Uranium-Mining Practices and Costs at Ten Salt Wash Lease Operations of Union Carbide Nuclear Co. Page: 8
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Total direct cost/ton (development and mining)
in relation to tons produced/man-shift.
Direct mining cost/ton
in relation to ore thickness.
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
AVERAGE THICKNESS OF ORE, FEET
5.0 5.5 6.0
O 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8
TONS OF ORE PRODUCED PER MAN-SHIFT
BASED ON COSTS OF LESSEES PLUS THE ESTIMATED AVERAGE COST
OF 10.45 A TON TO COVER SUPPLIES FURNISHED BY UCN.
FIGURE 2. - Curves Showing Relation of Production Costs to Ore Thickness
and Productivity Per Man-Shift.
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Dare, W. L. Uranium-Mining Practices and Costs at Ten Salt Wash Lease Operations of Union Carbide Nuclear Co., report, 1959; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc170712/m1/14/: accessed March 25, 2019), University of North Texas Libraries, Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.