Relinquishment and Surrender of Lease and Option with Bruce L. Beck dated May 15, 2009

RELINQUISHMENT and SURRENDER of LEASE and OPTION

Yellowcake Mining, Inc. (the “Lessee”), pursuant to a certain lease and option agreement made between the Lessee and Bruce L. Beck (the “Lessor”) dated December 28, 2007 (the “Lease and Option”), hereby terminates and cancels 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 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

Schedule “A”

Mining Properties and Disclosure of Matters Relating to Mining Properties

The Mintwo claims

Legal Description:

- 2 -

Disclosure of Matters Relating to Mining Properties

Lessor’s title to the Mining Properties is expressly subject to the following defects, encroachments, impairments or overlaps of the Mining Properties, upon rights of others.