Isopleth maps showing above-median concentrations of niobium and boron in stream-sediment concentrate, Glens Falls 1⁰ x 2⁰ quadrangle, New York, Vermont, and New Hampshire
Isopleth maps showing above-median concentrations of niobium and boron in stream-sediment concentrate, Glens Falls 1⁰ x 2⁰ quadrangle, New York, Vermont, and New Hampshire U.S. Department of the Interior, U.S. Geological Survey ; by K.C. Watts, Jr. [and others].
Series Titles:
Miscellaneous investigations series ; I-2161-E Miscellaneous investigations series (Geological Survey (U.S.)) ; I-2161-E.