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20 Cards in this Set

  • Front
  • Back
a rock is a mixture of minerals, volcanic glass, organic, and or other materials
Name 4 common rock forming minerals
quartz, feldspar, mica, and calcite
What are some common minerals within Granite
feldspar, quartz, mica, and hornblade
What are the three different groups rocks are placed in based on how they form.
Igneous, Sedimentary, and Metamorphic
formed from fluid magma or lava.
formed from sediments that have been cemented together.
metamorphic rock
these rocks are formed by previously exisiting rocks when a change occurs in heat, pressure, or chemical reaction. Different in terms of chemical composition and appearence
The rock cycle
the continuous change of rocks from one type to another. There is no linear sequence
What processes can undergo an igneous rock
can change to an Igneous rock, sedimentary or metamorphic
what processes can undergo a metamorphic rock
igneous or metamorphic rock
MAtter and Rock Cycle
the changes that take place in the rock cycle used to destroy of create matter. Teh elements are redistributed in other forms
Principle of Conservation of Matter
sometimes referred to as a law. IT states that matter cannot be created or destroyed in a chemical reaction
Who and how discovered the rock cycle
in 1788, James Hutton realized the profound changes in rocks. He noticed that rocks did not always form horizontal layers some were tilted and eroroded. Discovered uniforformitarianism. ROCKS CONSTANTLY CHANGe
changes from the past are the same as the ones happening in the present
a theory that geological processes in the present are the same the same as changes in the past
Porphyritic and example
Igneous rock consists of large crystals over the backround of samller crystals
Andrestic Rocks
sedimertary rocks the consist of round rocks gued together
Sedimentary rock consisting of pieces of gravel glued together
idea that older rocks are on the bottom and newer on the top
Original horizontality
Idea that sediments pile up horizontally to form bands of sedimertary rocks