Author : James Clifford Ratté
Publisher :
ISBN 13 :
Total Pages : 74 pages
Book Rating : 4.:/5 (359 download)
Book Synopsis Ash Flows and Related Volcanic Rocks Associated with the Creede Caldera, San Juan Mountains, Colorado by : James Clifford Ratté
Download or read book Ash Flows and Related Volcanic Rocks Associated with the Creede Caldera, San Juan Mountains, Colorado written by James Clifford Ratté and published by . This book was released on 1967 with total page 74 pages. Available in PDF, EPUB and Kindle. Book excerpt: A complex pile of Tertiary volcanic rocks in the central San Juan Mountains, Colo., consists of welded ash-flow tuffs, lava flows, and breccias from several sources. A more limited sequence within this assemblage originated in or bordering the Creede caldera and is the subject of this report. The Creede caldera sequence consists of five major ash-flow formations, locally interlayered lava flows, a succeeding lava-flow formation, and the volcanic-clastic Creede Formation.