Reserves & Resources
OceanaGold has total Measured and Indicated Mineral Resources of 6.73 Moz of gold and 0.29 Mt of copper. This includes Mineral Reserves of 3.64 Moz of gold and 0.24 Mt of copper.
The tables below summarise OceanaGold's Mineral Resource and Mineral Reserve inventories as at 31 December 2012.
They supersede all previous statements of OceanaGold's Mineral Resource and Mineral Reserve inventories. The Mineral Resources include the Mineral Reserves.
OceanaGold's Reserve Statement as at 31 December 2012
Full Resource and Reserves Tables as at 31 December 2012
Comparison of Inventories
Mineral Resources
|
|
Measured |
Indicated |
||||||||||
|
2012 |
2011 |
2010 |
2009 |
2012 |
2011 |
2010 |
2009 |
|||||
|
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Au Moz |
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Au Moz |
|
|
Macraes |
1.27 |
|
1.19 |
|
1.18 |
1.01 |
2.64 |
|
2.71 |
|
2.72 |
2.04 |
|
Reefton |
0.11 |
|
0.13 |
|
0.21 |
0.18 |
0.60 |
|
0.55 |
|
0.50 |
0.55 |
|
Sams Creek |
|
|
- |
|
- |
- |
|
|
|
|
- |
- |
|
Didipio |
0.87 |
0.10 |
0.86 |
0.09 |
0.86 |
0.86 |
1.24 |
0.19 |
1.27 |
0.20 |
1.14 |
1.18 |
|
Total |
2.25 |
0.10 |
2.17 |
0.09 |
2.25 |
2.05 |
4.48 |
0.19 |
4.53 |
0.20 |
4.36 |
3.77 |
|
|
Measured & Indicated |
Inferred |
||||||||||||
|
|
2012 |
2011 |
2010 |
2009 |
2012 |
2011 |
2010 |
2009 |
||||||
|
|
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
|
Macraes |
3.90 |
|
3.90 |
|
3.90 |
|
3.08 |
1.9 |
1.84 |
|
1.31 |
|
1.77 |
|
|
Reefton |
0.71 |
|
0.67 |
|
0.71 |
|
0.73 |
0.5 |
0.53 |
|
0.47 |
|
0.47 |
|
|
Sams Creek |
|
|
- |
|
- |
|
- |
0.6 |
- |
|
0.77 |
|
0.77 |
|
|
Didipio |
2.11 |
0.29 |
2.13 |
0.29 |
2.00 |
0.27 |
2.04 |
0.4 |
0.05 |
0.44 |
0.07 |
0.31 |
0.06 |
0.33 |
|
Total |
6.73 |
0.29 |
6.71 |
0.29 |
6.61 |
0.27 |
5.82 |
3.40 |
0.05 |
3.58 |
0.07 |
2.86 |
0.06 |
3.34 |
Mineral Reserves
|
|
Proven |
Probable |
||||||||||
|
2012 |
2011 |
2010 |
2009 |
2012 |
2011 |
2010 |
2009 |
|||||
|
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Au Moz |
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Au Moz |
|
|
Macraes |
0.78 |
|
0.81 |
|
0.82 |
0.69 |
0.89 |
|
0.78 |
|
0.86 |
0.88 |
|
Reefton |
0.07 |
|
0.10 |
|
0.17 |
0.12 |
0.23 |
|
0.27 |
|
0.30 |
0.25 |
|
Didipio |
0.73 |
0.09 |
0.71 |
0.08 |
0.70 |
1.28 |
0.97 |
0.15 |
0.97 |
0.15 |
0.71 |
0.37 |
|
Total |
1.55 |
0.09 |
1.61 |
0.08 |
1.69 |
2.08 |
2.09 |
0.15 |
2.03 |
0.15 |
1.87 |
1.50 |
|
|
Total Proven & Probable Reserves |
|||||||
|
|
2012 |
2011 |
2010 |
2009 |
2008 |
|||
|
|
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Cu Mt |
Au Moz |
Au Moz |
|
Macraes |
1.65 |
|
1.59 |
|
1.68 |
|
1.57 |
1.10 |
|
Reefton |
0.30 |
|
0.37 |
|
0.47 |
|
0.37 |
0.35 |
|
Didipio |
1.69 |
0.24 |
1.68 |
0.23 |
1.41 |
0.17 |
1.65 |
1.65 |
|
Total |
3.64 |
0.24 |
3.65 |
0.23 |
3.56 |
0.17 |
3.59 |
3.10 |