| Deposit ID | 10109683 |
|---|---|
| MRDS ID | M061243 |
| Record type | Site |
| Current site name | Columbia |
| Alternate or previous names | Greenback Consolidated |
| Related records | 10135523 |
| Geographic coordinates: | -123.31448, 42.64704 (WGS84) |
|---|---|
| Elevation | 549 |
| Location accuracy | 1000(meters) |
| Relative position | FROM ABOUT 0.25 TO 1.5 MI NORTH OF PLACER |
Political divisions (FIPS codes)
Josephine(county)
Oregon(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Golden(quadrangle 1:24,000 scale)
Canyonville(quadrangle 1:100,000 scale)
Medford(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower Rogue(hydrologic unit)
Southern Oregon Coastal(hydrologic accounting unit)
Oregon-Washington Coastal(hydrologic subregion)
Pacific Northwest(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Oregon | Josephine |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 034S;033S | 005W;005W | 05,08;32 | Oregon |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Platinum | Ore |
| Zircon | Gangue |
| Result | DAY AND RICHARDS: GREEN BACK: $326.79 AU/TON, $191.40 PT/TON OF CONCENTRATES, CONC. 100 TO 1, RECALCULATED TO 0.16 OZ/TON (5.5 PPM) AU, 0.06 OZ/TON (2.1 PPM) PT |
|---|
| Model code | 119 |
|---|---|
| USGS model code | 39a |
| Deposit model name | Placer Au-PGE |
| Mark3 model number | 54 |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Unconsolidated Deposit > Gravel | ||
| |||
| (1) | Ultramafic and related rocks of ophiolite sequences |
|---|
| General form | STREAM SEDIMENT DEPOSITS |
|---|---|
| Thickness | 6.1M |
| Length | 15.24M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Grave Creek, Greenback Area |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Columbia Placer Co. |
| First year | 1940 |
| Type of workings | Surface |
|---|---|
| Length | 3218.6M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M061243 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410330165 |
OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1952, OREGON METAL MINES HANDBOOK, SOUTHWESTERN OREGON--JOSEPHINE COUNTY (2D ED.): OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14-C, V. 2, SEC. 1, P. 98.
RAMP, LEN, AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 100, TABLE 1.
BROOKS, H.C., AND RAMP, LEN, 1968, GOLD AND SILVER IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 61, P. 218.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-81 | Johnson, Maureen G. | U.S. Geological Survey | |
| Updater | 01-MAR-82 | Ferns, Mark L. (Brooks, Howard C.) | Oregon Department of Geology and Mineral Industries | |
| Updater | 01-MAY-89 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.