Release: Antam monthly exploration report for February 2011

(Jakarta, March 11, 2011)--PT ANTAM (Persero) Tbk is pleased to lodge February Exploration Report in accordance with the Indonesia Stock Exchange listing rules.

Antam?s exploration activities focused on nickel, gold and bauxite. Total exploration cost on above commodities in February 2011 amounted to Rp11.2 billion (preliminary figures).

NICKEL
Antam conducted nickel exploration at North Maluku and Southeast Sulawesi.

Antam continued to conduct grid measurement, drilling, logging core and sampling activities at Buli-North Maluku while at Lasolo, Lalindu, Mandiodo and Tapunopaka?Southeast Sulawesi, Antam conducted topography and grid measurements, drilling, logging core and sampling activities.

Total nickel exploration cost reached Rp2.8 billion.

GOLD
Antam conducted gold exploration at Batangasai-Jambi, Pongkor and Papandayan-West Java, Cibaliung-Banten, Mao Batuisi-West Sulawesi and Oksibil-Papua.

Exploration activities at Batangasai-Jambi included Detailed Geological Mapping (DGM), opening, collected samples of rocks, core, petrography/mineragraphy, XRD and FI, conducted outcrop and structure measurements, logging core and drilling activities.

Exploration activities at Java were conducted at several areas. At Pongkor-West Java, Antam performed DGM, logging core, collected samples of rocks, core, Fi and XRD, conducted outcrop, detailed mapping structure, drilling, drilling track measurement, magnetic geophysics, geological modelling and also evaluation. At Papandaya n-West Java, Antam conducted Semi Detailed Geological Mapping (SDGM), opening, drilling, logging core, collected samples of core, conducted outcrop measurement, CSAMT track measurements, IP geophysics, magnetic geophysics and CSAMT geophysics. At Cibaliung-Banten, Antam conducted DGM, SDGM and collected samples of Fi, XRD, rocks and pet/mm.

Antam conducted DGM, logging core and collected samples of core, Fi, XRD and petrography at Mao Batuisi - West Sulawesi.

At Oksibil-Papua, Antam conducted initial exploration activities including Regional Geological Mapping (RGM), SDGM, DGM, opening, collected samples of rocks, SS/PC, soil, Fi, XRD and pet/mm and also conducted track measurement and IP geophysics.

Total gold exploration cost reached Rp7.7 billion.

BAUXITE
Antam conducted bauxite exploration at Mempawah, Landak, Tayan and Munggu Pasir of West Kalimantan including grid/polygon measurement, topography measurement, test pitting and collected samples.

Total bauxite exploration cost reached Rp726 million. (end of release)