Smithsonian miscellaneous collections . etaniorphosed strata in the world. Jully feet of the l^nkar and Chuar series of formations areite 43, beneath the Cambrian. The red sandstones of the Unkar series (Un) stand out in strong reHefinyons and projecting headlands between them. To the north the sandstones, shales and limestones ofid Nunkoweap. Everywhere erosion planed these formations down nearly to a level before the trans- in thickness of the Algonkian (C/« = Unkar) series on which it rests,^iew, and where the Colorado River flowing from the north bends to the westward. IISCELIANEOUS
Smithsonian miscellaneous collections . etaniorphosed strata in the world. Jully feet of the l^nkar and Chuar series of formations areite 43, beneath the Cambrian. The red sandstones of the Unkar series (Un) stand out in strong reHefinyons and projecting headlands between them. To the north the sandstones, shales and limestones ofid Nunkoweap. Everywhere erosion planed these formations down nearly to a level before the trans- in thickness of the Algonkian (C/« = Unkar) series on which it rests,^iew, and where the Colorado River flowing from the north bends to the westward. IISCELIANEOUS COLLECTIONS c Ssh. 1 * .,ei the h*Jp^ca!il^ <^»eatir[he\lLu^ ^^l; ^v feet of the Inkar and Chuar series. Cambrtan (V ^Tapeats f:.f;|,;e Mgonkian ^ J J <l*Sd^I? l^^«Jectin/htil-. ^ ^^ sandstones of the Unkar series (Cn) stand on plate 42 and the highest beds f ^he .ug ,,,inds i » o„UT ^nkoweap. Fvef v,. 1 ^^ between them. To the north the sandstones, shales^Js) sandstone as the o\°Pp°f jlSon in the CanV^ J. Everywhere erosion planed these fortnations down nearly to a levelKposed on the Nvest side of the Grand Cany ao»^ V VieVt.^^^ of the A.„„.,,.:„.. Unconformable contact between ihiexposed between the Archean as seen ...beneath the clifTs of Cambrian (T — , —---the Chuar series (.Ch) are beautifully exposed on tne ...... --^ , gressing Middle Cambrian seas covered them with Us beach sands^^^^^^ 3,„dstThe line of unconformity (.^r) at the base of the ta^nbnan W P^^ Coloradc The locality is on the north and west sides of the In ana .^ «
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Keywords: ., bookcentury1800, bookdecade1860, bookidsmiths, booksubjectscience
