Release: Antam monthly exploration report for September 2012

(Jakarta, October 15, 2012)--PT ANTAM (Persero) Tbk is pleased to announce its exploration report for September 2012 in accordance with the Indonesia Stock Exchange listing rules.

Antam?s exploration activities were focused on nickel, gold, bauxite, in September 2012, with total preliminary cost of Rp18.5 billion.

NICKEL
Nickel exploration activities were conducted in Bull, North Maluku; Pomalaa, Southeast Sulawesi; and Pulau Gag, West Papua in September 2012.

In general, Antam conducted core logging and sampling; moisture content (MC) and specific gravity (SG) measurements; test pitting; topography and grid measurements, x-ray diffraction (XRD) measurement, detailed geological mapping (DGM); and sample preparation.

Antam spent Rp4.7 billion on nickel exploration activities in September 2012.

GOLD
Antam conducted gold exploration activities at West Java, Banten, Jambi, West Sulawesi, and Papua in September 2012. In that period, Antam spent Rp12 billion for gold exploration activities.

Exploration activities at Pongkor included, among others, core logging; core, petmin, XRD and soil samplings; hand-auger measurement; geotechnical sampling, drilling and drill-track measurement; gravity measurement.

In Papandayan, West Java, Antam performed hand-auger measurement core drilling and geotechnical measurement; core logging; rock, core, soil, and petmin samplings; geophysical samplings using induced polarization (IP) and magnetic methods; point-load testing; drill tracks and points; controlled source audio-frequency magnetotelluric (CSAMT); core, rock, and soil analysis; as well as geological evaluation and modeling.

At Cibaliung, Antam conducted geological mapping; test pitting; soil, XRD, rock-chemistry samplings; trenching; trench measurement; and geophysical tracks measurement.

Meanwhile, at Muara Manderas, Jambi, Antam performed DGM; core logging; hand-auger measurement; trench and drill point measurements; as well as rock, soil, core and petmin samplings.

At Oksibil, Papua, Antam conducted 50GM; DGM; trenching; core logging; as well as core and rock samplings.

BAUXITE
Antam conducted bauxite exploration activities at Mempawah, Landak, Tayan, and Munggu Pasir, West Kalimantan. Antam performed grid measurement, test pitting, and sampling as part of its bauxite exploration activities. Total exploration activities for bauxite amounted to Rpl.2 billion in September 2012.

COAL, ZIRCON & LIMESTONE
During September 2012, Antam performed field surveys at coal prospect in Bangko, Jambi; zircon prospect in Mandor, West Kalimantan;, and limestone prospect in Sangaji, North Maluku, The total cost of these activities reached Rp585.2 million. (end of release)