RELINQUISHMENT and SURRENDER of LEASE and OPTION

RELINQUISHMENT and SURRENDER of LEASE and OPTION

FOR GOOD AND VALUABLE CONSIDERATION, the receipt and sufficiency of which being hereby acknowledged, Yellowcake Mining, Inc. (the “Lessee”), and Eagle Venture Group LLC (the “Lessor”), under a certain lease and option agreement made between the parties dated December 28, 2007 (the “Lease and Option”), do hereby mutually agree to terminate and cancel said Lease and Option effective immediately and all rights and obligations under said Lease and Option are hereby cancelled.

All the interests of Lessee in the property under or by virtue of the Lease and Option are hereby absolutely extinguished effective immediately . The Lessee hereby releases the Lessor from all obligations arising under the Lease and Option. The Lessor hereby releases the Lessee from all obligations arising under the Lease and Option.

The Lessee hereby quits claims to the real property more particularly described in Schedule “A” attached hereto, together with all appurtenances and water rights incident thereto.

This agreement shall be binding upon the parties, their successors, assigns and personal representatives.

In witness whereof, the Lessee has signed this 15th day of May, 2009.

YELLOWCAKE MINING INC.

On this 15th day of May, 2009, there personally came before me William Tafuri, as President and CEO of Yellowcake Mining, Inc., a Nevada corporation and acknowledged the foregoing to be his free act and deed in his said capacity and the free act and deed of said a Nevada corporation.

/s/ Karen Richardson

NOTARY PUBLIC

My Commission Expires:

My commission never expires

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Schedule “A”

Mining Properties and Disclosure of Matters Relating to Mining Properties

The Switchback Claims

Legal Description: