Igneous
Metamorphic
Sedimentary
Rock Cycle
100
Two groups that classify igneous rocks.
What are extrusive and intrusive?
100
Heat and pressure
How do metamorphic rocks form?
100
Organic, clastic, chemical
What are three categories of sedimentary rocks?
100
Plate movement has raised ancient sea floors above sea level.
How can limestone formed from coral reefs, be found on continents such as North America?
200
Granite
What is most common type of intrusive igneous rock?
200
Foliated
What are metamorphic rocks that have visible bands called?
200
Compaction is compression from overlaying sediment. Cementation is when particles are glued together by minerals dissolved in water (calcite).
What does compaction mean? What does cementation mean?
200
Erosion, deposition, heat/pressure, melting
What are three processes that occur in the rock cycle?
300
Obsidian, pumice, basalt
What are three extrusive igneous rocks that form from volcanic eruptions?
300
The heat and pressure destroy them
Why are fossils rarely found in metamorphic rocks?
300
Rocks composed of other types of rocks. A clastic sedimentary.
What is a conglomerate rock? What is the name of conglomerate rock with sharp edged fragments?
300
A mixture of rocks and minerals.
What is a rock made up of?
400
Hawaii and Basalt
What island U.S. state is mainly composed of this type of rock?
400
Heat from the mantle
Where does the heat that changes rock into metamorphic rock come from?
400
Clastic, organic, chemical
What are the three types of sedimentary rocks?
400
1.) Solid, 2.) Crystalline structure, 3.) Defined homogeneous chemical composition, 4.) Naturally occurring, 5.) Inorganic
What are five characteristics that all minerals must possess?
500
Porphyry
Which igneous rock has large crystals surrounded by smaller crystals?
500
Limestone - marble relationship
What is the parent rock of marble?
500
Wind, water, gravity, ice
What are four ways erosion can occur?
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