Release: Antam monthly exploration report for July 2010

Jakarta, 12 August 2010--PT Antam (Persero) Tbk is pleased to lodge July 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 July 2010 amounted to Rp10.7 billion (preliminary figures).

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

Antam conducted logging core, core sampling, grid measurement and drilling activities at Buli-North Maluku.

Exploration activities at Southeast Sulawesi particularly Mandiodo and Lasolo area included drilling, logging core, core sampling, mapping and also measurements of grid, drilling spots and polygon.

Total nickel exploration cost reached Rp2.8 billion.

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

Exploration activities at Batangasai-Jambi included Detailed Geological Mapping (DGM), Semi Detailed Geological Mapping (SDGM), opening, collected samples of rocks, Fl, core, petrol mineragraphy and XRD, conducted drilled logging, drilling activities, magnetic and IP geophysics.

Exploration activities at Java were conducted at several areas. At Pongkor-West Java, Antam performed logging core, collected samples of core, XRD and petro/ mineragraphy, conducted drilling, drilling track measurement, IP geophysics, CSAMT, geological evaluation and modelling. At Papandayan-West Java, Antam conducted DGM, SDGM, opening, drilling, logging core, collected samples of rocks, core and XRD and also conducted outcropping. At Cibaliung-Banten, Antam conducted DGM, collected samples of core, Fi, petro/mineragraphy and XRD, conducted core drilling description and drilling activities.

At Wawonii - Southeast Sulawesi, Antam conducted exploration activities including SDGM, opening, collected samples of rocks, Fi, XRD and petro/ mineragraphy, conducted track measurement, magnetic and IP geophysics.

Antam conducted SDGM, opening, collected rocks, core and soil, logging core, hand auger and drilling activities at Mao Batuisi - West Sulawesi. Antam also conducted exploration preparation at Oksibil, Papua.

Total gold exploration cost reached Rp6.4 billion.

BAUXITE
Antam conducted bauxite exploration at Mempawah, Landak, Tayan and Munggu Pasir of West Kalimantan.

Exploration activities at Mempawah and Landak included grid measurement, EDM, test pitting and sampling.

Antam conducted grid measurement, test pitting and sampling at Tayan.

Exploration activities at Munggu Pasir included grid/polygon measurement, test pitting and sampling.

Total bauxite exploration cost reached Rp1.5 billion. (end of release)