Aurogin and Morgain Amalgamate to Form "Castle Gold Corporation"

By Certificate of Amalgamation, Aurogin Resources Ltd. ("Aurogin") (TSX
VENTURE:AUQ) and Morgain Minerals Inc. ("Morgain") (TSX VENTURE:MGM) are pleased
to announce that they have amalgamated to form a new corporation, Castle Gold
Corporation ("Castle Gold"). The amalgamation was approved by special resolution
passed by Morgain shareholders on August 17, 2007 and by a special resolution
passed by Aurogin shareholders on August 17, 2007. The effective date for
completion of the amalgamation is August 28, 2007, proceeding on the following
basis:


1. shareholders of Aurogin will receive one (1) common share of Castle Gold for
each two (2) Aurogin shares held;


2. shareholders of Morgain will also receive one (1) common share of Castle Gold
for each two (2) Morgain common shares held.


Shareholders reflected at the close of business on September 4, 2007 on the
register of shareholders maintained by the registrars and transfer agents for
Aurogin and Morgain will receive a Letter of Transmittal setting out the
procedure to be followed in order to exchange their share certificates for
certificates representing shares of Castle Gold.


Effective at the opening, August 30, 2007, the common shares of Castle Gold will
commence trading on the TSX Venture Exchange under the trading symbol "CSG", and
the common shares of Auorgin and Morgain will be delisted.


Castle Gold will jointly operate and own 50% of the El Sastre gold mine in
Guatamala and operate the 100% owned El Castillo gold mine in Mexico. In
addition, Castle Gold will continue work on the La Fortuna property in Mexico
with the goal of producing a National Instrument 43-101 compliant resource aimed
at advancing the property towards production. Work will also continue on various
other mining properties with the goal of increasing resources and creating
additional shareholder value.


ON BEHALF OF AUROGIN RESOURCES LTD.

John H. Paterson, President and Chief Executive Officer

ON BEHALF OF MORGAIN MINERALS INC.

Christopher E. Babcock, President and Chief Executive Officer

Aurogin Resources Ltd. - Issued: 66,561,387 common shares

Morgain Minerals Inc. - Issued: 72,629,908 common shares

CAUTION REGARDING FORWARD LOOKING STATEMENTS:

The technical and pre-feasibility reports referred to above contain
"forward-looking statements" within the meaning of the United States Private
Securities Litigation Reform Act of 1995 and applicable Canadian securities
legislation. Forward-looking statements include, but are not limited to,
statements with respect to the future price of metals, timing of exploration
activities, mine life, economic viability and estimated internal rate of return,
estimation of mineral resources, the results of drilling, estimated future
capital and operating costs, future stripping ratios, projected mineral recovery
rates and plans for developing, the projects. Generally, these forward-looking
statements can be identified by the use of forward-looking terminology such as
"plans", "expects" or "does not expect", "is expected", "budget", "scheduled",
"estimates", "forecasts", "intends", "anticipates" or "does not anticipate", or
"believes", or variations of such words and phrases or state that certain
actions, events or results "may", "can", "could", "would", "might" or "will be
taken", "occur" or "be achieved". Forward-looking statements are subject to
known and unknown risks, uncertainties and other factors that may cause the
actual results, level of activity, performance or achievements of the companies
to be materially different from those expressed or implied by such
forward-looking statements, including but not limited to: risks related to the
exploration and potential development of the projects, risks related to
international operations, the actual results of current exploration activities,
conclusions of economic evaluations, changes in project parameters as plans
continue to be refined, future prices of metals. Although the companies have
attempted to identify important factors that could cause actual results to
differ materially from those contained in forward-looking statements, there may
be other factors that cause results not to be as anticipated, estimated or
intended. There can be no assurance that such statements will prove to be
accurate, as actual results and future events could differ materially from those
anticipated in such statements. Accordingly, readers should not place undue
reliance on forward-looking statements. The companies do not undertake to update
any forward-looking statements that are incorporated by reference herein, except
in accordance with applicable securities laws.