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**AMENDMENT        TO AGREEMENTS**

**RECITALS**

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| 1.   | The                Areas of Mutual Interest contained in the PSA, MVA, Amendment #1                and Green                River North are amended and replaced in their entirety as                follows: |
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| (i)   | the                area of mutual interest for the Sheep Mountain Properties shall be                one (1)                mile from the exterior boundary of the Sheep Mountain unpatented                mining                claims and the Wyoming State Lease as shown on Exhibit 1, excluding                however, the Sweetwater Mill and the Green Mountain uranium properties                owned by Rio Tinto; |
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| (ii)   | the                area of mutual interest for the Burro Canyon properties contained                in                Amendment #1 shall be one (1) mile from the exterior boundary of                the                unpatented mining claims contained in the Burro Canyon Project as                shown on                Exhibit 2; |
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| (iii)   | the                area of mutual interest for the Breccia Pipes properties contained                in                Amendment #1 shall be the area covered by the aerial survey as shown                on                Exhibit 3, and |
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| (iv)   | the                area of mutual interest for the Green River North properties shall                be one                (1) mile from the exterior boundary of the Green River North unpatented                mining claims lying north of the north right-of-way of Interstate                70 as                shown on Exhibit 4. |
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| 2.   | Conditioned                upon and effective as of the closing of the Uranium One Transaction,                the                Green River South properties are deleted and removed from Green River                Agreement and the USE Parties hereby agree to quitclaim and /or relinquish                all rights, responsibilities and obligations to the Green River South                properties, including the Sahara MVA, to                UPC. |
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| 3.   | The                UPC Agreements are hereby amended to grant the USE Parties the right                to                transfer all rights, responsibilities and obligations of the UPC                Agreements (excluding Green River South) to the Buyers, including                but not                limited to the right to receive all payments provided in the UPC                Agreements. UPC agrees to execute the attached Consent, Waiver and                Agreement attached as Exhibit 5, thereby, among other things, (i)                waiving                any and all rights it may have to any preemptive rights, rights of                first                refusal or similar rights with respect to the sale and |
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| 4.   | Conditioned                upon the closing of the Uranium One Transaction, the USE Parties                agree to                provide to UPC access to copy or otherwise use of the USE uranium                libraries for a period of three (3) years from the closing of the                Uranium                One Transaction. |
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| 5.   | The                address and contact information for UPC contained in the notice provisions                of the UPC Agreements is amended as                follows: |
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| 6.   | Upon                the closing of the Uranium One Transaction, the USE Parties shall                have no                further rights, responsibilities or obligations to UPC except for                providing access to the USE Parties’ uranium libraries as provided above                and any liability for a pre-closing breach by the USE Parties or                a                pre-closing indemnity obligation of the USE Parties under the UPC                Agreements. |
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| 7.   | All                other terms and conditions of the UPC Agreements shall remain unchanged                by                this Amendment to Agreements. |
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**URANIUM        POWER CORP.**

**U.S.        ENERGY CORP.**

**U.S.        ENERGY CORP. and CRESTED CORP. dba as USECC, a JOINT        VENTURE**

**U.S.        ENERGY CORP.**

**CRESTED        CORP.**

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