Description
Reservation Mining and Milling Co.
Commodities
PrimaryGold, Copper
SecondarySilver
Commodity typeM
Deposit
WorkingsSurface
Orebody formIrregularly shaped, east-west trending, relatively flat-lying zone.
Materials
Ore mineralsAzurite, Chalcopyrite, Gold, Malachite, Pyrite, Silver, Chalcocite, Molybdenite
GangueCalcite, Quartz, Talc, Dolomite, Pyrrhotite, Chlorite, Clinozoisite, Epidote, Sericite, Serpentine
Geology
Host rockSerpentinite,Dacite,Greenstone,Argillite,Siltstone,Limestone,Chert
Associated rockRhyodacite
Economic & production
Development statusPast Producer
First production1909
Discovery year1897
Identification
Deposit ID10252966
Alternate namesAttwood Mine, Lexington Project, Washington Mine
RegionNA
Data scoreA
Coordinates48.99598, -118.60356
References
BANCROFT, HOWLAND, 1914, THE ORE DEPOSITS OF NORTHEASTERN WASHINGTON: U.S. GEOLOGICAL SURVEY BULL. 550, P. 197-199, P. 2.LONE STAR MINING CORP. FEASIBILITY STUDY UNPUBLISHED. 1976WASH. STATE DEPT. OF ECOLOGY ENV. IMPACT STATEMENT OCTOBERWHITE,A.F. RPT. GEOL. CURLEW AREA/AMER. EXPLOR. CO. 1970 UNPAZURE RESOURCES LTD ANNUAL REPORT 1982-1983.WA. DIV. GEOL. AND EARTH RESOURCES, 1991, WASHINGTON GEOLOGY, V. 19, NO. 1, P. 7.12-96: SOURCE NOT IDENTIFIED IN THE ARTICLE. ARTICLE MIGHT BE FROM AN ANNUAL RPT, PERHAPS LEXINGTON.PARKER, R. L., AND CALKINS, J. A., 1964, GEOLOGY OF THE CURLEW QUADRANGLE, FERRY COUNTY, WASHINGTON: U.S. GEOLOGICAL SURVEY BULL 1169, P. 86-88, PL. 3HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS PART II METALLIC MINERALS: WASHINGTON DIV. MINES AND GEOLOGY BULL. 37, V. 1, P. 54WDGER OFR 90-18HODGES, L.K., 1987, MINING IN THE PACIFIC NORTHWEST: SEATTLE POST INTELLIGENCER, 116P. [FASCIMILE REPRINTED 1967 IN TWO VOLUMES, MINING IN EASTERN AND CENTRAL WASHINGTON, AND MINING IN WESTERN WASHINGTON: SHOREY BOOK STORE, SEATTLE, WASHINGTON.]