Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

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Geologic Maps and Structures Lab 2a Geology 208
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Transcript of Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Page 1: Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Geologic Maps and Structures

Lab 2a

Geology 208

Page 2: Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Geologic Maps:Snoqualmie Pass

Page 3: Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Cross Sections: Seattle Basin

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Stratigraphic Column:John Day National

Monument, Oregon

Page 5: Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Describing Structures:Strike and Dip

Page 6: Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Deformation Results from Stress

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DeformationP

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Folds - Anticlines and Synclines

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Anticline Youngest Rock

Oldest Rock

Core

Beds Dip Away from the Core

Page 10: Geologic Maps and Structures Lab 2a Geology 208. Geologic Maps: Snoqualmie Pass.

Syncline Youngest Rock

Oldest Rock

Core

Beds Dip Toward the Core

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Fold in Wind River Mtns

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Fold in Maryland

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Faults

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Strike-Slip Fault

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Dip-Slip Faults(Cross Section)

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Normal Fault

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Thrust Fault

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Fault Type?

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Fault Type?