U. R. GEOLOGICAL SURVEY 



PROFESSIONAL PAPER 129 PLATE Xir 



A. GBOUP OF CINDER CONES OF LATE DATE AND ASSOCIATED LAVA, DIAMOND VALLEY, 12 MILES 



NOKTH OK ST. GEORGE. UTAH. 



B. NKAKEH VIKW OF LAHGEH CoNE OF GlluOl' SUuW N LN A. 



