Rock Tours

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Rock Tours
Igneous Rock Unit
- Igneous Rock Crystallization Visualizations

• Images of
• Igneous Rocks

• Igneous
• Rock
• Classification

• Minerals of
• Igneous
• Rocks

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Click Here For an exercise on How igneous rocks
form and their related texture
Key Feature Random, Interlocking minerals
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Pumice
Fine grained
granite
Coarse grained
Modified from figure 04_21, Plummer et al., 2002,
Physical Geology, McGraw Hill
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Rock Tours
Sedimentary Rock Unit
-Introduction

• Types of
• Sedimentary
• Rocks I

• Types of
• Sedimentary
• Rocks II

-Depositional Environments
-Environmental Clues
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Sedimentary Rocks
Detrital
http//csmres.jmu.edu/geollab/Fichter/SedRx/basicc
lass.html
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How do we get from
To
To
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Time
Physical and Chemical
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Time
Physical
Chemical
Creates Sediment And Solutes
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Time
Physical
Chemical
Moves Sediment And Solutes
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Click Here to observe how sediments are
deposited.
Time
Physical
Chemical
Deposits Sediment And Solutes
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Click Here to observe how sediments form into
rock
Chemical
Physical
Time
Recrystallization
Converts Sediment and Solutes to Rock
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Granodiorite
Decreasing Energy
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Sedimentary Environments
The present is the key to the past
http//csmres.jmu.edu/geollab/Fichter/SedRx/SedEnv
ir.html
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Rock Tours
Metamorphic Rock Unit
-Metamorphic Textures
- Introduction
- Processes of Metamorphism
- Metamorphic Rock Classification
- Types of Metamorphism
http//www.winona.edu/geology/MRW/ mrwimages/Monte
video20Gneiss.jpg
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Schist
Quartzite
Non-Foliated
http//www.csun.edu/geology/Class_Notes /ES300L/Ro
cks/quartzite.jpg
Gneiss
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Types of Metamorphism
Click Here to observe how an igneous rock
metamorphoses
Diagram from http//www.indiana.edu/geol116/week6
/wk6.html
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Pressure/Temperature and Texture
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Go toAssignment Going Venn with Rocks