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164511 results.

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology of two areas of pegmatite deposits in southeastern Alaska
C.L. Sainsbury
1955, Open-File Report 55-159
A pegmatite deposit about 600 feet in diameter crops on a high bluff less than one-half mile east of a small unnamed cove between Redfish and Byron Bays, on the west coast of Baranof Island, southeastern Alaska.The deposit which comprises several pegmatite bodies consists of quartz, albite-oligoclase, microcline and mica,...
Ore deposits on northwestern Chichagof Island, Alaska
Darwin L. Rossman
1955, Open-File Report 55-154
The area mapped includes most of northwestern Chichagof Island. The work, started in 1946, is a continuation of the geologic mapping done in the adjoining Chichagof mining district by Reed and Coats. The gold-bearing zone recognized by these writers continues through the area mapped by the writer to the northern...
The Garm-Lamoreaux mine, Lemhi County, Idaho
Frank Clarkson Armstrong, Paul L. Weis
1955, Open-File Report 55-2
The Garm-Lamoreaux property, Lemhi County, Idaho is known to have uranite and zippsite on two of its dumps. The property has been explored by five adits, two of which are now caved, and one of which is partly caved. The country rock is schistose micaceous quartzite and argillaceous quartzite of...
Geology of the Calamity Mesa quadrangle, Colorado
Fred W. Cater
1955, Geologic Quadrangle 61
The series of Geologic Quadrangle Maps of the United States continues the series of quadrangle maps begun with the folios of the Geologic Atlas of the United States, which were published from 1894 to 1945. The present series consists of geologic maps, supplemented where possible by structure sections, columnar sections,...