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Analytical results and sample locality maps of stream-sediments, heavy-mineral concentrates, and plant samples from Black Rock, Fishhooks, and Needles Eye Wilderness Study Areas, Graham and Gila Counties, Arizona
Analytical results and sample locality maps of stream-sediments, heavy-mineral concentrates, and plant samples from Black Rock, Fishhooks, and Needles Eye Wilderness Study Areas, Graham and Gila Counties, Arizona