Commodities
PrimaryGold, Silver, Copper, Lead
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeN
Ore controlMineralization Is In A Quartz Vein 2-6 Ft. Wide Which Follows A Continuous Fissure In Granodiorite. High-Grade Ore Occurs In Shoots In The Vein (Huntting, 1956, P. 126). The Paragenetic Sequence Is Quartz And Tourmaline Followed By Pyrite And Quartz, Then Quartz And Stibnite(?), Sphalerite, Quartz, Tetrahedrite And Galena, Chalcopyrite, And Calcite (Coats, 1932, P. 19). Arsenolite (A Secondary Arsenic Mineral) Is Found In The Mine Workings 9coats, 1932, P. 17).
Materials
Ore mineralsChalcopyrite, Galena, Sphalerite, Stibnite, Tetrahedrite
GangueCalcite, Pyrite, Quartz, Tourmaline
Geology
Host rockTonalite
Tectonic settingThe Snoqualmie Batholith Is Part Of Early Magmatism Of The Cascade Magmatic Arc.
Economic & production
Development statusOccurrence
Identification
Deposit ID10055920
MRDS IDSP00131
Alternate namesBondholders Syndicate, Apex Gold, National Gold;
RegionNA
Data scoreB
Coordinates47.69481, -121.51342
References
WDGER OFR 90-18COATS, R.R., 1932, THE ORE DEPOSITS OF THE APEX GOLD MINE, MONEY CREEK, KING COUNTY, WASHINGTON: UNIVERSITY OF WASHINGTON MASTER OF SCIENCE THESIS, 48 P., 2 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.LIVINGSTON, V.E., JR., 1971, GEOLOGY AND MINERAL RESOURCES OF KING COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 63, 200 P., 8 PL.MOEN, W.S., 1976, SILVER OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 69, 188P.PATTY, E.N., 1921, THE METAL MINES OF WASHINGTON: WASHINGTON GEOLOGICAL SURVEY BULLETIN 23, 366 P.TABOR, R.W.; FRIZZELL, V.A., JR.; BOOTH, D.B.; WHETTEN, J.T.; WAITT, R.B.; ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, 31 P., 1 PL.