Commodities
PrimaryAntimony, Arsenic, Nickel
Commodity typeM
Deposit
Deposit sizeY
Ore controlSee Comments
Materials
Ore mineralsStibiconite, Stibnite
GangueQuartz
Geology
Host rockGreenschist,Amphibolite
Tectonic settingThe Metasedimentary Rocks Were Originally Deposits In An Active Margin Environment; The Interleaving Of Metaperidotite With Supracrustal Rocks Suggests That Significant Tectonic Mixing Predated The Complicated Folding And Metamorphic History Of The Twisp Valley Schist (Bunning, 1990).
Economic & production
Development statusPast Producer
Identification
Deposit ID10055969
MRDS IDSP00194
RegionNA
Data scoreB
Coordinates48.27789, -120.10839
References
BARKSDALE, J.D., 1948, STRATIGRAPHY IN THE METHOW QUADRANGLE, WASHINGTON: NORHTWEST SCIENCE, V. 22, NO. 4, P. 164-176BUNNING, B.B., COMPILER, 1990, GEOLOGIC MAP OF THE EAST HALF OF THE TWISP 1:100,000 QUADRANGLE, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-9, 51 P., 1 PL.HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS-PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, 428 P.; V. 2, 67 P.PURDY, C.P., JR., 1951, ANTIMONY OCCURENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, 186 P.PURDY, C.P., JR., 1952, DIRECTORY OF WASHINGTON MINING OPERATIONS, 1952: WASHINGTON DIVISION OF MINES AND GEOLOGY INFORMATION CIRCULAR 20, 75 P.WDGER OF 90-18