| Deposit ID | 10048274 |
|---|---|
| MRDS ID | M800397 |
| Record type | Site |
| Current site name | Stevens Group Mines |
| Alternate or previous names | Stevens Lease, Mines=Molinar Alaska, Stella, Brunswick, Stevens-Stonewall Jackson |
| Related records | 10210072 |
| Geographic coordinates: | -109.37343, 33.13482 (WGS84) |
|---|---|
| Elevation | 1661 |
| Relative position | 2.0 MILES NW OF METCALF |
Political divisions (FIPS codes)
Greenlee(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Mitchell Peak(quadrangle 1:24,000 scale)
Clifton(quadrangle 1:100,000 scale)
Clifton(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
San Francisco(hydrologic unit)
Upper Gila(hydrologic accounting unit)
Upper Gila(hydrologic subregion)
Lower Colorado(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Arizona | Greenlee |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 003S | 029E | 33 | NW OF NW | Arizona |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Silver | Secondary |
| Gold | Secondary |
| Materials | Type of material |
|---|---|
| Chalcocite | Ore |
| Chalcopyrite | Ore |
| Chrysocolla | Ore |
| Cuprite | Ore |
| Dioptase | Ore |
| Galena | Ore |
| Pyrite | Ore |
| Result | 1906 ASSAY VALUES RANGED FROM 13 TO 30% CU |
|---|
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| Rock unit name | Morenci Granite Porphyry | ||||
| Rock description | Morenci Granite Porphyry | ||||
| |||||
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Modoc Limestone;Morenci Shale |
| Rock description | Modoc Limestone;Morenci Shale |
| (1) | -109.37343, 33.13482 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Fissure Veins In Limestone And Basal Granite Sequences; And Irregular Bodies On Or Near Contacts Of Intrusive Masses |
| Type of structure | Local |
| Structure description | Nne Striking Fault, With 45 Se Dip, Separates Sedimentary Rocks From Precambrian Granite Associated Porphyry Dike Is 200 Ft Thick |
| General form | IRREGULAR MASSES |
|---|---|
| Strike | NNE |
| Dip | 16 NW |
| Plunge | N |
| Width | 3.66M |
| General form | IRREGULAR MASSES |
|---|---|
| Dip | 16 NW |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1872 |
| Discoverer | Charles E Stevens Sr; Isaac Stevens |
| Year of first production | 1903 |
| Year of last production | 1920 |
| District name | Copper Mountain District |
|---|
| Ownership category | Private |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Phelps Dodge Corp., Morenci Branch |
| Type of workings | Surface/Underground |
|---|---|
| Length | 152.4M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M800397 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0040110168 |
ABGMT-USBM FILE DATA
ARIZONA DEPARTMENT OF MINERAL RESOURCES FILE DATA: STEVENS MINE
USGS PP 43, P. 351-352
BLM DISTRICT SHEET 837
USBM FILES, STEVENS GROUP
STEVENS, H.J., 1909, THE COPPER HANDBOOK, VOL IX, PAGE 1273, STEVENS COPPER CO
WEED, W.H., 1920, THE MINES HANDBOOK, VOL. XIV, PAGE 236, STEVENS COPPER MINING CO
LANGTON, J.M., 1973, ORE GENESIS IN THE MORENCI-METCALF DISTRICT; AMERICAN INSTITUTE OF MINING, METALLURGICAL, AND PETROLEUM ENGINEERS: TRANSACTION, VOL. 254, PAGE 256
| Subject category | Comment text |
|---|---|
| Deposit | SEE ALSO:MOLINAR ALASKA MINE, XIV GROUP, BRUNSWICK MINE; STEVENS MINE IS ALSO A SYNONYM FOR MOLINAR ALASKA MINE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
| Deposit | 39 PATENTED CLAIMS TOTALLING 780 ACRES; CLAIMS INCLUDE THE XIV GROUP AND THOSE LOCATED IN GARFIELD GULCH; ORE SHOOTS OF CHALCOCITE PLUNGE TO NORTH |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-DEC-1981 | Calder, Susan R. | Arizona Bureau of Geology and Mineral Technology |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.