| Deposit ID | 10041534 |
|---|---|
| MRDS ID | M056614 |
| Record type | Site |
| Current site name | Last Chance Mine |
| Alternate or previous names | Ruby Lode Claim |
| Related records | 10301688 |
| Geographic coordinates: | -119.73506, 48.48844 (WGS84) |
|---|---|
| Elevation | 914 |
| Relative position | NORTH END OF RUBY HILL. |
Political divisions (FIPS codes)
Okanogan(county)
Washington(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Ruby Hill(quadrangle 1:24,000 scale)
Omak(quadrangle 1:100,000 scale)
Okanogan(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Okanogan(hydrologic unit)
Upper Columbia(hydrologic accounting unit)
Upper Columbia(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management OR)
Bureau of Land Management OR BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Washington | Okanogan |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 035N | 025E | 31 | Washington |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Copper | Primary |
| Zinc Critical | Secondary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Quartz | Gangue |
| Result | 30 OZ AG, 17% PB, 4% CU |
|---|
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||||
| Rock unit name | Loup Loup | ||||||||
| Rock description | Loup Loup | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Schist > Mica Schist |
| Rock unit name | Salmon Creek |
| Rock description | Salmon Creek |
| (1) | -119.73506, 48.48844 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Mica Schist - Granodiorite Contact Trends Generally Nw (Same As Regional Trend Of The Metamorphic Rocks In The Area. |
| Type of structure | Local |
| Structure description | Parts Of The Vein Have Been Displaced 6-10 Ft By Transverse Faults; The Nw Segments Of The Vein Are Generally Displaced To The Sw. |
| General form | SHOOTS |
|---|---|
| Strike | N 50 W |
| Dip | 70 SW |
| Length | 198.12M |
| Width | 6.1M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1886 |
| Discoverer | John Clumen And James Milliken |
| District name | Conconcully District; Ruby Hill Area |
|---|
| Type | Operator |
|---|---|
| Owner | Benton Bailey |
| Home office | Okanogan, Wa. |
| First year | 1949 |
| Type of workings | Underground |
|---|---|
| Length | 198.12M |
| Overall depth | 91.44M |
| Overall length | 441.96M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M056614 |
WASH. DMG BULL. 37, PART II, P. 305.
WASH. DMG IC 49, P. 8, 17-18
WASH. GEOL. SUR. BULL 23, P. 189-260
WASH. DMG BULL 37, P. 305
| Subject category | Comment text |
|---|---|
| Deposit | ORE SHOOTS AS MUCH AS 2-4 FT THICK AND 200 FT LONG. |
| Deposit | CLAIM ORIGINALLY STAKED AS THE RUBY LODE WAS SOLD TO JOHNATHAN BOURNE JR, WHO PATENTED IT IN 1904 AS THE LAST CHANCE LODE. IN 1920 THE MINE WAS REOPENED. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1975 | Mccoy, Gail | U.S. Geological Survey | |
| Updater | 01-JAN-1983 | Lawson, William A. (Evarts, Russell C.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.