Mount Trumbull from Mount Logan. Grand Canyon district, Arizona.
Summary
Album caption: View of Mount Trumbull from Mount Logan. Mount Trumbull consists of Permian Strata, heavily capped by basalt of considerable antiquity, probably early Pliocene. Upon the right flank of the mountain is a knob, which is a much more recent basaltic cinder cone, sending down heavy streams of lava to the plain below. Drawn by W. H. Holmes. Wood-cut. Grand Canyon District, Arizona. n.d. Published as plate 20 in U.S. Geological Survey Monograph 2, 1882.
Summary
Album caption: View of Mount Trumbull from Mount Logan. Mount Trumbull consists of Permian Strata, heavily capped by basalt of considerable antiquity, probably early Pliocene. Upon the right flank of the mountain is a knob, which is a much more recent basaltic cinder cone, sending down heavy streams of lava to the plain below. Drawn by W. H. Holmes. Wood-cut. Grand Canyon District, Arizona. n.d. Published as plate 20 in U.S. Geological Survey Monograph 2, 1882.
Available in the U.S. Geological Survey Denver Library Photographic Collection, C.E. Dutton Collection.
Rights
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