New collections of foraminifers and macrofossils from Nuka Ridge, the type area of the enigmatic Nuka Formation, demonstrate that the type Nuka Formation contains at least two, and probably several, thrust sheets instead of a single continuous stratigraphic sequence as originally described.
Additional publication details
USGS Numbered Series
Revised age and structural interpretations of the Nuka Formation at Nuka Ridge, northwestern Alaska
U.S. Geological Survey
Office of National Petroleum Reserve in Alaska
8 leaves (2 p. per leaf) :ill., map ;27 cm.; 10 p.