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Rock Types

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Emily McDonald

on 5 December 2012

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Transcript of Rock Types

photo credit Nasa / Goddard Space Flight Center / Reto Stöckli By: Emily McDonald Rock Types Standard: Rocks and rock formations indicate evidence of materials and conditions that produced them. Target Population: 8th grade 1. Know the three rocks types: igneous, metamorphic, and sedimentary.
2. Identify how each rock type is formed.
3. Identify where each rock type is typically found. Objectives: Formed from a melt (magma).
Have intruded into or erupted into the surrounding rock. Igneous Rocks Where are they found? Formed through the erosion of pre-exisiting rocks and material.
Material usually cemented together. Sedimentary Rocks Where are they found? Granite Examples Sandstone Examples Formed from pre-exisiting rock, and has undergone a change in mineralogy.
Formed near a magma intrusion or underwent a lot of pressure. Metamorphic Rocks Where are they found? Gneiss Examples 1. Images courtesy of Google Images and my personal pictures.
2. Essentials of Geology (3rd Edition) by: Marshak Resources MsMcDonald
Rock Type Quiz Quiz Time! Rhyolite Gabbro Limestone Shale
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