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Publication Extents

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Preliminary geologic map of the Schickard Quadrangle of the Moon
N.V. Karlstrom
1971, Open-File Report 71-169
The Schickard quadrangle lies in the southwest quadrant of the near side of the moon between the Humorum mare basin to the northeast, the Orientale basin multi-ring structure to the northwest, and the crater Tycho to the east. A northward trending arcuate chain of large craters occurs along the south...
Cretaceous plutonic rocks of St. Lawrence Island, Alaska; a preliminary report
Bela Csejtey Jr., William Wallace Patton Jr., Thomas P. Miller
1971, Open-File Report 71-82
Reconnaissance mapping on St. Lawrence Island, Alaska has revealed seven epizonal granitic plutons of mid-Cretaceous age with a combined outcrop area of about 350 square miles. The plutonic rocks are dominantly quartz monzonite, but include minor amounts of granodiorite, monzonite, syenite, syenodiorite, and alaskite.The plutons are structurally and petrologically similar...