| Deposit ID | 10026848 |
|---|---|
| MRDS ID | M000503 |
| Record type | Deposit |
| Current site name | Chilito Mine |
| Alternate or previous names | Chillito, Velasco Pit ?, Schneider Group |
| Related records | 10305339 |
| Geographic coordinates: | -110.79791, 33.0662 (WGS84) |
|---|---|
| Elevation | 1158 |
| Relative position | 4.5 MI N OF HAYDEN, 1 KM N80W OF NEW YEAR MINE. |
Political divisions (FIPS codes)
Gila(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Hayden(quadrangle 1:24,000 scale)
Globe(quadrangle 1:100,000 scale)
Mesa(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Gila(hydrologic unit)
Middle Gila(hydrologic accounting unit)
Middle Gila(hydrologic subregion)
Lower Colorado(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Arizona | Gila |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 004S | 015E | 22 | SW4 | Arizona |
| Commodity | Importance |
|---|---|
| Silica | Primary |
| Copper | Primary |
| Molybdenum | Secondary |
| Silver | Secondary |
| Gold | Secondary |
| Materials | Type of material |
|---|---|
| Chalcocite | Ore |
| Chalcopyrite | Ore |
| Molybdenite | Ore |
| Pyrite | Ore |
| Quartzite | Ore |
| Anhydrite | Gangue |
| Result | 0.01-0.03% MO, 0.1-0.8% CU |
|---|
| Model code | 58 |
|---|---|
| USGS model code | 18a |
| Deposit model name | Porphyry Cu, skarn-related |
| Mark3 model number | 9 |
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||
| |||
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite | ||||
| Rock unit name | Williamson Canyon Volcanics | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite | ||
| Rock type qualifier | tan to grey, fine grained, feldspathic quartzite-medium to thick bedded, about 75 ft thick | ||
| Rock unit name | Apache Group;Dripping Springs Quartzite | ||
| Rock description | Apache Group;Dripping Springs Quartzite | ||
| |||
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granodiorite | ||||
| Rock type qualifier | multi-phase-composite granodiorite porphyry stock and dikes | ||||
| Rock unit name | Christmas Intrusive Complex | ||||
| |||||
| (1) | -110.79791, 33.0662 |
|---|
| Type of structure | Local |
|---|---|
| Structure name | Horst Block Between Nnw Keystone Fault And O'Carroll Fault To East |
| Structure description | Horst Block Between Nnw Keystone Fault And O'Carroll Fault To East |
| General form | Tabular |
|---|
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | Yes |
| Discovery year | 1885 |
| Discoverer | Jake Schneider |
| Year of last production | 1962 |
| District name | Banner District |
|---|
| Ownership category | National Forest |
|---|
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1963 | ||||||||||||||
| Total resources | 199000000mt ore | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1995 | ||||||||||||||
| Total resources | 219000000short tons | ||||||||||||||
| Remarks | Long 1995 | ||||||||||||||
| |||||||||||||||
| Type of workings | Surface/Underground |
|---|---|
| Length | 548.64M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M000503 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0040070232 | |
| USGS | Mineral Resources Data System | MRDS | M030432 |
ROSS, 1925, USGS BULL 771
Koski R A, Cook D S 1982 - Geology of the Christmas Porphyry Copper deposit, Gila County, Arizona: in Titley S R 1983 Advances in Geology of the Porphyry Copper Deposits, Southwestern North America University of Arizona Press, Tucson pp 353-374
Long, K.R., 1995, Production and reserves of Cordilleran (Alaska to Chile) porphyry copper deposits, in Pierce, F.W., and Bolm, J.G., eds., Porphyry copper deposits of the American Cordillera: Tucson, Arizona Geological Society Digest 20, p. 35-68.
KEITH, S.B., 1975, UNPUB. MAPPING
Eastlick, J.T., 1968, Geology of the Christmas mine and vicinity, Banner mining district, Arizona, in Ridge, J.D., ed., Ore Deposits of the United States, 1933?1967: American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc., p. 1191?1210.
The Portergeo webpage for the Christmas deposit contains a detailed description of the geology. 7/26/2010
http://www.portergeo.com.au/index.asp
BANKS & KRIEGER, 1977, USGS MAP GQ-1391
ADMR FILE DATA
PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.
PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERAL CARD FILES.
CIMRI
ROSS, 1925
| Subject category | Comment text |
|---|---|
| Deposit | Discovery Year: 1880'S SULFIDE ORE FOUND IN DISCONTINUOUS REPLACEMENT BODIES. DIORITE STOCK IS 3800 FT BY 1000 FT. USED AS SILICA FLUX FOR SMELTER AT HAYDEN OPEN PIT (1975), 1800 FT LONG TUNNEL. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-83 | Peterson, Jocelyn A. | U.S. Geological Survey | |
| Updater | 01-JUN-93 | 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.