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Uses of rocks: past and present http://www.google.com/imgres?imgurl=http://www.pelhamgrayson.com/media/images/products/12416_large.jpg&imgrefurl=http://www.pelhamgrayson.com/Recent-made-Black-Obsidian-Arrowheads-12416.html&h=250&w=192&sz=9&tbnid=HGruN9Kqb8ZOMM:&tbnh=116&tbnw=89&zoom=1&usg=__026lhkjYXAHPckUNG_O4ou6K6rA=&docid=-5xZGZMxQQdxsM&sa=X&ei=d_NZUsCDG-jIyAH0mIHICg&ved=0CEEQ9QEwCg
Types of rocks • Igneous Rock • Comes from magma under the ground. • Granite, basalt, pumice • Sedimentary Rock • Made from bits of rocks and sediments pressed together • Sandstone, shale, limestone • Metamorphic Rock • Sedimentary rocks that have been changed by time, heat, and pressure under the Earth’s surface. • Quartzite, slate, marble
http://www.google.com/imgres?imgurl=http://rockhoundblog.com/wp-content/uploads/2006/11/obsidian.jpg&imgrefurl=http://rockhoundblog.com/regular-postings/rockmineral-of-the-day-snowflake-obsidian-tis-the-season/&h=600&w=600&sz=64&tbnid=bbOKYc1wHKk3CM:&tbnh=141&tbnw=141&zoom=1&usg=__9Yc4wQNdB9HEtMBDU743rN3H7ZM=&docid=EWXLBywYZz-QRM&sa=X&ei=1-xZUuPQAvPlyAHb-IHwBg&ved=0CC8Q9QEwAQhttp://www.google.com/imgres?imgurl=http://rockhoundblog.com/wp-content/uploads/2006/11/obsidian.jpg&imgrefurl=http://rockhoundblog.com/regular-postings/rockmineral-of-the-day-snowflake-obsidian-tis-the-season/&h=600&w=600&sz=64&tbnid=bbOKYc1wHKk3CM:&tbnh=141&tbnw=141&zoom=1&usg=__9Yc4wQNdB9HEtMBDU743rN3H7ZM=&docid=EWXLBywYZz-QRM&sa=X&ei=1-xZUuPQAvPlyAHb-IHwBg&ved=0CC8Q9QEwAQ http://www.google.com/imgres?imgurl=http://www.minimegeology.com/shop/images/Obsidian_W.jpg&imgrefurl=http://www.minimegeology.com/home/mgeo/page_63&h=304&w=375&sz=109&tbnid=VwDYFVgPJHnyYM:&tbnh=153&tbnw=189&zoom=1&usg=__PnA-eyoPucq7FJ_3emuepuXFhAk=&docid=PbEG7jzum56dLM&sa=X&ei=1-xZUuPQAvPlyAHb-IHwBg&ved=0CDQQ9QEwAw Obsidian Granite http://www.google.com/imgres?imgurl=http://www.windows2universe.org/earth/geology/images/granite_sm.JPG&imgrefurl=http://www.windows2universe.org/earth/geology/ig_granite.html&h=213&w=288&sz=31&tbnid=DEFunPzOx1RYRM:&tbnh=130&tbnw=176&zoom=1&usg=__t1mXGg1R752pdTl8hgVshToSSlw=&docid=_x1QkzCFrdsz0M&sa=X&ei=rN1ZUvq9BKK8yAGAwoH4Bg&ved=0CDgQ9QEwBQ http://www.google.com/imgres?imgurl=http://www.beg.utexas.edu/mainweb/publications/graphics/granite-400.jpg&imgrefurl=http://www.beg.utexas.edu/mainweb/publications/graphics/granite.htm&h=300&w=400&sz=78&tbnid=KHAn81O-WrYHiM:&tbnh=134&tbnw=178&zoom=1&usg=__SxHGAeUjSPKxWfbtpinRqRuPTrQ=&docid=rqKRnTq6cuN2ZM&sa=X&ei=rN1ZUvq9BKK8yAGAwoH4Bg&ved=0CDEQ9QEwAg Pumice http://www.google.com/imgres?imgurl=http://www.jamactivewear.com/images/Body%2520Images/pumice%2520rock.jpg&imgrefurl=http://www.jamactivewear.com/dance_gifts.htm&h=568&w=619&sz=146&tbnid=MmsdjgR7gTqrpM:&tbnh=138&tbnw=150&zoom=1&usg=__WQloAnklOXjb6lImjW8aPljA0HY=&docid=kNHfMCDIwr6slM&sa=X&ei=h99ZUpKZFceSyAHijoDoDw&ved=0CC8Q9QEwAg http://www.google.com/imgres?imgurl=http://gb.fotolibra.com/images/previews/841438-pumice-rock-on-white.jpeg&imgrefurl=http://www.fotolibra.com/gallery/841438/pumice-rock-on-white/&h=499&w=624&sz=104&tbnid=_7uCdGIX6pL0SM:&tbnh=132&tbnw=165&zoom=1&usg=__ARPjP66zHxo7NKJjjt3BX78-yxY=&docid=12elzd9yKzGH6M&sa=X&ei=h99ZUpKZFceSyAHijoDoDw&ved=0CD0Q9QEwCA
Sandstone http://www.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/b/bc/Sandstone(quartz)USGOV.jpg&imgrefurl=http://en.wikipedia.org/wiki/Sandstone&h=347&w=360&sz=41&tbnid=ESF3XvaSWzjK1M:&tbnh=144&tbnw=149&zoom=1&usg=__bEv-j_Nb3Qy9WEx_iPRi-5ilP3M=&docid=NMp-a3Y1yB71iM&sa=X&ei=aOBZUr3UHqWEygGfyoAo&ved=0CC8Q9QEwAg http://www.google.com/imgres?imgurl=http://www.minimegeology.com/shop/images/sandstone_w.gif&imgrefurl=http://www.minimegeology.com/home/mgeo/page_84&h=201&w=300&sz=45&tbnid=FuI21SYtS3xMZM:&tbnh=123&tbnw=184&zoom=1&usg=__4wDc1Q-AKg-attj8DBknxZlUOy4=&docid=feStw42VMWtt2M&sa=X&ei=aOBZUr3UHqWEygGfyoAo&ved=0CDkQ9QEwBg Shale http://www.google.com/imgres?imgurl=http://blogofberk.typepad.com/.a/6a0105367c6ad9970b0148c81a0d46970c-800wi&imgrefurl=http://blogofberk.typepad.com/value_investing_using_eva/policy-regime/page/17/&h=277&w=330&sz=26&tbnid=oPk-k9URGIZS_M:&tbnh=131&tbnw=156&zoom=1&usg=__4dIER3qU10yTMxC_QbNDwQmlewI=&docid=LoT-Z43_lUfJWM&sa=X&ei=QuFZUsL5JsqCyQGRyYCADA&ved=0CDsQ9QEwBw http://www.google.com/imgres?imgurl=http://geology.com/rocks/pictures/shale-colors-380.jpg&imgrefurl=http://geology.com/rocks/shale.shtml&h=285&w=380&sz=19&tbnid=xiiP9o6wvZ978M:&tbnh=133&tbnw=177&zoom=1&usg=__qm_za0Q5JNA_IyPybvs2Yib9IDY=&docid=n_xzoV3LCTG5pM&sa=X&ei=QuFZUsL5JsqCyQGRyYCADA&ved=0CC0Q9QEwAQ Limestone http://www.google.com/imgres?imgurl=http://www.dnr.mo.gov/geology/images/calciticlimestonelg.jpg&imgrefurl=http://www.dnr.mo.gov/geology/geosrv/imac/limestone.htm&h=770&w=1000&sz=212&tbnid=ya8vFu_AMkg6MM:&tbnh=138&tbnw=179&zoom=1&usg=__6ZM-Ep1h5pphOgUsUHrQLb7N_Xw=&docid=Est045Wa5XkXyM&sa=X&ei=BOJZUt_2JvOEygGLy4HwBA&ved=0CDYQ9QEwBQ http://www.google.com/imgres?imgurl=http://www.statesymbolsusa.org/IMAGES/Indiana/Limestone.jpg&imgrefurl=http://www.statesymbolsusa.org/Tennessee/TN_rock_Limestone.html&h=328&w=360&sz=35&tbnid=gISTmU5PZHk4KM:&tbnh=149&tbnw=163&zoom=1&usg=__8Qg27gPJIFQxE1Dv4mV2vOuSRgI=&docid=EHZcxL9HRSK31M&sa=X&ei=BOJZUt_2JvOEygGLy4HwBA&ved=0CDIQ9QEwAw
http://www.google.com/imgres?imgurl=http://ron.outcrop.org/images/IMG_1122.JPG&imgrefurl=http://www.myaquariumclub.com/safe-and-unsafe-aquarium-rocks-533.html&h=2448&w=3264&sz=2244&tbnid=mF0UEF1Qj0RfWM:&tbnh=148&tbnw=197&zoom=1&usg=__a1TfqdOkG3-f7gkEK5-bgFeNxXI=&docid=PCWMWtAmPTJcaM&sa=X&ei=IudZUpfwC8y6yAGUn4GIBg&ved=0CC8Q9QEwAghttp://www.google.com/imgres?imgurl=http://ron.outcrop.org/images/IMG_1122.JPG&imgrefurl=http://www.myaquariumclub.com/safe-and-unsafe-aquarium-rocks-533.html&h=2448&w=3264&sz=2244&tbnid=mF0UEF1Qj0RfWM:&tbnh=148&tbnw=197&zoom=1&usg=__a1TfqdOkG3-f7gkEK5-bgFeNxXI=&docid=PCWMWtAmPTJcaM&sa=X&ei=IudZUpfwC8y6yAGUn4GIBg&ved=0CC8Q9QEwAg http://www.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/a/af/SlateUSGOV.jpg&imgrefurl=http://en.wikipedia.org/wiki/Slate&h=316&w=360&sz=31&tbnid=FxpDlv8n0Rh7sM:&tbnh=131&tbnw=149&zoom=1&usg=__0SnZbraqCt2t620ZedbmR9IrBwY=&docid=fUy1Ju76PlYZxM&sa=X&ei=IudZUpfwC8y6yAGUn4GIBg&ved=0CC0Q9QEwAQ Slate Marble http://www.google.com/imgres?imgurl=http://cdn1.bigcommerce.com/server4200/ixhntmud/products/32/images/148/Marble_Larp_Rock_2__77848.1353542054.1280.1280.jpg&imgrefurl=http://liveactionproducts.com/marble-larp-rock/&h=1026&w=1280&sz=172&tbnid=XJwfzW7Kjo2iFM:&tbnh=121&tbnw=151&zoom=1&usg=__T_paAGNuHcqqxFKmevcCTKsoARk=&docid=TvWOJvs1I5cZcM&sa=X&ei=2-dZUvbHGaWIyAHFh4HABw&ved=0CDYQ9QEwBQ http://www.google.com/imgres?imgurl=http://0.tqn.com/d/geology/1/0/_/S/1/rocpicmarble.jpg&imgrefurl=http://geology.about.com/od/rocks/ig/metrockindex/rocpicmarble.htm&h=451&w=500&sz=56&tbnid=J9FdjrACNFP_DM:&tbnh=125&tbnw=139&zoom=1&usg=__oowHmuSXAEEtBjVXDgivR2ZDcKY=&docid=-Z60qZuQ50ww6M&sa=X&ei=2-dZUvbHGaWIyAHFh4HABw&ved=0CC8Q9QEwAg Quartzite http://www.google.com/imgres?imgurl=http://0.tqn.com/d/geology/1/0/d/S/1/rocpicquartzite.jpg&imgrefurl=http://geology.about.com/od/rocks/ig/metrockindex/rocpicquartzite.htm&h=405&w=500&sz=64&tbnid=zB5PRD_5AvK_UM:&tbnh=137&tbnw=169&zoom=1&usg=__wb_KUwd4UIaF_qMP-iI0rJePLIs=&docid=si0WSLODUHNGlM&sa=X&ei=4uRZUpWZEM64yAGItYG4Bg&ved=0CC8Q9QEwAg http://www.google.com/imgres?imgurl=http://geology.com/rocks/pictures/muscovite-schist.jpg&imgrefurl=http://geology.com/rocks/metamorphic-rocks.shtml&h=420&w=560&sz=61&tbnid=nZo1-c_J7BCKuM:&tbnh=123&tbnw=164&zoom=1&usg=__wCIgimj_ZLt11I_c3xe3LFtscPM=&docid=TtO9MYTwnJjqiM&sa=X&ei=4uRZUpWZEM64yAGItYG4Bg&ved=0CDQQ9QEwBA
Past Uses Present Uses Both
Uses of igneous rocks • Arrowheads • Exfoliation • Countertops • Building • Concrete aggregate
Uses of sedimentary rocks • Building • Farming • Making glass • Making cement • Chalk • Brick making • Make electricity • Paper • Ancient tools and weapons
Uses of metamorphic rocks • Roofing material • Decorative stone • Chalkboard • Building • Sculpting • Paving
Our activity today • Pick a rock from the rocks you brought in. • Decide what kind of rock it is, then decide a use for your rock. • Glue your rock onto cardstock, and draw a picture of the use, using your rock. Write what kind of rock you chose and how you are using your rock on a piece of lined paper. • When you are finished, put away your materials, leave your picture to dry, and bring your lined paper to your row on the carpet and be ready to share!
References and pictures • http://www.coaleducation.org/lessons/wim/20.htm • http://www.mylearning.org/rocks-at-cliffe-castle-museum/p-1154/ • http://www.galleries.com/rocks/metamorphic.htm • http://www.galleries.com/rocks/sedimentary.htm • http://www.galleries.com/rocks/igneous.htm • http://www.google.com/imgres?imgurl=http://www.1stchoicecabinets.com/wp-content/gallery/granite/granite-header.jpg&imgrefurl=http://www.1stchoicecabinets.com/products/countertops-raleigh/granite-countertops-raleigh/&h=1800&w=2700&sz=1052&tbnid=szFLEYbfqSfW2M:&tbnh=121&tbnw=182&zoom=1&usg=__dcFGk-41VPWji5gGNr456a_JV6A=&docid=VLCiYOEkZqlwXM&sa=X&ei=9QBcUqGPGYK8yAGEhYCICw&ved=0CFUQ9QEwBw • http://www.google.com/imgres?start=77&sa=X&rls=com.microsoft:en-us:IE-SearchBox&biw=1217&bih=563&tbm=isch&tbnid=SQ3JtNuhdLUurM:&imgrefurl=http://www.arganoiltree.com/pumice_stone/&docid=F4PDP5aCzc6O8M&imgurl=http://www.arganoiltree.com/pumicestoneandfeet.jpg&w=570&h=450&ei=WNFdUoTmDYnWqAGB5IH4Cg&zoom=1&iact=rc&dur=16&page=4&tbnh=139&tbnw=177&ndsp=28&ved=1t:429,r:4,s:100,i:16&tx=79&ty=80 • http://www.gly.uga.edu/railsback/BS-Main.html • http://www.google.com/imgres?imgurl=http://www.tonerarch.com/storage/concrete%2520with%2520aggregate.jpg%3F__SQUARESPACE_CACHEVERSION%3D1368536741462&imgrefurl=http://www.tonerarch.com/blog/2013/5/14/technical-tuesday-concrete.html&h=240&w=300&sz=29&tbnid=MeYeUCHr-2r0NM:&tbnh=130&tbnw=162&zoom=1&usg=__b3TOpmkh7Kv567yK2Vp15Bw1slo=&docid=Kg5I-HI5wUTQiM&sa=X&ei=3NJdUq32Co2dqQHfvIHICg&ved=0CC8Q9QEwAQ • http://www.google.com/imgres?imgurl=http://thumbs.dreamstime.com/z/limestone-brick-wall-15530019.jpg&imgrefurl=http://www.dreamstime.com/royalty-free-stock-images-limestone-brick-wall-image15530019&h=1300&w=965&sz=223&tbnid=42HqdD1lRzVyRM:&tbnh=124&tbnw=92&zoom=1&usg=__80bBHMZZAutwoncGpU2CfJFCZjg=&docid=3rFzWdtr97WANM&sa=X&ei=HtRdUqHJHYSLrAHh4ICgCA&ved=0CC8Q9QEwAg • http://www.google.com/imgres?rls=com.microsoft:en-us:IE-SearchBox&biw=1217&bih=563&tbm=isch&tbnid=IuKiqtG5h5DXYM:&imgrefurl=http://www.aschroofing.com/slate-roof-repair-maintenance.asp&docid=EIRKLti18h9xAM&imgurl=http://www.aschroofing.com/imagefiles/roof-installation-nj/slate-roof-repair.jpg&w=675&h=470&ei=dCpfUsT9KNGQyQGxqoDYAw&zoom=1&iact=rc&dur=2188&page=1&tbnh=129&tbnw=180&start=0&ndsp=18&ved=1t:429,r:7,s:0,i:100&tx=104&ty=55
Ref. and pics. Cont’d • http://www.google.com/imgres?rls=com.microsoft:en-us:IE-SearchBox&biw=1217&bih=563&tbm=isch&tbnid=M4dhQIyuKeX2jM:&imgrefurl=http://writing4elyon.com/2011/08/clean-slate/&docid=wL2lyiqHlbnbSM&imgurl=http://www.psdgraphics.com/file/chalkboard.jpg&w=4200&h=3150&ei=FStfUtSbEIOSyAH554DICA&zoom=1&iact=rc&dur=656&page=1&tbnh=142&tbnw=197&start=0&ndsp=21&ved=1t:429,r:2,s:0,i:85&tx=84&ty=70 • http://www.google.com/imgres?rls=com.microsoft:en-us:IE-SearchBox&biw=1217&bih=563&tbm=isch&tbnid=5YR-TwioDDieWM:&imgrefurl=http://www.mikegwynhill.co.uk/M6_Sticks.html&docid=oaDARz4uEoBMSM&imgurl=http://www.mikegwynhill.co.uk/M6_pics_Sculpture/XL_Sculpture/XL_Slate_Bowl_2.jpg&w=367&h=275&ei=2ytfUqTuJ-3iyAHMqoC4AQ&zoom=1&iact=rc&page=1&tbnh=143&tbnw=181&start=0&ndsp=20&ved=1t:429,r:13,s:0,i:118&tx=101&ty=73