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THE BIGHORN MOUNTAINS OF WYOMING

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Originally appearing in Volume V27, Page 631 of the 1911 Encyclopedia Britannica.
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THE BIGHORN MOUNTAINS OF See also:

WYOMING Cretaceous. De Smet formation (shale and See also:sandstone) . 4000 ft. Kingsbury See also:conglomerate . . . 0-1500 „ Piney formation (shale and sandstone) 2500 „ See also:Parkman sandstone 350 „ See also:Pierre shale 1500-3500 „ See also:Colorado formation 1050-1700 „ Comanchean. Cloverly formation (upper See also:part may be Cretaceous) 30- 300 ft. See also:Morrison formation (may be See also:Jurassic) too- 300 „ Jurassic. Sundance formation Unconformity. Triassic and See also:Permian. Chugwater formation Pennsylvanian. Tensleep sandstone 30- 150 ft.

Amsden sandstone 150- 350 „ Mississippian. See also:

Madison See also:limestone See also:I000 ft. Unconformity. Ordovician. Bighorn limestone 300 ft. Unconformity. See also:Cambrian (Upper). See also:Deadwood formation . .. Unconformity. Pre-Cambrian. Granites.

This See also:

section is fairly representative for the Rocky Mountains.

End of Article: THE BIGHORN MOUNTAINS OF WYOMING

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