Since acquiring the project in 2003, Sunridge has drilled over 140,000 metres and successfully defined four significant deposits with independently estimated NI43-101 compliant mineral resources. A positive Preliminary Economic Assessment Study (PEA) was announced on June 4, 2009 for the largest deposit, the 62 million tonne Emba Derho copper-zinc-gold deposit.
The Asmara Project includes four deposits with total indicated 43-101-resources to date containing:
- 1.28 billion pounds. of copper,
- 2.5 billion pounds of zinc,
- 955,000 ounces of gold, and
- 31.2 million ounces of silver