Rocks CONTENTS RESOURCES ACTIVITY LINKS HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
Contents <ul><li>Rocks </li></ul><ul><li>Uses </li></ul><ul><ul><li>Characteristics </li></ul></ul>Sedimentary rocks Chara...
Resources HOME What are rocks? What are  sedimentary rocks like? How are sedimentary rocks formed? How are sedimentary roc...
How are rocks used? Construction materials Monuments marble Containers Fuels Chemical industry plastics oil clay concrete,...
What are rocks? different mineral grains granite Some rocks are made up of  one mineral: monomineralic rocks. quartz cryst...
What are rocks? different  minerals  joined together granite quartzite Most rocks are made up  of more than one mineral. <...
What are sedimentary rocks like? Mountain slopes and cliffs HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK ENLARGE IMAGE
What are sedimentary rocks like? stratum Mountain slopes and cliffs HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK ENLA...
What are sedimentary rocks like? Mountain slopes and cliffs Types of sedimentary rocks Detrital Chemical - Limestone Chemi...
Animation: Rock formation HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
How are sedimentary rocks formed? FORMATION OF EVAPORITIC SEDIMENTARY ROCKS HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE B...
How are detrital sedimentary rocks formed? strata formation compaction cementation Detrital sedimentary rocks accumulation...
How are limestone sedimentary rocks formed? calcium carbonate deposits accumulation of shells and skeletons of living thin...
How are limestone sedimentary rocks formed? stalactites accumulation of shells and skeletons of living things HOME RESOURC...
How are limestone sedimentary rocks formed? calcium carbonate deposits fossil in limestone HOME RESOURCES ACTIVITY LINKS C...
How are evaporitic rocks formed? Hot, dry climates Marshes and coastal lagoons evaporation accumulation of halite crystals...
How are organic sedimentary rocks formed? industrial production terrestrial vegetation marine plant and animal remains OIL...
Fossils Remains and imprints of living things  Dactyloceras Trilobite Priscacara Ophiopetra Carya leaves Archaeopteryx Amm...
How are sedimentary rocks classified? Chemical - evaporitic gypsum <ul><li>very soft </li></ul><ul><li>can be scratched  <...
How are igneous rocks formed? MAGMA lava mixture of melted rock and gases HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BAC...
How are igneous rocks formed? MAGMA lava mixture of melted rock and gases Volcanic rocks HOME RESOURCES ACTIVITY LINKS CON...
How are igneous rocks formed? MAGMA lava mixture of melted rock and gases Plutonic rocks HOME RESOURCES ACTIVITY LINKS CON...
How are igneous rocks classified? Plutonic (intrusive) granite <ul><li>made up of quartz, feldspars  </li></ul><ul><li>and...
How are metamorphic rocks formed? Rocks undergo intense heat and pressure. Foliated Non-foliated Metamorphism Metamorphic ...
How are metamorphic rocks classified? Foliated (laminated) slate <ul><li>usually black, slightly shiny </li></ul><ul><li>h...
The Rock Cycle intense pressure  + high temperature high temperature land surface sinks  ACCUMULATION OF LAYERS OF SEDIMEN...
Interactive activity: Identifying rocks HOME HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
Links HOME HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO TO WEBSITE Compare rock types GO TO WEBSITE Interactive ro...
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U11 Rocks

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U11 Rocks

  1. 1. Rocks CONTENTS RESOURCES ACTIVITY LINKS HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  2. 2. Contents <ul><li>Rocks </li></ul><ul><li>Uses </li></ul><ul><ul><li>Characteristics </li></ul></ul>Sedimentary rocks Characteristics Formation Classification Fossils Igneous rocks Formation Classification Metamorphic rocks Formation Classification The Rock Cycle Processes HOME HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  3. 3. Resources HOME What are rocks? What are sedimentary rocks like? How are sedimentary rocks formed? How are sedimentary rocks classified? Fossils How are igneous rocks formed? How are igneous rocks classified? How are metamorphic rocks classified? How are metamorphic rocks formed? The Rock Cycle How are rocks used? HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK Animation: Rock formation Interactive activity: Identifying rocks Links
  4. 4. How are rocks used? Construction materials Monuments marble Containers Fuels Chemical industry plastics oil clay concrete, metal, glass cement, gypsum, plaster, ceramics granite blocks granite and sandstone blocks HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  5. 5. What are rocks? different mineral grains granite Some rocks are made up of one mineral: monomineralic rocks. quartz crystals (mineral) quartzite <ul><li>Classes of rock: </li></ul><ul><li>Sedimentary </li></ul><ul><li>Igneous </li></ul><ul><li>Metamorphic </li></ul>Most rocks are made up of more than one mineral. SEE MORE MONOMINERALIC ROCKS HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  6. 6. What are rocks? different minerals joined together granite quartzite Most rocks are made up of more than one mineral. <ul><li>Classes of rock: </li></ul><ul><li>Sedimentary </li></ul><ul><li>Igneous </li></ul><ul><li>Metamorphic </li></ul>Monomineralic rocks Mineral Rock gypsum gypsum halite rock salt calcite limestone HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK
  7. 7. What are sedimentary rocks like? Mountain slopes and cliffs HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK ENLARGE IMAGE
  8. 8. What are sedimentary rocks like? stratum Mountain slopes and cliffs HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK ENLARGE IMAGE ENLARGE IMAGE GO BACK
  9. 9. What are sedimentary rocks like? Mountain slopes and cliffs Types of sedimentary rocks Detrital Chemical - Limestone Chemical - Evaporitic Organic ENLARGE IMAGE HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK
  10. 10. Animation: Rock formation HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  11. 11. How are sedimentary rocks formed? FORMATION OF EVAPORITIC SEDIMENTARY ROCKS HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK FORMATION OF DETRITAL SEDIMENTARY ROCKS FORMATION OF LIMESTONE SEDIMENTARY ROCKS FORMATION OF ORGANIC SEDIMENTARY ROCKS
  12. 12. How are detrital sedimentary rocks formed? strata formation compaction cementation Detrital sedimentary rocks accumulation of sediments sedimentary basin eroded rock fragments GO BACK HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  13. 13. How are limestone sedimentary rocks formed? calcium carbonate deposits accumulation of shells and skeletons of living things HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK ENLARGE IMAGE ENLARGE IMAGE
  14. 14. How are limestone sedimentary rocks formed? stalactites accumulation of shells and skeletons of living things HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK ENLARGE IMAGE ENLARGE IMAGE
  15. 15. How are limestone sedimentary rocks formed? calcium carbonate deposits fossil in limestone HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK ENLARGE IMAGE ENLARGE IMAGE
  16. 16. How are evaporitic rocks formed? Hot, dry climates Marshes and coastal lagoons evaporation accumulation of halite crystals rock salt accumulation of gypsum (mineral) crystals gypsum precipitation HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK
  17. 17. How are organic sedimentary rocks formed? industrial production terrestrial vegetation marine plant and animal remains OIL holm-oak wood 300 million years ago COAL HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK
  18. 18. Fossils Remains and imprints of living things Dactyloceras Trilobite Priscacara Ophiopetra Carya leaves Archaeopteryx Ammonite Fern HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  19. 19. How are sedimentary rocks classified? Chemical - evaporitic gypsum <ul><li>very soft </li></ul><ul><li>can be scratched </li></ul><ul><li>with a fingernail </li></ul>rock salt <ul><li>tastes salty </li></ul>Organic coal <ul><li>soft, black rock </li></ul><ul><li>burns easily </li></ul>oil <ul><li>thick, black liquid </li></ul>Detrital conglomerate <ul><li>fragments </li></ul><ul><li>of rock and </li></ul><ul><li>some sand </li></ul>sandstone clay <ul><li>small grains </li></ul><ul><li>of sand </li></ul><ul><li>very small </li></ul><ul><li>grains </li></ul><ul><li>different colours </li></ul>Chemical - limestone bioclastic <ul><li>accumulation </li></ul><ul><li>of shells </li></ul>travertine calcareous tuft <ul><li>stalactites and </li></ul><ul><li>stalagmites </li></ul><ul><li>porous, light </li></ul><ul><li>with remains of </li></ul><ul><li>vegetation </li></ul>HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  20. 20. How are igneous rocks formed? MAGMA lava mixture of melted rock and gases HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK ENLARGE IMAGE ENLARGE IMAGE
  21. 21. How are igneous rocks formed? MAGMA lava mixture of melted rock and gases Volcanic rocks HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK ENLARGE IMAGE
  22. 22. How are igneous rocks formed? MAGMA lava mixture of melted rock and gases Plutonic rocks HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO BACK ENLARGE IMAGE
  23. 23. How are igneous rocks classified? Plutonic (intrusive) granite <ul><li>made up of quartz, feldspars </li></ul><ul><li>and some mica and other </li></ul><ul><li>minerals </li></ul>syenite pegmatite <ul><li>made up of pink feldspar </li></ul><ul><li>and black mica </li></ul><ul><li>composition similar to </li></ul><ul><li>granite </li></ul><ul><li>large crystals </li></ul>Volcanic (extrusive) basalt <ul><li>heavy and hard </li></ul><ul><li>dark or black colour </li></ul><ul><li>may have bubble holes </li></ul>pumice obsidian <ul><li>light weight and floats in water </li></ul><ul><li>light colours </li></ul><ul><li>spongy texture </li></ul><ul><li>black and smooth </li></ul><ul><li>looks like black glass </li></ul><ul><li>the edges can cut </li></ul>HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  24. 24. How are metamorphic rocks formed? Rocks undergo intense heat and pressure. Foliated Non-foliated Metamorphism Metamorphic rocks HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  25. 25. How are metamorphic rocks classified? Foliated (laminated) slate <ul><li>usually black, slightly shiny </li></ul><ul><li>hard but can be separated </li></ul><ul><li>into thin layers </li></ul>schist gneiss <ul><li>shiny </li></ul><ul><li>folded layers </li></ul><ul><li>folded and irregular bands </li></ul><ul><li>feldspar crystals </li></ul>Non-foliated (crystalline) marble <ul><li>many colours; often with veins </li></ul><ul><li>reacts with acids, producing CO 2 bubbles </li></ul>quartzite <ul><li>many colours; very hard </li></ul><ul><li>no reaction with acids </li></ul>HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  26. 26. The Rock Cycle intense pressure + high temperature high temperature land surface sinks ACCUMULATION OF LAYERS OF SEDIMENTS Water filters into cracks, freezes, and breaks up the rock. Sedimentary rocks Metamorphic rocks METAMORPHISM MELTING volcanic activity Igneous rocks Erosion and transport reduce rock size. HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  27. 27. Interactive activity: Identifying rocks HOME HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK
  28. 28. Links HOME HOME RESOURCES ACTIVITY LINKS CONTENTS CLOSE BACK GO TO WEBSITE Compare rock types GO TO WEBSITE Interactive rock cycle

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