| Deposit ID | 10102961 |
|---|---|
| MRDS ID | M015664 |
| Record type | Site |
| Current site name | Last Chance Vein, Cornucopia Mine |
| Alternate or previous names | Baker Mines Co., Mayflower Mine, Granite Mtn Vein |
| Related records | 10176874 |
| Geographic coordinates: | -117.21796, 45.02236 (WGS84) |
|---|
Political divisions (FIPS codes)
Baker(county)
Oregon(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Cornucopia(quadrangle 1:24,000 scale)
Enterprise(quadrangle 1:100,000 scale)
Grangeville(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Brownlee Reservoir(hydrologic unit)
Middle Snake-Powder(hydrologic accounting unit)
Middle Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Wallowa-Whitman National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Oregon | Baker |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 006S | 045E | 28 | Oregon |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Copper | Primary |
| Lead | Primary |
| Zinc Critical | Tertiary |
| Arsenic Critical | Tertiary |
| Tellurium Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Hessite | Ore |
| Petzite | Ore |
| Sphalerite | Ore |
| Sylvanite | Ore |
| Tetrahedrite | Ore |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| Rock unit name | Cornucopia Stock |
| Rock description | Cornucopia Stock |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite |
| (1) | -117.21796, 45.02236 |
|---|
| Strike | N20E |
|---|---|
| Dip | 45W |
| Length | 975.36M |
| Width | 2.13M |
| Depth to top | 0M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| District name | Cornucopia |
|---|
| Ownership category | |
|---|---|
| Area name | Wallowa-Whitman National Forest |
| Type | Owner |
|---|---|
| Owner | Forest Industries Insurance Management Co. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M015664 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410010322 |
BROOKS, H.C., AND RAMP, L., 1968, GOLD AND SILVER IN OREGON: ODGMI BULL. 61, P. 89-90.
GOODSPEED, G.E., 1939, GEOLOGY OF THE GOLD QUARTZ VEINS OF CORNUCOPIA: AIME TECH. PUB. 1035.
SWARTLEY, A.M., 1914, ORE DEPOSITS IN NORTHEASTERN OREGON: OREGON BUREAU OF MINES AND GEOLOGY, MINERAL RESOURCES OF OREGON, V. 1, NO. 8, P. 49-53.
WIESS, P.L., AND OTHERS, 1976, MINERAL RESOURCES OF THE EAGLE CAP WILDERNESS AND ADJACENT AREAS, OREGON: USGS BULL. 1385-E, P. 39-41.
| Subject category | Comment text |
|---|---|
| Deposit | THE LAST CHANCE VEIN IS ONE OF SEVERAL VEINS WORKED BY THE CORNUCOPIA MINE. OTHERS INCLUDE THE WHITMAN, UNION-COMPANION, WALLINGFORD, AND VALLEY VIEW. MOST OF THE PRODUCTION WAS FROM THE UNION-COMPANION AND LAST CHANCE VEINS. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-DEC-1979 | 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.