Geology of Colorado (Boulder Valley) - Field Trip #1, Stop #4: Lykins Formation

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Stop #4 (12:30 p.m.) - "Strike Valley". The Morrison formation is at the very top of the hill on the other side of the road. The Lykins (bottom of valley) has more shales and mudstones which are more easily eroded. So, this valley was naturally eroded away. The Department of Transportation to advantage of this natural valley for its road.
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Stop #4 (12:30 p.m.) - "Strike Valley". The Morrison formation is at the very top of the hill on the other side of the road. The Lykins (bottom of valley) has more shales and mudstones which are more easily eroded. So, this valley was naturally eroded away. The Department of Transportation to advantage of this natural valley for its road.