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Publication Extents

Not all publications have extents, not all extents are completely accurate
Benefaction studies on the Hasan Celebi magnetite deposit, Turkey
Jean W. Pressler, Ali Akar
1972, Open-File Report 72-303
Bench-scale and semicontinuous tests were performed on surface, trench, and diamond drill core samples from the Hasan Celebi low-grade magnetite deposit to determine the optimum benefication procedures utilizing wet magnetic separation techniques. Composite core samples typically contain about 27 percent recoverable magnetite and require crushing and grinding through 1 mm...
Reconnaissance geology of the Jabal Bitran quadrangle, Kingdom of Saudi Arabia
Viktor P. Kahr, W.C. Overstreet, J. W. Whitlow, A.O. Ankary
1972, Open-File Report 72-204
The Jabal Bitten quadrangle covers an area of 2833 sq km in the eastern part of the Precambrian Shield in Saudi Arabia. The rocks in the quadrangle are divided geographically alone arcuate north-trending lines into an eastern area of granite intruded by a swarm of dikes of rhyolite and andesite,...