Keywords: SanRafaelReefUT.jpg San Rafael Reef Utah looking north from near I-70 The prominent white ridge is Jurassic Navajo Sandstone that has been warped upwards own G Thomas en Transferred from en wikipedia org http //en wikipedia org/wiki/File SanRafaelReefUT jpg 2006-05-06 21 49 G Thomas 918×600 130 KB before 2006-05-07 G Thomas G Thomas en San Rafael Reef San Rafael Swell San Rafael Desert Emery County Utah Interstate 70 in Utah Navajo Sandstone Navajo Sandstone in Utah Kayenta Formation in Utah |