| Deposit ID | 10243309 |
|---|---|
| MAS/MILS ID | 0260610048 |
| Record type | Site |
| Current site name | Centennial No.2 |
| Alternate or previous names | Calumet and Hecla Conglomerate |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -88.42475, 47.2558 (WGS84) |
| Elevation | 341 |
Political divisions (FIPS codes)
Houghton(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Ahmeek(quadrangle 1:24,000 scale)
Hancock(quadrangle 1:100,000 scale)
Hancock C(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Keweenaw Peninsula(hydrologic unit)
Southcentral Lake Superior(hydrologic accounting unit)
Southern Lake Superior(hydrologic subregion)
Great Lakes(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Michigan | Houghton |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Michigan | 056 N | 032 W | 18 | NENWNW | Michigan |
| Commodity | Importance |
|---|---|
| Copper | Tertiary |
| Silver | Tertiary |
| Materials | Type of material |
|---|---|
| Calcite | Unknown |
| Chlorite | Unknown |
| Copper | Unknown |
| Epidote | Unknown |
| Hematite | Unknown |
| Plagioclase | Unknown |
| Pyroxene | Unknown |
| Quartz | Unknown |
| Silver | Unknown |
| Ore Body (1) | -88.42475, 47.2558 |
|---|
| Strike | N40W | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dip | 37W | ||||||||||||||||||||||||||||||||||||
| Thickness | 1143M | ||||||||||||||||||||||||||||||||||||
| Length | 5500M | ||||||||||||||||||||||||||||||||||||
| Width | 2900M | ||||||||||||||||||||||||||||||||||||
| Area | 259HA | ||||||||||||||||||||||||||||||||||||
| Depth to top | 7M | ||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1863 |
| Year of first production | 1904 |
| District name | Michigan Native Copper Belt |
|---|
| Type of mineral rights | Fee Ownership |
|---|---|
| Type of mineral rights | Minerals Only |
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Universal Oil Products |
| Interest | 100 |
| Home office | Illinois |
| Year | 1977 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0260610048 |
BRODERICK,T.M., ET AL., 1946, RECENT CONTRIBUTIONS TO THE GE
F THE MICHIGAN COPPER DISTRICT: ECON. GEOL., V.41, P.675-725
CORNWALL,H.J., RUNNER,J.J., STORMQUIST,A.A., SWANSON,R.H., W
A., 1949, DETAILED GEOLOGIC MAPS OF RECENTLY ACTIVE COPPER M
OUGHTON AND KEWEENAW COUNTIES, MICH., UNPUB. U.S.G.S.
ILE REPORT.
WHITE,W.S., 1968, THE NATIVE-COPPER DEPOSITS OF NORTHERN MIC
IN ORE DEPOSITS IN THE UNITED STATES 1933-1967, J.D.RIDGE, E
E, N.Y., VOL. I, P.303-326.
BUTLER,B.S. AND BURBANK,W.S., 1929, THE COPPER DEPOSITS OF M
WHITE,W.S., CORNWALL,H.R. AND SWANSON,R.W., 1953, BEDROCK GE
F THE AHMEEK QUADRANGLE, MICHIGAN, U.S.G.S. GEOL. QUAD. MAP
PARDEE,F.G., 1929, CENTENNIAL MINE, REPORT TO TAX ASSESSORS:
DEPT. NAT. RES., UNPUB. DOCUMENT.
HARDENBERG,H.J., 1957, CENTENNIAL, REPORT TO TAX ASSESSORS:
DEPT. NAT.RES., UPUB. DOCUMENT.
HARDENBERG,H.J., 1968, 1969, 1972, CENTENNIAL NO.2, REPORT T
SSESSORS: MICH: DEPT. NAT. RES., UNPUB. DOCUMENT.
BENEDICT,H.C., 1952, RED METAL THE CALUMET AND HELLA STORY,
ITY OF MICHIGAN PRESS, ANN ARBOR,257P.
HORE,R.E., 1911,THE COPPER INDUSTRY OF MICHIGAN. IN MINERAL
RESOURCES OF MICHIGAN PUB.8,GEOL.SERS.6,MICH.GEOL.BIOL.SURV.
HORE,R.E.,1914,MICHIGAN COPPER DEPOSITS. IN MINERAL DEPOSITS
OF MICHIGAN, PUB.19, GEOL. SERS. 16, MICH. GEOL. BIOL. SURV.
WEEGE,R.J. POLLOCK,J.P. AND THE CALUMET DIVISION GEOLOGICAL
STAFF 1972 THE GEOLOGY OF TWO NEW MINES IN THE NATIVE COPPER
DISTRICT OF MICH:ECON. GEOL. V.67,NO.67, P.622-633.
| Subject category | Comment text |
|---|---|
| Deposit | US BUREAU OF MINES RESEARCH CONTRACT J0366067.AUG,1976-APRIL 8, JOHN T. WILBAND,PRINCIPLE INVESTIGATOR. GRADE QUANTITY MATRIX: HARDENBERG(1968)REPORTS 7,227,208LBS. GRADE IN 1967 WAS APPROX.19 LBS/TON THUS TONS OF ORE ARE 7, /19=380379 TONS OR 345074 TONNES.THESE DATA ARE CONSIDERED R AT 90% LEVEL OF PROBABILITY RECORD 060 FIELD 14-36. THE CENTENNIAL NO.2 MINE HAS WORKED UMET AND HECLA CONGLOMERATE, THE OSCEOLA AMYGDALOID,AND THE GE AMYGDALOID. THE KEARSARGE WILL BE THE LODE DESCRIBED IN R 070,071, AND 080. RECORD 080 FIELDS 53-58, 63-68, AND 72-75. THESE MEASUREMENT OR THE ENTIRE KEARSARGE LODE; THE LENGTH IN THE CENTENNIAL M A IS APPROXIMATELY 241 METERS IN LENGTH. REVIEWED AND REVISED IN MARCH, 1978, EFOC. BECAUSE THE RESERVES DESCRIBED BY THE CONTRACTOR FOR THE CENTENNIAL NO. 2 HAVE BEEN INCLUDED IN THE CALUMET NO. 1 DEPOSIT SEQUENCE NO. 26-061-0007, THE RESERVE MATRICES HAVE BEEN DELETED FROM THE CENTENNIAL NO. 2 DEPOSIT. COMMENTS 802-805 ARE STILL APPLICABLE TO THAT PORTION OF THE CALUMET NO. 1 DEPOSIT WHICH OCCU THE WORKINGS OF THE CENTENNIAL NO. 2 MINE. THE ORIGINAL MAT HAD 345,100 TONNES OF ORE AT 0.95 % COPPER, ENTERED AT THE 90 PERCENT PROBABILITY LEVEL, AND THE ORIGINAL MATRIX 1 HAD THE SAME TONNAGE AND GRADE ENTERED AT ALL PROBABILITY LEVELS |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-FEB-1984 | Michigan State University | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.