Release: Antam monthly exploration report for August 2012

(Jakarta, September 12, 2012) PT ANTAM (Persero) is pleased to announce its exploration report for August 2012 in accordance with the Indonesia Stock Exchange listing rules.

Antam?s exploration activities were focused on nickel, gold, bauxite, in August 2012, with total preliminary cost of Rp 23 billion.

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

In general, Antam conducted core logging and sampling, moisture content and specific gravity measurements, test pitting, topography and grid measurement, drilling, x-ray diffraction measurement, detailed geological mapping (DGM), sample preparation, and cross checking with external laboratory.

Antam spent Rp7.3 billion on nickel exploration activities in August 2012.

GOLD
Antam conducted gold exploration activities at West Java, Banten, iambi, West Sulawesi, and Papua in August 2012. Antam spent Rp13.6 billion in August 2012 for gold exploration activities.

Exploration activities at Pongkor included, among others, DGM, core logging, hand-auger survey, core and soil sampling, drilling, drill-track measurement, geophysical survey with gravity method, point load testing, as well as geological evaluation and modeling.

In Papandayan, West Java, Antam performed DGM, core logging, test pitting, core campling and drilling, geotechnical drilling, drill track measurement, and geophysical survey using magnetic, gravity, and CSMAT methods.

At Cibaliung, Antam conducted DGM, semi-detailed geological mapping (SDGM), hand-auger survey, drilling, core logging, rock, core, XRD, soil, and petmin samplings, geophysical survey with induced polarization (IP) method, and measurement of drill track and holes.

Meanwhile, at Muara Manderas, Jambi, Antam performed DGM, fluid inclusion (Fl), and rock samplings.

At Oksibil, Papua, Antam conducted SDGM, DGM, trenching, rock and XRD samplings, structure mapping, drill logging, drill track measurement, GPS survey, and geochemical analysis of soil and rock.

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 .8 billion in August 2012.

COAL, LIMESTONE & ZIRCON
During August 2012, Antam performed field surveys at coal and zircon prospects. The initial surveys for coal exploration were conducted in Bangko, iambi and exploration activities with zircon target were carried out in Mandor, West Kalimantan. The total cost of these activities reached Rp259.8 million.(end of release)