| Deposit ID | 10160817 |
|---|---|
| MRDS ID | M050026 |
| MAS/MILS ID | 0040030128 |
| Record type | Site |
| Current site name | Dividend Tunnel |
| Alternate or previous names | Bluebird, Bluebird Hill, Primos Group |
| Related records | 10039397 |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -110.08206, 32.07572 (WGS84) |
| Elevation | 1524 |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
Cochise(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Dragoon(quadrangle 1:24,000 scale)
Tucson(quadrangle 1:100,000 scale)
Tucson(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Willcox Playa(hydrologic unit)
San Pedro-Willcox(hydrologic accounting unit)
Middle Gila(hydrologic subregion)
Lower Colorado(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Arizona | Cochise |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 016 S | 022 E | 03 | NE | Arizona |
| Commodity | Importance |
|---|---|
| Beryllium Critical | Secondary |
| Bismuth Critical | Secondary |
| Copper | Secondary |
| Tungsten Critical | Primary |
| Main Entrance (1) | Early Tertiary to Late Cretaceous granitic rocks |
|---|
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Cochise District |
|---|
| Ownership category | Private |
|---|
| Type | Unknown |
|---|---|
| Owner | Primos Chemical Co |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0040030128 | |
| USGS | Mineral Resources Data System | MRDS | M050026 | MAS references MRDS |
KEITH S B 1973 ARIZ BUR MINES BULL 187 P 56
| Subject category | Comment text |
|---|---|
| Deposit | THE USGS MRDS ID NO. GIVEN IS FOR THE PRIMOS GROUP. OTHER NUMBERS INCLUDE M050028 (BLUEBIRD) AND M050026 (DIVIDEND TUNNEL). THE DIVIDEND TUNNEL IS ON THE SAME GEOLOGIC STRUCTURE AS THE BLUEBIRD MINE, BUT IS LOCATED 3000 FT TO THE NE OF THE BLUEBIRD PROPERTY. THE TWO PROPERTIES ARE PART OF THE PRIMOS GROUP. SEE SEQ. NO. 0040030102 (BLUEBIRD) FOR MORE DETAILED INFORMATION. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 23-SEP-91 | ADMR | U.S. Bureau of Mines |
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.