| Deposit ID | 10009065 |
|---|---|
| MRDS ID | D001710 |
| Record type | Site |
| Current site name | Gold Mountain |
| Alternate or previous names | Darrington |
| Related records | 10179831 |
| Geographic coordinates: | -121.559, 48.22509 (WGS84) |
|---|---|
| Elevation | 305 |
| Relative position | ABOUT 2.5 MI SOUTHEAST OF DARRINGTON |
Political divisions (FIPS codes)
Snohomish(county)
Washington(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Helena Ridge(quadrangle 1:24,000 scale)
Sauk River(quadrangle 1:100,000 scale)
Concrete(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Sauk(hydrologic unit)
Puget Sound(hydrologic accounting unit)
Puget Sound(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Mt. Baker-Snoqualmie National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Washington | Snohomish |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 032N | 010E | 31 | Washington |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Gold | Secondary |
| Silver | Secondary |
| Lead | Tertiary |
| Zinc Critical | Tertiary |
| Antimony Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Pyrrhotite | Ore |
| Sphalerite | Ore |
| Tetrahedrite | Ore |
| Biotite | Gangue |
| Chlorite | Gangue |
| Magnetite | Gangue |
| Plagioclase | Gangue |
| Quartz | Gangue |
| Sericite | Gangue |
| Result | $18-36/TON AU |
|---|---|
| Result | TR-18 OZ/TON AG |
| Result | $18-32/TON CU |
| Model code | 53 |
|---|---|
| USGS model code | 17 |
| Deposit model name | Porphyry Cu |
| Mark3 model number | 4 |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Schist | ||||
| Rock unit name | Easton Metamorphic Suite, Darrington Phyllite | ||||
| Rock description | Easton Metamorphic Suite, Darrington Phyllite | ||||
| |||||
| (1) | -121.559, 48.22509 |
|---|
| General form | STOCKWORK VEINLETS |
|---|---|
| Thickness | 2.44M |
| Length | 38.1M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Ownership category | National Forest |
|---|---|
| Area name | In Mount Baker National Forest |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D001710 |
PURDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, P. 169.
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, P. 84.
BROUGHTON, W.A., 1942, INVENTORY OF MINERAL PROPERTIES IN SNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY REPORT OF INVESTIGATIONS 6, P. 8.
HOLLISTER, V.F., 1979, PROPHYRY COPPER-TYPE DEPOSITS OF THE CASCADE VOLCANIC ARC, WASHINGTON: MINERALS SCIENCE AND ENGINEERING, P. 34.
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.
| Subject category | Comment text |
|---|---|
| Deposit | QUARTZ VEINS. DIMENSIONS ARE OF MAIN VEIN. THERE ARE 2 SMALLER VEINS |
| Deposit | LAT. & LONG. ARE GENERAL ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1975 | Miller, M. H. | U.S. Geological Survey | |
| Updater | 01-MAR-1991 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.