JOINT FILING AGREEMENT
EXHIBIT
99.1
Each of
the undersigned hereby agrees that this Amendment No. 7 to the statement on
Schedule 13D is being filed with the Securities and Exchange Commission on
behalf of each of the undersigned pursuant to Rule 13d-1(k) under the Securities
Exchange Act of 1934, as amended.
| Date: November 15, 2010 | ||
| Glencore AG | ||
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| By: | /s/ Xxxx Xxxxxxxxxx | |
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Name: Xxxx
Xxxxxxxxxx
Title:
Director
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| By: | /s/ Xxxxxxx Xxxxxxx | |
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Name:
Xxxxxxx Xxxxxxx
Title:
Director
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| Glencore International AG | ||
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| By: | /s/ Xxxxxx Xxxxxx | |
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Name:
Xxxxxx Xxxxxx
Title:
Director
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| By: | /s/ Xxxx Xxxxxxxxxx | |
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Name: Xxxx
Xxxxxxxxxx
Title:
Director
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| Glencore Holding AG | ||
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| By: | /s/ Xxxx Xxxxxxxxxx | |
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Name: Xxxx
Xxxxxxxxxx
Title:
Director
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| By: | /s/ Xxxxxxx Xxxxxxx | |
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Name:
Xxxxxxx Xxxxxxx
Title:
Director
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