Rocks and Minerals Unit Review

Review Minerals

Review Igneous Rocks

Review Sedimentary Rocks

Review Metamorphic Rocks

Mineral DefinitionDefinition A naturally occurring, homogeneous, crystalline, chemical element ,or compound.

Definition A naturally occurring, homogeneous, crystalline, chemical element ,or compound.

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Mineral IdentificationMinerals can be described, identified, and differentiated

using these characteristics:

Color Luster

Hardness Density

Crystal Structure Streak

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Common Colorado Minerals

Colorado State Gemstone: Aquamarine

Colorado State Gemstone: Aquamarine

Colorado State Mineral : Rhodochrosite

Other minerals common to colorado: gold, quartz, silver, feldspar, Iron pyrite, calcite, galena

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Igneous Rocks

Where do they come from?Where do they come from?

Molten rock from the earth called magma rises and cools. These are called igneous rocks

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Granite

Igneous Rocks

What are some examples?

RhyoliteRhyolite

PumiceObsidian

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Igneous Rocks

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How can I tell if it’s an igneous rock?

Is it glassy, crystalline, or not? It can be hard! Go to this website to see how you can identify igneous rocks!

Is it glassy, crystalline, or not? It can be hard! Go to this website to see how you can identify igneous rocks!

Igneous RocksWhere in Colorado can they be found?

San Juan Mountains Dotsero Maar, Colorado’s youngest volcano

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Sedimentary Rocks

Where do they come from?

Igneous or metamorphic rocks are broken down through weathering and erosion, and compacted to form Sedimentary rocks

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Sedimentary RocksWhat are some examples?

Limestone Sandstone

Coal Shale

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Sedimentary Rocks

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How can I tell if it’s a sedimentary rock?

Are there fossils? Does it burn? Can you see sediment grains? If so it’s probably a sedimentary rocks. This website can help you identify it!

Are there fossils? Does it burn? Can you see sediment grains? If so it’s probably a sedimentary rocks. This website can help you identify it!

Sedimentary RocksWhere in Colorado can they be found?

Red Rocks Park Colorado Plateau

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Metamorphic Rocks

Where do they come from?

Heat and pressure from earthquakes, moving magma, and compaction from above morph sedimentary and igneous rocks into metamorphic rocks.

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Metamorphic RocksWhat are some examples?

Quartzite Slate

Marble Gneiss

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Metamorphic Rocks

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How can I tell if it’s a metamorphic rock?

Does it have banding? Is the banding curved? Is it tightly packed (not have spaces)? Does it not have large crystals? Then it’s probably a metamorphic rock! Go to this website to surely identify a metamorphic rock.

Does it have banding? Is the banding curved? Is it tightly packed (not have spaces)? Does it not have large crystals? Then it’s probably a metamorphic rock! Go to this website to surely identify a metamorphic rock.

Metamorphic RocksWhere in Colorado can they be found?

The Yule Marble, Colorado’s State Rock, can be found near Marble, CO.

The foundation of the Rockies is a Precambrian Gneiss

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All Together Now

Click the speaker to hear the “Rock Cycle Rock”

Go to SUPER IMPORTANT QUIZ!!!

QuizYou MUST know these three things to pass the exam.

Click on the picture to reveal the answer.

What is the name of Colorado’s State Gemstone?

Aquamarine

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Quiz

What is Colorado’s State Mineral?

Rhodochrosite

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Quiz

What is Colorado’s State Rock?

Yule Marble

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Your Done! Good Luck!!!

QuizWho’s getting an “A” on the exam?

You are!!!!!