Marcopper San Antonio

Plant in Sulu, Philippines with commodities Copper, Gold, Silver

Geologic information

Identification information

Deposit ID 10231169
MAS/MILS ID 5650170005
Record type Site
Current site name Marcopper San Antonio
Alternate or previous names Marcopper-San Antonio Project, Tapian, San Antonio

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 121.97008, 13.45858 (WGS84)
Elevation 300
Location accuracy 100(meters)
(click for info)

Geographic areas

Country State
Philippines Sulu

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Chalcocite Unknown
Chalcopyrite Unknown
Gold Unknown
Molybdenite Unknown
Pyrite Unknown
Silver Unknown

Nearby scientific data

Ore Body (1) 121.97008, 13.45858

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FOLDING
    Degree of Wallrock Alter. SLIGHT
    Type of Wallrock Alter. #1 SILICIFICATION
    Date of Last Modification 870921
  • Area 1500HA
    Field Value
    Total Surface Area (HA) 1500
    Date of Last Modification 910418

Comments on the geologic information

  • DEPOSIT TYPE - PORPHYRY ZONE OF HIGHER GRADE ORE: LENGTH - 1600M, WIDTH - 150M

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Plant
Commodity type Metallic
Significant Yes
Discovery year 1976
Mining method Open Pit
Year of first production 1992
Plant type Beneficiation (Mill)
Plant subcategory Flotation
Milling method Flotation

Mineral rights holdings

Type of mineral rights Minerals Only

Ownership information

  • Type Owner-Operator
    Owner Placer Dome.
    Interest 39.9
    Home office Canada
    Year 1992
    First year 1992
  • Type Owner
    Owner Philippine Nationals
    Interest 60.1
    Home office Philippines
    Year 1992
    First year 1992

Comments on the production information

  • COPPER CONCENTRATE CONTAINS: COPPER - 28 PERCENT, GOLD - 6.5 GM/MT, SILVER - 45 GM/MT.

Reserves and resources

  • Type In-situ
    Estimate year 0
    Indicated 180,000,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.44 wt-pct Copper Major 0
  • Type In-situ
    Estimate year 0
    Indicated 197,600,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.55 wt-pct Copper Major 0
  • Type In-situ
    Estimate year 1992
    Demonstrated 198,000,000mt ore
    Measured 198,000,000mt ore
    Total resources 198,000,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.44 wt-pct Copper Major 1992
    Gold Au 0.1 g/mt Gold Minor 1992

Comments on the reserve resource information

  • MARCOPPER MINING CORP., 1987 & 1976 AR, P5 & P11. (12/31/87) METALS WEEK, 11/19/90, P.3; (12/31/90)
  • MARCOPPER MINING CORP. IS OWNED 40 PCT. BY PLACER DEVELOPMENT LTD. OPERATOR: MARCOPPER MINING CORP. SAN ANTONIO AND TAPIAN FORMED INTO ONE OPERATION AS TAPIAN NEARS DEPLETION AND SAN ANTONIO GEARS UP FOR PRODUCTION.

Workings at the site

  • Type of workings Surface
    Area 1500HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Percent Waste Rock 69
    Primary Material Cover M-HARD ROCKS
    Percentage 100
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 16
    Capacity 30000
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 10.625
    Unit Production Cost 1.42
    Units of Production $/MT ORE
    Operating Days per Year 365
    Operating Shifts per Day 3
    Year of Information 1987
  • Type of workings Surface
    Area 1500HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Percent Waste Rock 69
    Primary Material Cover M-HARD ROCKS
    Percentage 100
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 16
    Capacity 30000
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 6.2
    Unit Production Cost 2.17
    Units of Production $/MT ORE
    Operating Days per Year 365
    Operating Shifts per Day 3
    Year of Information 1987

Comments on other economic factors

  • TRANSPORTATION COSTS MILL TO SMELTER ARE $11.50/MT.
  • THE AMOUNT OF 19,500,000 WAS ADDED TO THE MINE EQUIPMENT COST. THIS AMOUNT WAS ESTIMATED AS THE VALUE OF THE MINE EQUIPMENT TRANSFERRED TO SAN ANTONIO OPEN PIT.
  • THE AMOUNT OF $22,500,000 WAS ADDED TO THE MILL PLANT COST. THIS AMOUNT WAS ESTIMATED AS THE VALUE OF THE TAPIAN MILL PLANT AND EQUIPMENT.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
U.S. Bureau of Mines Minerals Availability System MAS 5650170005

Bibliographic references

  • Ownership

    MINING RECORD AUGUST 19, 1992 P-3.

  • Reserve-Resource

    DEPOSIT GENERAL INFORMATION 1987. MARCOPPER MINING CORP.,

  • Reserve-Resource

    TAPIAN, MARINDUQUE, 9 PP.

  • Reserve-Resource

    MARCOPPER MINING CORP., 1987 AR., P. 5.

  • Reserve-Resource

    MINING JOURNAL, MARCOPPER FAST DEPLETED, 10/13/89, P. 301.

  • Reserve-Resource

    MINING JOURNAL, AUG. 21, 1992.

  • Deposit

    SAN ANTONIO COPPER PROJECT FEASIBILITY STUDY UPDATE.

  • Deposit

    MARCOPPER MINING CORPORATION, 135 PP.

  • Deposit

    A.G. LOUDON JOURNAL OF THE GEOLOGICAL SOCIETY OF THE

  • Deposit

    PHILLIPINES, VOL. XXXV, NO. 2, JUNE 1981.

  • Deposit

    MINING MAGAZINE, "THE MARCOPPER PROJECT". JUNE 1971, VOL.

  • Deposit

    124, NO. 6. PP. 438-455.

  • Deposit

    MARCOPPER MINING CORPORATION REPORT, "GEOLOGY OF THE SAN

  • Deposit

    ANTONIO MINERALIZED DEPOSIT." APPENDIX 1, SHEET 4 OF 29 -

  • Deposit

    SHEET 16 OF 29.

  • Deposit

    LEPANTO EXPLORATION(ASIA), INC. ANNUAL TECHNICAL SYMPOSIUM

  • Deposit

    PAPERS PRESENTED 1973. "PRELIMINARY SURVEY OF HYDROTHERMAL

  • Deposit

    ALTERATION AMRCOPPER OREBODY. BY J.J. HYLANDS, M.D.

  • Deposit

    PANGAN, S.S. DE LOS SANTOS.

  • Deposit

    ECONOMIC GEOLOGY, BOL. 71, 1976, PP. 721-732. "MARCOPPER

  • Deposit

    PORPHYRY COPPER DEPOSIT, PHILIPPINES. A.G. LOUDON, PP.721-

  • Deposit

    732.

  • Deposit

    MARCOPPER MINING CORPORATION,"THE FIRST DECADE". OCT 1979,

  • Deposit

    14-27.

  • Deposit

    MIN.JRNL.PROD COST UPDATE, MAR 31, 1984, VOL II. NO.1. P.12.

  • Deposit

    JANUARY 6, 1984.

  • Deposit

    E/MJ 4/88, P. 87.

  • Deposit

    MIN.ACT.DIG. 4/29/88 P.6.

  • Deposit

    MIN.J.6/17/88 P. 494,495.

  • Deposit

    MINING JOURNAL, "MARCOPPER CLOSURE". 6/6/88 P. 366.

  • Deposit

    E/MJ 8/88 P. 75.

  • Deposit

    E/MJ 10/88 P. 12.

  • Deposit

    MIN.ACT.DIG.10/31/88 P.10.

  • Deposit

    MW 10/30/89 P. 7.

  • Deposit

    MIN.J. 10/13/89 P. 301.

Reporter information

Type Date Name Affiliation Comment
Reporter 30-DEC-94 Palencia, Cesar M. U.S. Bureau of Mines