Mine detail: Balmat - Edwards District

Previously called 'Balmat - Edwards - Hyatt Zinc Mines'

Location:	St. Lawrence County, New York, United States, North America
Lat / long:	44.28331, -75.33292
dep_id:	10073156
mrds_id:	W019003
Commodity type:	metallic
Major mineral:	Zinc
Minor mineral:	Mercury, Silver, Lead
Operation type:	Surface-Underground
Deposit type:	replacement
Production size:	Large ammount of material produced
Development status:	Producer
ore:	Sphalerite, Pyrite, Galena, Pyrrhotite, Chalcopyrite, Marcasite, Magnetite, Hematite
gangue:	Quartz, Diopside, Tremolite, Serpentine, Talc, Calcite, Barite, Anhydrite, Chlorite, Ilvaite, Grossularite
orebody_fm:	LENTICULAR, POD SHAPED, TABULAR
model:	208: Sedimentary exhalative Zn-Pb
alteration:	Dolomitization And Silicification
ore_ctrl:	Stratigraphic Control
Reporter:	Woodruff, Laurel G., Wedow, Helmuth, Schruben, Paul G. and Wedow, H., Beougher, Dee
hrock_unit:	Upper Marble Formation
hrock_type:	Marble
Structure:	Numerous Folds, Crossfolds, Drag Folds, Fault Zones, Sylvia Lake Syncline, Ore Deposits In Overturned Limb Of An Anticlinorium
tectonic:	Grenville Lowlands
Year first produced:	1915
yr_lst_prd:	2008
disc_yr:	1838
discr:	E. Emmons, State Geologist
References:	Commodity:: MCKNIGHT, E.T., NEWMAN, W.L., AND HEYL, A.V., JR., (COMPILERS), 1962, ZINC IN THE UNITED STATES EXCLUSIVE OF ALASKA AND HAWAII: U.S. GEOLOGICAL SURVEY INVESTIGATIONS RESOURCE MAP MR-19, SEPARATE TEXT, 18 P. Deposit:: LEA, E.R., AND DILL, D.B., JR., 1968, ZINC DEPOSITS OF THE BALMAT-EDWARDS DISTRICT, NEW YORK: IN RIDGE, J.D., ED., ORE DEPOSITS OF THE UNITED STATES 1933-1967 (GRATON-SALES VOLUME) V. 1: AMERICAN INSTITUTE OF MINING, METALLURGICAL AND PETROLEUM ENGINEERS, P. 20-48. Deposit:: BROWN, J.S., 1947, POROSITY AND ORE DEPOSITION OAT EDWARDS AND BALMAT, NEW YORK: GEOLOGICAL SOCIETY OF AMERICA BULLETIN, V. 58, P. 505-546. Deposit:: DELORRAINE, W.F., DILL, D.B., KNIGHT, R.H., AND JOHNSON, J.T., 1993, GEOLOGY OF THE BALMAT ZINC MINES, ST. LAWRENCE COUNTY, NEW YORK: IN THOMPSON, T.B., ED., SELECTED MINERAL DEPOSITS OF VERMONT AND THE ADIRONDACK MOUNTAINS, NEW YORK: SOCIETY OF ECONOMIC GEOLOGISTS GUIDEBOOK SERIES, V. 17, P. 26-48. Deposit:: OntZinc drills Balmat, The Northern Miner 5/17/2004 Deposit:: ONTZINC Corporation Announces St. Lawrence Zinc Company To Commence US$1.1 Million Underground Diamond Drill Program: Dec 17, 2003 press release. Deposit:: Knight, Richard H., 2005, Recent zinc ore discoveries in the Balmat-Edwards district, northwest Adirondacks, New York state: a case history: Paper No. 20-6, Geological Society of America Abstracts with Programs, Vol. 37, No. 1, p. 64. Deposit:: Foose, M.P., 1979, A reinterpretation of the structural and stratigraphic setting of the Balmat-Edwards zinc deposits, northwest Adirondack lowlands, New York: Economic Geology, Scientific Communications, September, 1979, pp. 130-133. Geology:: BROWN, J.S., 1936, STRUCTURE AND PRIMARY MINERALIZATION OF THE ZINC MINE AT BALMAT, NEW YORK: ECONOMIC GEOOGY, V. 31, NO. 8, P. 233-258.