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A discussion of the mercury, cadmium, germanium, gallium, and strontium content of sphalerite from ore deposits of the Central and Eastern United States.
Additional title page description: An investigation of the abundance and distribution of gold in plutonic and volcanic rocks of diverse magma types and tectonic settings.
Description of the outcropping and subsurface strata of Devonian, Mississippian, and Pennsylvanian age and of the unconsolidated sediments of Quaternary age.
