Armed robbers escaped with dore bars containing about 1,300 ounces of gold and 4,000 ounces of silver from the company's processing plant located in the El Oro province in southwestern Ecuador, the company said.

Dore bars are alloy bars of semi-pure gold and silver made at the mine site and are refined later.

Dynasty had about 1,200 ounces of gold contained in dore bars as of March 31, according to information on the company's website.

No employees were fatally injured and the company is in the process of filing an insurance claim, it said in a statement on Monday.