PETR 571 Week3notes
SEDIMENTARY ROCKS. Classification of Rocks 4 Rocks are aggregates of minerals. Geologists divide rocks into three groups: igneous, metamorphic, and sedimentary.
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Sedimentary Rock Sedimentary Rocks are formed by pressure, heat, and “drying out”. Sediments do not necessarily have to be under tremendous pressure to.
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Chapter 4 The Lithosphere and the Structure, Configuration of the Earth’s Surface Section 1 Composition of the lithosphere Section 2 Structure of the.
Rocks are classified by their mineral composition and their color. Ex. Basalt is usually a dark-colored rock with a low silica concentration. Geologists.
Chapter Three ROCKS. Section 3-1 Classifying Rocks When studying a rock sample, geologists observe the rock’s color and texture and determine its mineral.
Rocks and the Rock Cycle. Rock is a solid material made up of minerals or other substances.Rock is a solid material made up of minerals or other substances.
