| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 4/13/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 4/10/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 4/10/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 4/9/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 4/9/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 4/7/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 4/7/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 4/3/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 4/3/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 4/1/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 4/1/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/30/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/30/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/27/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/27/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/24/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/23/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/23/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/20/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/20/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/17/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/17/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/16/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/16/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/13/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/13/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/12/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/12/2009 |
| ， | [Manganese]Market Price of 17% Manganese carbonate ore/Mn ore in China | 3/11/2009 |
| ， | [Manganese]Market Price of 30% Manganese oxide ore/Mn ore in China | 3/11/2009 |