000 01003cam a2200265 4500
001 gs 68000268
003 DLC
005 20260227111422.0
008 691016s1968 dcub b 000 0 eng c
010 _ags 68000268
040 _aU.S. Geological Survey Library
_cDLC
_dDLC
050 0 0 _aQE75
_b.C5 vol. 557
051 _aTN453.C6
_bS5
_cCopy 2.
082 0 0 _a553/.4
100 1 _aSharp, William N.
_q(William Neil),
_d1922-
245 1 0 _aLead, copper, molybdenum, and zinc geochemical anomalies south of the Summitville District,
_bRio Grande County, Colorado,
_cby William N. Sharp and James L. Gualtieri.
260 _aWashington,
_c1968.
300 _aiii, 7 p.
_bmaps.
_c27 cm.
490 1 _aGeological survey circular 557
504 _aBibliography: p. 2.
650 0 _aLead ores
_zColorado
_zRio Grande County.
650 0 _aMines and mineral resources
_zColorado
_zRio Grande County.
700 1 _aGualtieri, James Louis,
_d1924-
_ejoint author.
830 0 _aGeological Survey circular ;
_v557.
999 _c30489
_d30489