Whole Rock Analysis (Other Keyword)
1-1 (1 Record)
Origin of Cinders in Wupatki National Monument (2001)
DOCUMENT
Full-Text
Sunset Crater is the youngest cinder cone in a cluster of Quaternary volcanoes at the northeastern edge of the Pliocene to Holocene (5 Ma to Recent) San Francisco Volcanic Field. Based on dendrochronologyspecifically the recovery of complacent tree-rings on several archaeological specimens from Wupatki Ruin-the eruption of Sunset Crater is dated at A.D. 1064 (Smiley 1958). The eruption may have continued episodically for approximately 100 to 200 years (Amos 1986; Champion 1980; Ulrich et al....