Cover image for Calderas of the San Juan volcanic field, southwestern Colorado : eighteen major ash-flow tuff sheets were deposited and perhaps as many related calderas developed during emplacement of an underlying shallow batholith in late Oligocene time
Calderas of the San Juan volcanic field, southwestern Colorado : eighteen major ash-flow tuff sheets were deposited and perhaps as many related calderas developed during emplacement of an underlying shallow batholith in late Oligocene time
TITLE_DISPLAY:
Calderas of the San Juan volcanic field, southwestern Colorado : eighteen major ash-flow tuff sheets were deposited and perhaps as many related calderas developed during emplacement of an underlying shallow batholith in late Oligocene time
Publication Information:
Washington : U.S. Govt. Print. Off., 1976..
Format:
Books
Series:
Geological Survey professional paper ; 958
Physical Description:
iii, 35 p. : ill. ; 29 cm.
Added Author: