Updated January 26, 2022 A Brief History of Colorado Yule Marble by MARTIN COONEY ~ ~ ~ Colorado Yule Marble may be found only in the Yule Creek Valley, three miles southeast of  the secluded Rocky Mountain town of Marble, Colorado, 9,300 feet above sea level. It was discovered in the spring of 1873 by geologist Sylvester … Continue reading About Colorado Yule Marble