| Deposit ID | 10082651 |
|---|---|
| MRDS ID | W060095 |
| Record type | Site |
| Current site name | Presque Isle |
| Related records | 10291586 |
| Geographic coordinates: | -89.96677, 46.68333 (WGS84) |
|---|---|
| Relative position | LAT/LONG ASSUMED FOR CENTER OF PRESQUE ISLE SYNCLINE |
Political divisions (FIPS codes)
Gogebic(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Tiebel Creek(quadrangle 1:24,000 scale)
Ontonagon(quadrangle 1:100,000 scale)
Iron River(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Black-Presque Isle(hydrologic unit)
Southcentral Lake Superior(hydrologic accounting unit)
Southern Lake Superior(hydrologic subregion)
Great Lakes(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Michigan | Gogebic |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 049N, 050N | 045W | N6 OF T49N | Michigan |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Materials | Type of material |
|---|---|
| Copper | Ore |
| Chalcocite | Ore |
| Model code | 197 |
|---|---|
| USGS model code | 30b |
| Deposit model name | Sediment-hosted Cu |
| Mark3 model number | 63 |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone | ||||
| Rock unit name | Copper Harbor Formation | ||||
| Rock description | Copper Harbor Formation | ||||
| |||||
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Shale | ||||
| Rock unit name | Nonesuch Formation | ||||
| Rock description | Nonesuch Formation | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Siltstone |
| (1) | -89.96677, 46.68333 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Series of faults trending northeast. Keweenaw fault; trending northeast alo |
| Type of structure | Local |
| Structure description | Presque Isle syncline, Nonesuch shale: mineralization in organic-rich shale |
| General form | STRATABOUND |
|---|
| Development status | Producer |
|---|---|
| Deposit size | Small |
| Significant | No |
| District name | Keweenaw Copper |
|---|
| Type | In-situ |
|---|---|
| Estimate year | 1991 |
| Reserves | 1100000 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1991 | ||||||||||||||
| Reserves | 94350000metric tons | ||||||||||||||
| |||||||||||||||
CANNON, W.F., 1985, MINERAL RESOURCES MAP OF THE IRON RIVER 1 X 2 DEGREE QUADRANGLE, MICHIGAN AND WISCONSIN: USGS MISC. INVEST., MAP I-1360-A, SCALE 1:250000
ENSIGN, C.O., WHITE, W.S., WRIGHT, J.C., PATRICK, J.L., LEONE, R.J., HATHAWAY, D.J., TRAMMELL, J.W., FRITTS, J.J., AND WRIGHT, T.L., 1968, COPPER DEPOSITS IN THE NONESUCH SHALE, WHITE PINE, MICHIGAN: IN J.D. RIDGE, (EDITOR) ORE DEPOSITS OF THE UNITED STATES 1933-1967 (GRATON-SALES VOLUME): AM. INSTIT. MIN. METALL. PETROL. ENG, V. 1, PP. 460-488.
REED, 1991
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-95 | Nicholson, Suzanne | U.S. Geological Survey | |
| Reporter | 28-JUL-98 | Sachiko Tanikawa | U.S. Geological Survey | |
| Updater | 01-MAR-97 | Sutphin, D.M. | U.S. Geological Survey | |
| Editor | 01-MAY-97 | Mason Jr., G.T. | U.S. Geological Survey | |
| Editor | 01-JAN-04 | Woodruff, Laurel G. | U.S. Geological Survey | MERGED MP90027 |
| Editor | 05-JAN-11 | Nicholson, S.W. | U.S. Geological Survey | Reviewed location |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.