- used in car batteries and to solder Gold, Silver, Platinum- used in electronics and dental work Chalcopyrite- used as wiring in coins jewerly and as building
ornamens Sphalerite- used in making brass and dalvanized steel Diamond- used in drill bits and saws Graphite- used in pencils, paints, lubricants, andbatteries Calcite- used in cement; as building stone Halite- used in food Kaolinite- used in ceramics, cement, and bricks Quartz- used as glass Sulfur- used in gunpowder, medicines, and rubber Gypsum- used in plaster and wallboard
Nonrenewable Energy Renewable Energy
Can’t use againNatural resourcesTakes millions of years to formCoal Natural gasReleases carbon dioxidePetroleumMost abundant fuelPollutes the atmosphere
Able to reuseGeothermalSolarHydroelectricBiomassWindClean energyNot widely used
Coal- remains of plants that have gone through carbonization Petroleum- (oil) moicroorganisms & plantsburied by sediment
changing over millions of years due to heat & pressure Natural Gas- moicroorganisms & plants buried by sediment
changing over millions of years due to heat & pressure Peat- partial decomposition of plants Lignite- peat buried by other sediments, formed when heat &
pressure increase Bituminous Coal- increased temp. & pressure to change from
lignite, 80% carbon Anthracite- high temp & pressure need to change from
Bituminous
Pros Cons
Abundantly usedLarge abundanceProduce almost every product Coal is most abundant
Can not be reusedTakes millions of years to formCreates pollutionAmount decreasing