| Deposit ID | 10255186 |
|---|---|
| MAS/MILS ID | 4750310012 |
| Record type | Site |
| Current site name | Masua |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | 8.46855, 39.33234 (WGS84) |
| Elevation | 250 |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
Sardegna(province)
Italy(country)
Europe(continent)
Land(continent)
| Country | State |
|---|---|
| Italy | Sardegna |
| Commodity | Importance |
|---|---|
| Lead | Primary |
| Zinc Critical | Primary |
| Materials | Type of material |
|---|---|
| Calcite | Unknown |
| Dolomite | Unknown |
| Galena | Unknown |
| Sphalerite | Unknown |
| Ore Body (1) | 8.46855, 39.33234 |
|---|
| Length | 3500M | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Width | 10M | ||||||||||||||||||
| |||||||||||||||||||
| Operation type | Underground |
|---|---|
| Development status | Plant |
| Commodity type | Metallic |
| Significant | Yes |
| Mining method | Caving Methods - Sublevel Caving |
| Year of first production | 1970 |
| Plant type | Beneficiation (Mill) |
| Plant subcategory | Flotation |
| Milling method | Flotation |
| District name | Sardinia, Italy |
|---|
| Type of mineral rights | Unknown |
|---|
| Ownership category | Unknown |
|---|
| Type | Owner |
|---|---|
| Owner | Societa Azionaria Minero-Metallurgica S. P. A. (Samim) |
| Interest | 100 |
| Home office | Italy |
| Year | 1989 |
| Year | 1970 |
|---|---|
| Description | Initial Production 950000 Mtpy |
| Year | 1971 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1972 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1973 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1974 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1975 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1976 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1977 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1978 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1979 |
|---|---|
| Description | 950000 Mtpy |
| Year | 1980 |
|---|---|
| Description | 950000 Mtpy |
| Type | In-situ | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1989 | |||||||||||||||||||||
| Measured | 7300000mt ore | |||||||||||||||||||||
| Indicated | 1600000mt ore | |||||||||||||||||||||
| Demonstrated | 8900000mt ore | |||||||||||||||||||||
| Inferred | 1400000mt ore | |||||||||||||||||||||
| Total resources | 10300000mt ore | |||||||||||||||||||||
| ||||||||||||||||||||||
| Type | In-situ | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1993 | |||||||||||||||||||||
| Demonstrated | 6620000mt ore | |||||||||||||||||||||
| Total resources | 6620000mt ore | |||||||||||||||||||||
| ||||||||||||||||||||||
| Type of workings | Underground | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 4750310012 |
CHADWICK, J.R., MECHANIZED MASUA, WORLD MINING, JAN. 1982,
PP. 36-39.
E&MJ INTERNATIONAL DIRECTORY OF MINING, 1991
AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE, 1993,
P. 38, 48.
STAFF, ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTO-
RY OF MINING AND MINERAL PROCESSING OPERATIONS, MCGRAW-
HILL, 1978, P. 301.
DENVER LISTING, 1975, P. 71, 72.
BROWN, S.J., (ED.), GENESIS OF STRATIFORM LEAD-ZINC-BARITE-
FLUORITE DEPOSITS (MISSISSIPPI VALLEY TYPE DEPOSITS):
A SYMPOSIUM, MONOGRAPH 2, ECON. GEOL., 1967.
DOUGHTY, F.T.C., GRAVITY PR3E-CONCENTRATE FOR EXIDIZED ZN-PB
ORES, WORLD MINING, MAR. 1976, PP. 52-53.
E/MJ DIRECTORY OF MINING, 1981, P. 317.
WORLD MINING, DEC. 1981. P. 7.
SARDINIA: REORGANIZATION IN ITALY'S MAJOR BASE METAL AREA
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 04-AUG-94 | Difrancesco, Carl A. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.