Mine detail: Big Four Prospect

Previously called ''

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Location

Lat / long: 48.04981, -121.53454

Resource(M)

Primary: Lead, Silver
Tertiary: Antimony, Arsenic
Ore: Galena, Tetrahedrite
Orebody form: VEIN

Production

Operation type: Unknown
Production size: None
Development status: Occurrence

Geology

Host rock:Eastern Melange Belt
Host type:Syenite
Tectonic:Cascade Volcanic Arc

References

MRDSM025696
DEP10036785
Reference{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 233.}{Deposit:: BROUGHTON, W.A., 1942, INVENTORY OF MINERAL PROPERTIES IN SNOHOMICH COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY REPORT OF INVESTIGATIONS 6, P. 41.}{Deposit:: PRUDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, P. 168.}{Deposit:: GRANT, A.R., 1976, REPORT OF EVALUATION, MINERAL RESOURCE ANALYSIS STUDY ON UNITED STATES FOREST SERVICE LAND, STATE OF WASHINGTON: PREPARED FOR U.S. FOREST SERVICE - REGION 6, CONTRACT NO. 004724N, P. 38.}{Deposit:: TABOR, R.W., BOOTH, D.B., VANCE, J.A., FORD, A.B., AND ORT, M.H., 1988, PRELIMINARY GEOLOGIC MAP OF THE SAUK RIVER 30 BY 60 MINUTE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 88-692, SCALE 1:100,000.}
ReporterAndrews, David H. (Lawson, William A.), Peterson, Jocelyn A.