TY - BOOK A2 - United States Geological Survey PY - 1999 DA - 1999// TI - Geochemical data for environmental studies of mercury mines in Nevada T3 - Open-file report 99,576 ET - Version 1.0 CY - [Reston, Va.] KW - Mercury mines and mining KW - Environmental aspects KW - Nevada KW - Abandoned mines KW - Geochemistry SN - 0607937262 LA - English N1 - by John E. Gray ... ID - 316383260 ER -