| Deposit ID | 10107439 |
|---|---|
| MRDS ID | W700014 |
| Record type | Site |
| Current site name | Iwato |
| Geographic coordinates: | 130.31565, 31.27386 (WGS84) |
|---|
Political divisions (FIPS codes)
Kagoshima(province)
Japan(country)
Asia(continent)
Land(continent)
| Country | State |
|---|---|
| Japan | Kagoshima |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Secondary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Argentite | Ore |
| Chalcopyrite | Ore |
| Cubanite | Ore |
| Gold | Ore |
| Pyrite | Ore |
| Alunite | Gangue |
| Calcite | Gangue |
| Goethite | Gangue |
| Hematite | Gangue |
| Kaolinite | Gangue |
| Quartz | Gangue |
| Model code | 154 |
|---|---|
| USGS model code | 25e |
| Deposit model name | Epithermal quartz-alunite Au |
| Mark3 model number | 38 |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||
| |||
| (1) | 130.31565, 31.27386 |
|---|
| Length | 2000M |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Year | 1974 | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Period | 1939-1974 | |||||||||||||||||||||
| Material | ORE | |||||||||||||||||||||
| Accuracy | Estimate | |||||||||||||||||||||
| Description | Cp_Grade: ^8.3 G/T Au, 11 G/T Ag | |||||||||||||||||||||
| ||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W700014 |
MOSIER AND OTHERS, 1986: U.S. GEOLOGICAL SURVEY BULLETIN 1666, P. 18-19.
MINING MAGAZINE, JANUARY, 1987, P. 64.
MOSIER AND OTHERS, 1986
| Subject category | Comment text |
|---|---|
| Deposit | VEINS IN NE-TRENDING FISSURES; SOME VEINS AND PIPES ARE BRECCIATED. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-DEC-1987 | Orris, Greta J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.