| Deposit ID | 10086662 |
|---|---|
| MRDS ID | M013520 |
| Record type | Site |
| Current site name | Chickamin Mine |
| Alternate or previous names | Mathews M.J. Property |
| Related records | 10200738, 10201037 |
| Geographic coordinates: | -124.30591, 43.28313 (WGS84) |
|---|---|
| Elevation | 27 |
| Relative position | ABOUT 4 MI SOUTH OF CHARLESTON |
Political divisions (FIPS codes)
Coos(county)
Oregon(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Charleston(quadrangle 1:24,000 scale)
Coos Bay(quadrangle 1:100,000 scale)
Coos Bay(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Coos(hydrologic unit)
Southern Oregon Coastal(hydrologic accounting unit)
Oregon-Washington Coastal(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
ST(Federal land areas administered by ST)
| Country | State | County |
|---|---|---|
| United States | Oregon | Coos |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 026S | 014W | 25,26 | SE4 (25) | Oregon |
| Materials | Type of material |
|---|---|
| Chromite | Ore |
| Gold | Ore |
| Garnet | Gangue |
| Ilmenite | Gangue |
| Magnetite | Gangue |
| Quartz | Gangue |
| Result | ASSAYS INDICATE $1.00-1.55/TON AU + PT (1939). ONE SAMPLE CONTAINED 85% HEAVY MINERALS WITH 20% MAGNETITE, 65% CHROMITE, PLUS ILMENITE AND GARNET. TWO SAMPLES ASSAYED 0.02 OZ/TON (690 PPB) AU+PT |
|---|---|
| Result | AND 0.14 OZ/TON (4.8 PPM) AU, 0.09 OZ/TON (3 PPM) PT FROM 1/2 POUND CONCENTRATE FROM 8 LB SAMPLE |
| Result | THIS RECALCULATES TO 43 PPB AU+PT |
| Result | 300 PPB AU, 190 PPB 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 > Sand and Gravel | ||
| |||
| (1) | -124.30591, 43.28313 |
|---|
| General form | TABULAR |
|---|---|
| Thickness | 3.05M |
| Length | 12.19M |
| Depth to top | 15.24M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Beach Area |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | W. H. Wann |
| Type of workings | Surface/Underground |
|---|---|
| Area | 0HA |
| Length | 9.14M |
| Overall length | 18.29M |
| Overall width | 3.05M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M013520 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410110015 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410110023 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410110024 |
BROOKS, H.C., AND RAMP, LEN, 1968, GOLD AND SILVER IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 61, P. 180-181.
OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1940, OREGON METAL MINES HANDBOOK, SOUTHWESTERN OREGON--COOS, CURRY, AND DOUGLAS COUNTIES: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14 -C, V. 1 , P. 19, 22-24.
PARDEE, J.T., 1934, BEACH PLACERS OF THE OREGON COAST: U.S. GEOLOGICAL SURVEY CIRCULAR 8, P. 39-40.
| Subject category | Comment text |
|---|---|
| Deposit | BLACK SAND STREAKS 1-8 IN. THICK AT BOTTOM OF A PEBBLY LAYER, AGGREGATE 3 OR 4 FT. PLACER AREA MAY BE 200 X 500 FT. ANCIENT BEACT TERRACE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1974 | Lee, W | U.S. Geological Survey | |
| Updater | 01-OCT-1978 | Bradley, Robin (Walker, George W.) | U.S. Geological Survey | |
| Updater | 01-MAY-1989 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.