Subject: Petrology / Temporal Coverage: Cretaceous - Yale University Library GeoBlacklight Search Results

1. Structure at the base of the upper Cretaceous Fox Hills sandstone, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

2. Structure at the upper Cretaceous Ardmore bentonite bed, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

3. Structure at the upper Cretaceous clay spur bentonite bed, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

4. Thickness of lower Cretaceous Inyan Kara Group, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

5. Thickness of lower Cretaceous Mowry shale, Powder River shale, Powder River Basin, Wyoming and Montana

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

6. Thickness of lower Cretaceous rocks, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

7. Thickness of Parkman sandstone member of the upper Cretaceous Mesaverde Formation and the Redbird Silty member of the Pierre shale, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

8. Thickness of Shannon sandstone member of the upper Cretaceous Steele shale, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

9. Thickness of Sussex sandstone member of the upper Cretaceous Steele shale, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.). Cretaceous.

10. Thickness of Teapot sandstone member of the upper Cretaceous Mesaverde Formation, Powder River Basin, Wyoming and Montana [microform]

1987. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Powder River Basin (Wyo. and Mont.) and Mesaverde Group. Cretaceous.

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1. Structure at the base of the upper Cretaceous Fox Hills sandstone, Powder River Basin, Wyoming and Montana [microform]

2. Structure at the upper Cretaceous Ardmore bentonite bed, Powder River Basin, Wyoming and Montana [microform]

3. Structure at the upper Cretaceous clay spur bentonite bed, Powder River Basin, Wyoming and Montana [microform]

4. Thickness of lower Cretaceous Inyan Kara Group, Powder River Basin, Wyoming and Montana [microform]

5. Thickness of lower Cretaceous Mowry shale, Powder River shale, Powder River Basin, Wyoming and Montana

6. Thickness of lower Cretaceous rocks, Powder River Basin, Wyoming and Montana [microform]

7. Thickness of Parkman sandstone member of the upper Cretaceous Mesaverde Formation and the Redbird Silty member of the Pierre shale, Powder River Basin, Wyoming and Montana [microform]

8. Thickness of Shannon sandstone member of the upper Cretaceous Steele shale, Powder River Basin, Wyoming and Montana [microform]

9. Thickness of Sussex sandstone member of the upper Cretaceous Steele shale, Powder River Basin, Wyoming and Montana [microform]

10. Thickness of Teapot sandstone member of the upper Cretaceous Mesaverde Formation, Powder River Basin, Wyoming and Montana [microform]

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