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Rock Continuum so far

Published on Nov 20, 2015

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PRESENTATION OUTLINE

Rock Continuum

Continuing the discussion

Sedimentary rocks are made of sand

Photo by kennymatic

How do sedimentary rocks form?

  • being compacted together
  • deposited in layers
  • deposited by rivers or oceans

How do other sedimentary rocks form?

Photo by angela7dreams

From organic material

Photo by angela7dreams

Igneous rocks are made from magma/lava

Photo by pierre c. 38

Characteristics of igneous rocks

  • extrusive/intrusive
  • fine/coarse grain
  • quick/slow cooling
Photo by gnuckx

Formation review

  • igneous = lava/magma cooling
  • sedimentary = sediment deposition
  • metamorphic = ?