| Deposit ID | 10047837 |
|---|---|
| MRDS ID | M700164 |
| Record type | Site |
| Current site name | Commonwealth Mine |
| Related records | 10302123 |
| Geographic coordinates: | -122.06702, 46.29981 (WGS84) |
|---|---|
| Elevation | 1012 |
| Relative position | 1 MI EAST OF META LAKE |
Political divisions (FIPS codes)
Skamania(county)
Washington(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Spirit Lake East(quadrangle 1:24,000 scale)
Mount Saint Helens and Vicinity(quadrangle 1:100,000 scale)
Hoquiam(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lewis(hydrologic unit)
Lower Columbia(hydrologic accounting unit)
Lower Columbia(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Gifford Pinchot National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Washington | Skamania |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 010N | 006E | 33 | SW4 | Washington |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Zinc Critical | Primary |
| Lead | Primary |
| Gold | Secondary |
| Silver | Secondary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Result | 3 ASSAYS FROM VEIN IN ADIT AND ON SURFACE: 0.04-0.14 OZ/TON AU, 0.60-3.70 OZ/TON AG, 0.50-1.75% CU, 0.25-6.0% PB, 0.50-5.0% ZN. AVERAGE CU CONTENT OF VEIN PROBABLY DOES NOT EXCEED 1.5%. |
|---|
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| (1) | -122.06702, 46.29981 |
|---|
| General form | VEIN |
|---|---|
| Strike | N25W |
| Dip | 75NE |
| Thickness | 0.61M |
| Depth to top | 0M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | St. Helens District - Spirit Lake Area |
|---|
| Ownership category | National Monument |
|---|---|
| Area name | In Mount St. Helens National Volcanic Monument In Gifford-Pinchot National Forest |
| Type of workings | Underground |
|---|---|
| Length | 103.63M |
| Overall depth | 24.38M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M700164 |
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P 77.
MOEN, W.S., 1977, ST. HELENS AND WASHOUGAL MINING DISTRICTS OF THE SOUTHERN CASCADES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES INFORMATION CIRCULAR 60, P. 17, 39.
ASHLEY, R.P., AND PETERSON, J.A., 1991, U.S. GEOLOGICAL SURVEY, FIELD EXAM
| Subject category | Comment text |
|---|---|
| Deposit | SHEAR ZONE IN BASALT CONTAINS IRREGULAR LENSES OF QUARTZ FROM 1 IN.-2 FT THICK. GLASSY WHITE AND GRAY QUARTZ CONTAINS SPARSE SULFIDE MINERALS. ORE MINERALS ALSO OCCUR ALONG FRACTURES IN THE FOOTWALL. A SHAFT WAS SUNK 80 FT ON AN UNEXPOSED MINERALIZED QUARTZ VEIN IN DIORITE. QUARTZ FRAGMENTS ON DUMP OF SHAFT CONTAIN MINOR DISSEMINATED SULFIDES. |
| Deposit | CONSISTS OF SEVERAL UNPATENTED MINING CLAIMS. LOCATION MAP AVAILABLE, MOEN (1977). ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-NOV-1981 | Caress, Mary E. (Evarts, Russ) | U.S. Geological Survey | |
| Updater | 01-SEP-1991 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.