Sphene, Colorado Yule Marble Inclusion / Intrusion Published February 18, 2019 at 500 × 357 in Pt.3) Grain Size, Texture, Mineral Phases and Compositions of the Marble: Building Stone of the Lincoln Memorial, by Elaine S. McGee ← Previous Next → Sphene The Story of Colorado Yule Marble at martincooney.com Photographs "capture a moment that's gone forever, impossible to reproduce.” Ansel AdamsTwitterTumblrPinterestEmailPrintFacebookMorePocketRedditWhatsApp