Release: Antam monthly exploration report for April 2013

(Jakarta, May 13, 2013)--PT ANTAM is pleased to announce its exploration report for April 2013 in accordance with the Indonesia Stock Exchange listing rules.

ANTAM?s exploration activities were focused on nickel, gold, and bauxite in April 2013, with total preliminary cost of Rp22.1 billion.

NICKEL
Nickel exploration activities were conducted in Buli, North Maluku; Pomalaa, Southeast Sulawesi; and Pulau Gag, West Papua in April 2013.

At Buli, North Maluku, ANTAM conducted semi-detailed geological mapping; test pitting; topographical measurements; drilling grid and geophysical measurements; drilling; core logging; core, pet mm, and XRD samplings; as well as SC and MC measurements.

The exploration activities at Pomalaa, Sulawesi Tenggara were consisted of semi-detailed geological mapping; drilling; core logging; core sampling; GPS measurement; density and MC measurements; grid measurement; and polygonal measurement.

ANTAM conducted drilling; core logging; core sampling; grid measurement; as well as density arid MC measurements at Pulau Gag, West Papua.

ANTAM spent Rp5.5 billion on nickel exploration activities in April 2013.

GOLD
ANTAM conducted gold exploration activities at Pongkor and Papandayan, West Java; Cibaliung, Banten; and Batulicin, Jambi in April 2013. In that period, ANTAM spent Rp14.6 billion for gold exploration activities.

Exploration activities at Pongkor, West Java were consisted of geological mapping; core logging; core sampling; drilling; gravity and magnetic geophysical measurements; drill track measurement, GE track measurement; sampling and point-load testing; core analysis; as well as geological mapping.

At Papandayan, West Java, ANTAM performed geological mapping; core logging; hand-auger/soil sampling; core and rock sampling; drilling; magnetic geophysical measurement; drill track measurement; GE track measurement; geochemical track measurement; sampling and point-load testing; core/rock/soil analysis; as well as geological evaluation and modeling.

At Cibaliung, Banten, ANTAM conducted geological mapping; TSG and rock sarmpling; XRD sampling; petrography; mineragraphy; CSAMT and IP geophysical measurements; GE track measurement; geodetic measurement; core/rock/soil analysis; drilling; core logging; as well as geological evaluation and modeling.

Meanwhile, at Batulicin, Jambi, ANTAM performed geological mapping; core logging; hand-auger/soil sampling; core, rock, TSG and Pet/Mm samplings; drilling; IP and magnetic geophysical measurements, drill track measurement; GE track measurement; sampling and point-load testing; core/rock/soil analysis; geological evaluation and modeling.

BAUXITE
ANTAM conducted bauxite exploration activities at Mempawah, Landak, Tayan, and Munggu Pasir, West Kalimantan with total exploration cost of Rp1.6 billion in April 2013. The exploration activities were comprised of grid measurement; test pitting; test-pit logging; and sampling.

COAL
In April 2013, ANTAM conducted exploration activities in Bangko, iambi to locate coal deposit. The total cost for these activities amounted to Rp403.9 million. (end of release)