Filed
Pursuant to Rule 424(b)(3)
File
No. 333-130688
PROSPECTUS
SUPPLEMENT NO. 2
(To
prospectus dated January 25, 2006)
11,695,959
Shares
Common
Shares
This
prospectus supplement relates to
the sale of up to 11,695,959 of our common shares and supplements and amends
the
prospectus dated January 25, 2006, as supplemented by prospectus supplement
No.
1 dated December 8, 2006. This prospectus supplement, together with
the prospectus described above, is to be used by certain holders of our common
shares and the common shares issuable upon exercise of our warrants acquired
by
the selling shareholders pursuant to either private placements or other exempt
transactions between us and the selling shareholders.
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Shares
Beneficially Owned
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Shares
Beneficially Owned
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||||||||||||||||
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Prior
to the Offering
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After
the Offering (1)
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Number
of
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Number
of
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||||||||||||||
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Shares
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Number
of
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Shares
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|||||||||||||||
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Underlying
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Shares
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Underlying
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Name
of Selling Securityholder
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Number
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Warrants
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Percent
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Offered
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Number
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Warrants
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Percent
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Touradji
Global Resources Master Fund, Ltd. (12)
c/o
Touradji Capital Management, LP
101
Park Avenue, 48th
Floor
New
York, NY 10178
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2,270,569
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937,673
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4.61%
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3,658,242
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119,683
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0
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*
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Touradji
Diversified Master Fund, Ltd. (12)
c/o
Touradji Capital Management, LP
101
Park Avenue, 48th
Floor
New
York, NY 10178
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112,535
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39,070
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*
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286,049
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134,444
|
0
|
*
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Touradji
DeepRock Master Fund, Ltd. (12)
c/o
Touradji Capital Management, LP
101
Park Avenue, 48th
Floor
New
York, NY 10178
|
1,052,232
|
418,605
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1.81%
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1,470,837
|
0
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0
|
*
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The
table appearing under the caption
entitled, “The Selling Shareholders” in the prospectus is hereby amended by the
substitution of the information relating to the selling shareholder "Touradji
Global Resources Master Fund, Ltd" with the information below. The
information below was furnished to us by the selling shareholders listed
below
and reflects their holdings as of August 27, 2007. Beneficial
ownership shown below is based on 81,069,820 common shares issued and
outstanding as of October 8, 2007.
* Indicates
less than 1%.
(1) Assumes
all of the common shares registered are sold.
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(12)
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Touradji
Capital Management LP, as the general partner of the selling shareholder,
has voting and investment power with respect to the securities
reported in
the table for this selling shareholder. Accordingly, Touradji Capital
Management LP may be deemed a beneficial owner of the securities.
Paul
Touradji is a principal of Touradji Capital Management LP and may
be
deemed a beneficial owner of the securities. Mr. Touradji disclaims
any
beneficial ownership of the
securities.
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Investing
in our common shares involves
risks. See “Risk Factors” beginning on page 4 of the
prospectus.
NEITHER
THE SECURITIES AND EXCHANGE COMMISSION NOR ANY STATE SECURITIES COMMISSION
HAS
APPROVED OR DISAPPROVED OF THESE SECURITIES OR DETERMINED IF THIS PROSPECTUS
IS
TRUTHFUL OR COMPLETE. ANY REPRESENTATION TO THE CONTRARY IS A CRIMINAL
OFFENSE.
The
date
of this prospectus supplement is October 9, 2007.