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Publication Extents

Not all publications have extents, not all extents are completely accurate
Gold in meteorites and in the earth's crust
Robert Sprague Jones
1968, Circular 603
The reported gold contents of meteorites range from 0.0003 to 8.74 parts per million. Gold is siderophilic, and the greatest amounts in meteorites are in the iron phases. Estimates ,of the gold content of the earth's crust are in the range of 0.001 to 0.006 parts per million....
Preliminary results of a trip October 30-December 21, 1965, to the area between Sha'ya and Jabal Bani Bisqan, Saudi Arabia, together with a synopsis of mineral reconnaissance in the Asir quadrangle
William C. Overstreet
1968, Open-File Report 68-209
The area between Sha'ya and Jabal Bani Bisun in the Asir quadrangle has scant evidence of mineralization except for the single small lode gold mine called Al Lugatah, which was examined by D. F. Shaffner in 1957. No part of the area appears to justify immediate further investigation. However, for...