| Deposit ID | 10027122 |
|---|---|
| MRDS ID | M002159 |
| Record type | Site |
| Current site name | Chadwick Mine |
| Alternate or previous names | Conlig, Houston, East & West Evening Star |
| Related records | 10258686 |
| Geographic coordinates: | -110.36178, 31.83569 (WGS84) |
|---|---|
| Relative position | ABT. 6 MI. W. OF SAN JUAN, ARIZ.; EASTERN FOOT OF WHETSTONE MTNS. ALONG N. SIDE OF MIDDLE CANYON. |
Political divisions (FIPS codes)
Cochise(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
McGrew Spring(quadrangle 1:24,000 scale)
Fort Huachuca(quadrangle 1:100,000 scale)
Nogales(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper San Pedro(hydrologic unit)
San Pedro-Willcox(hydrologic accounting unit)
Middle Gila(hydrologic subregion)
Lower Colorado(hydrologic region)
Federal lands
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Arizona | Cochise |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 018S | 019E | 26 | Arizona |
| Commodity | Importance |
|---|---|
| Tungsten Critical | Primary |
| Materials | Type of material |
|---|---|
| Scheelite | Ore |
| Wolframite | Ore |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Schist |
| Rock unit name | Pinal Schist |
| Rock description | Pinal Schist |
| (1) | -110.36178, 31.83569 |
|---|
| General form | IRREGULAR |
|---|---|
| Strike | N60E |
| Dip | 80 NW |
| Length | 182.88M |
| Width | 0.61M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Whetstone District |
|---|
| Ownership category | National Forest |
|---|
| Type | Operator |
|---|---|
| Owner | Euclid Mining Co., Conlig Tungsten Co., Standard Tungsten Corp., Minerals Development Co. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M002159 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0040030254 |
ARIZ. B. OF M. BULL. 148, P. 45.
USBM FILES.
LEMMON, D.M., UNPUBLISHED DATA.
KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 91.
CIMRI
KEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.
| Subject category | Comment text |
|---|---|
| Deposit | SPARSE ORE IN QUARTZ VEINS IN MEDIUM GRAINED, MUSCOVITE GRANITE INTRUDED BY SCHIST. VEINS 6-24 IN WIDE, 600 FT LONG. |
| Deposit | THIS RECORD CONTAINS DATA FROM DUPLICATE RECORD D000753 OF J.E. ELLIOTT WHICH HAS BEEN DELETED FROM MAIN MRDS. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-APR-1972 | Gere, W. | U.S. Geological Survey | |
| Updater | 01-NOV-1980 | Zigler, Jan L. | Arizona Bureau of Geology and Mineral Technology | |
| Editor | 04-AUG-1994 | Orris, Greta J. | U.S. Geological Survey | |
| Updater | 01-MAY-1995 | Orris, Greta J. | U.S. Geological Survey |
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.