Wikipedia contributors. (2024, February 19). 2015. In Wikipedia, The Free Encyclopedia. Retrieved February 24, 2024, from https://en.wikipedia.org/w/index.php?title=2015&oldid=1208939732
Qaf: Alluvial fan deposits (Holocene to latest Pleistocene)—Debris-flow diamicton, sand, alluvial gravel, and boulder gravel; loose; massive to moderately stratified; poorly to moderately sorted.