MASBATEGOLD MINE

 

Masbate Gold Mining is on the island of Masbate, about 350km south of the Philippines capital, Manila.

The mine proven and probable mineral reserves as of April 2013 stood at 103.923Mt. Producing
one-sixth of the country’s gold and now is the largest operating gold mine in Philippines. The gold
output averages more than 200,000 ounces per year.

Leighton Contractors (Philippines) Inc, a wholly owned subsidiary of Australia, was awarded an
Engineering, Procurement, and Construction (EPC) contract by CGA Mining Limited to design and
construct a gold processing plant in Masbate. The approximately contract value of the project is
estimated to be around USD 337 million.

The scope of the EPC contract included the designed and construction of :-

• A 4 million tonne per annum (4 Mtpa) gold processing plant
• Infrastructure Development
• Raw water and electrical reticulation

The process plant is a conventional carbon-in-leach (CIL) type facility consisting of primary crushing, two
stage grinding, leaching, adsorption and thickening process stages, elution, electrowinning and smelting
gold recovery stages and a cyanide detoxification stage treating process plant tails before disposal in a
new tailing storage facility, being built 3km from the plant