Release: Antam monthly exploration report for August 2010

Jakarta, 8 September 2010--PT Antam (Persero) Tbk is pleased to lodge August 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 August 2010 amounted to Rp11.3 billion (preliminary figures).

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

Antam conducted logging core, core sampling, grid measurement, drilling activities, topography and GF track measurement and also wenner geophysics 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 Rp3.9 billion.

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

Exploration activities at Batangasai-Jambi included Detailed Geological Mapping (DGM), opening, collected samples of rocks, Fl, core, petro/mineragraphy and XRD, conducted drilled logging, drilling activities, IP geophysics and also measured outcrop, drilling holes and track.

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, detailed mapping structure, drilling track measurement, IP geophisyics, geological evaluation, modeling and analysis of XRD and petro/ mineragraphy. At Papandayan-West Java, Antam conducted DGM, Semi Detailed geological Mapping (SDGM), opening, drilling, togging 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 DGM, opening, collected samples of rocks and petro/ mineragraphy, conducted track measurement and IP geophysics.

Antam conducted SDGM, DGM, opening, collected rocks, core, soil, Fi, XRD and pet/min, logging core, hand augerm drilling activities and track measurement at Mao Batuisi - West Sulawesi.

Total gold exploration cost reached Rp5.4 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 Rp2 billion. (end of release)