| Deposit ID | 10255770 |
|---|---|
| MAS/MILS ID | 4750330004 |
| Record type | Site |
| Current site name | Racalmuto |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | 13.75178, 37.41573 (WGS84) |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
Sicilia(province)
Italy(country)
Europe(continent)
Land(continent)
| Country | State |
|---|---|
| Italy | Sicilia |
| Commodity | Importance |
|---|---|
| Potassium | Primary |
| Materials | Type of material |
|---|---|
| Anhydrite | Unknown |
| Carnallite | Unknown |
| Kainite | Unknown |
| Polyhalite | Unknown |
| Sylvite | Unknown |
| Ore Body (1) | 13.75178, 37.41573 |
|---|
| Thickness | 8M | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Depth to top | 700M | ||||||||||||||||||||
| |||||||||||||||||||||
| Area | 607HA | ||||||
|---|---|---|---|---|---|---|---|
| |||||||
| Operation type | Underground |
|---|---|
| Development status | Plant |
| Commodity type | Non-metallic |
| Significant | Yes |
| Mining method | Open Stope - Room and Pillar |
| Year of first production | 1973 |
| Plant type | Beneficiation (Mill) |
| Plant subcategory | Flotation |
| Milling method | Flotation |
| District name | Caltanissetta |
|---|
| Type of mineral rights | Minerals Only |
|---|
| Ownership category | Private |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Industria Sali Potassici E Affini |
| Home office | Italy |
| Year | 1982 |
| Type | Owner |
|---|---|
| Owner | Italkalki Spa. |
| Home office | Italy |
| Year | 1982 |
| Year | 1973 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Mine Output - Kainite 515000 Mt Of Ore Treated/Yr. | ||||||||||||||
| |||||||||||||||
| Year | 1976 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Mine Output - Kainite 454000 Mt Of Ore Treated/Yr. | ||||||||||||||
| |||||||||||||||
| Year | 1978 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Mine Output - Kainite 344000 Mt Of Ore Treated/Yr. | ||||||||||||||
| |||||||||||||||
| Year | 1980 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Mine Output - Kainite 210000 Mt Of Ore Treated/Yr. | ||||||||||||||
| |||||||||||||||
| Year | 1982 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Mine Output - Kainite 249000 Mt Of Ore Treated/Yr. | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1979 | ||||||||||||||
| Indicated | 5000000mt ore | ||||||||||||||
| Demonstrated | 5000000mt ore | ||||||||||||||
| Total resources | 5000000mt ore | ||||||||||||||
| |||||||||||||||
| Type of workings | Underground | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Overall depth | 700M | ||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 4750330004 |
RIORGANIZZAZIONE DEL BACINO ESTRATIVO DI SALI POTASSICI
DELLA SICILIA; ASSOCIAZIONE MINERARIA SUBALPINA, TORINO,
ITALY; JUNE 1979; DIRETTORE RESPONSABILE: LELIO STRAGIOTTI.
SALVATORE ADAMO AND LAMBERTO RAMBERTI; L'INDUSTRIA
ESTRATTIVA DEL POTASSIO IN ITALIA ; 1977.
NOTIZZE DI CARATTERE STORICO INDUSTRIALE SULLA ATTIVITA
DEL SALI POTASSICI IN SICILIA; I.S.P.E.A., SERVIZIO GEOLOG-
ICO; OCT. 1977.
LAMBERTO RAMBERTI; I GIACIMENTI SALINI SICILIANI, CARA-
TTERI GENECITI STRATIGRAFICI E PALEOAMBIENTALI; ASSOCIAZIONE
MINERARIA SUBALPINA; JUNE 1980.
BOLLETTINO REGIONALE MINERARIO, NO.23; PUBLISHED BY
REGIONE SICILIANA CORPO REGIONALE DELLE MINERE, PALERMO,
SICILY; 1980.
| Subject category | Comment text |
|---|---|
| Deposit | RACALMUTO IS LOCATED IN THE"CAMPOFRANCO POLE", WHICH ENCOMPASSES ALL SICILIAN POTASH MINING OPERATIONS WHICH DE- PEND ON THE CAMPOFRANCO PLANT FOR CONVERSION OF THEIR ORE TO K2SO4. IT WAS RECOMMENDED THAT RACALMUTO CLOSE DOWN DUE TO THE EXISTENCE OF A NEGATIVE ECONOMIC MARGIN EVEN UNDER A PRO- JECTED PRODUCTION EXPANSION. ORE FROM RACALMUTO IS TRUCKED TO THE SAN CATALDO PLANT, WHERE IT IS UPGRADED BY FLOATATION. REALMONTE AND MILENA IN THE FUTURE, ALSO SEND THEIR ORE TO SAN CATALDO. AFTER THE CONCENTRATION PROCESS, ALL OF THE UPGRADED ORE IS BLENDED AND SENT, BY AERIAL CABLEWAY, TO THE CAMPOFRANCO PLANT. HOWEVER, DUE TO THE DEPLETED RESERVES AT RACALMUTO AND THE FACT THAT CAMPOFRANCO CAN ONLY HANDLE ORE FROM TWO MINES IT WAS SUGGESTED THAT RACALMUTO BE CLOSED DOWN AND MILENA BE PUT INTO PRODUCTION. FOR THIS REASON THE CONCENTRATOR SET FOR RACALMUTO WILL APPEAR TO BE DIFFERENT FROM REALMONTE AND MILENA. THE DIFFERENCE IS AS FOLLOWS: THE RACALMUTO K-SET REFLECTS THE PROCESS PRIOR TO OPENING MILENA, AND THE REAL- MONTE AND MILENA K-SETS DEPICT THE PROCESS AFTER THE OPENING OF THE NEW CAMPOFRANCO PLANT. CALCULATIONS ARE AS FOLLOWS: FIRST, REALMONTE AND MILENA ARE PRODUCERS AND MILENA IS A NON-PRODUCER. THEREFORE ORE FROM REALMONTE AND RACAL- MUTO GOES TO THE SAN CATALDO PLANT FOR UPGRADING. 1058 MT/DAY FROM REALMONTE @ 13% K2O 1038 MT/DAY FROM RACALMUTO @ 11.5% K2O GIVES AN EQUIVALENT OF 2096 MT/DAY @ 12.26% K2O. THIS THEN IS SAID TO BE THE FEED TO THE CAMPOFRANCO PLANT. THEREFORE THE PERCENT THAT COMES FROM RACALMUTO IS 1038/2096= 49.5% AND PRODUCT OUTPUT ON THE PRODUCT SHEET IS 211.94 MT. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 23-SEP-96 | Buckingham, David A. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.