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<br />2.871. <br /> <br />Throughout the HcElmo canyon exposure, the Navajo <br />. Sandstone ranges from grayisIl orange pink (lOR8/2)_1 <br /> <br />_I Pootnote (next page) near here. <br /> <br />to moderate reddish orange (10R6/6) <br /> <br />It is composed of <br /> <br />fine-qraii1ed subrounded to subangular clear quartz and <br /> <br />in most places is bonded with a \'leak calcareous cement. <br /> <br />Tho lithologic characteristics are fairly consistent <br /> <br />throu'Jhout. Crossbedding is one of the most characteristic <br /> <br />features of the Navajo, partlcularly in the upper part. <br /> <br />The crossbeds occur between horizontal partings on a <br /> <br />medium to large scalo. <br /> <br />TIle crossbedding is not as <br /> <br />distinct and consplcuoUS In the NcElmo Canyon area as <br /> <br />it is in the Navajo country in Arizona und Utah, where <br /> <br />. <br /> <br />the large-scale high-angle crossbedding, etched by <br /> <br />eroslon, is spectacularly exhibited over a considerable <br /> <br />outcrop area. <br /> <br />TI1e Navajo weathers into rough rounded <br /> <br />surfaces, which commonly are pitted, and usually forms <br /> <br />cliffs. <br /> <br />The outcrop is nearly devoid of soil and <br /> <br />vegetution. <br /> <br />. <br /> <br />, <br />/1'/ <br />