| Deposit ID | 10033235 |
|---|---|
| MRDS ID | M015531 |
| Record type | Site |
| Current site name | Last Chance Sulfur Mine |
| Alternate or previous names | Cove Sulfur Prospect |
| Related records | 10128961 |
| Geographic coordinates: | -122.44114, 43.06926 (WGS84) |
|---|---|
| Elevation | 1524 |
| Relative position | 4 MILES BY TRAIL FROM DIAMOND LAKE HIGHWAY VIA FOSTER CREEK |
Political divisions (FIPS codes)
Douglas(county)
Oregon(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Fish Mountain(quadrangle 1:24,000 scale)
Diamond Lake(quadrangle 1:100,000 scale)
Roseburg(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Rogue(hydrologic unit)
Southern Oregon Coastal(hydrologic accounting unit)
Oregon-Washington Coastal(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Umpqua National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
Rogue-Umpqua Divide Wilderness(Wilderness)
Wilderness FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Oregon | Douglas |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 029S | 003E | 2 | SW OF SW OF SW | Oregon |
| Commodity | Importance |
|---|---|
| Sulfides | Primary |
| Materials | Type of material |
|---|---|
| Pyrite | Gangue |
| Result | SAMPLES YIELDED 94.9 % SULFUR |
|---|
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||
| Rock unit name | Sardine Formation;Sardine Formation;Sardine Formation | ||
| Rock description | Sardine Formation;Sardine Formation;Sardine Formation | ||
| |||
| (1) | -122.44114, 43.06926 |
|---|
| General form | SMALL LENSES AND MASSES |
|---|---|
| Strike | NNE |
| Dip | 45 W |
| Development status | Occurrence |
|---|---|
| Commodity type | Non-metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1904 |
| District name | Umpqua |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | Umpqua National Area |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M015531 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410190088 |
OREGON METAL MINES HANDBOOK, 1940 , ODGMI BULL. 14 - C, V. 1 , P. 132
RAMP, L., 1972, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS CO., OREGON: ODGMI BULL. 75, P. 89
| Subject category | Comment text |
|---|---|
| Deposit | SULFUR LENSES ARE AS MUCH AS 11 INCHES THICK AND 24 INCHES LONG |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-OCT-1978 | Bradley, Robin (Walker, George W.) | U.S. Geological Survey | |
| Updater | 01-APR-1981 | Ferns, Mark L. (Brooks, Howard C.) | U.S. Geological Survey | |
| Updater | 01-AUG-1993 | Gray, Jerry J. | Oregon Department of Geology and Mineral Industries |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.