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Federal
Feature dataset GeologicMap, part of Geologic Map of Northeasternmost Tennessee, and Adjacent Parts of Virginia and North Carolina
Department of the Interior —
The geology of an area of 660 square miles mostly in the northeastern corner of Tennessee and small adjacent areas in Virginia and North Carolina is the subject of... -
Federal
The chemistry of eolian quartz dust and the origin of chert
Department of the Interior —
Percent of size fraction and settling times