Uranium Energy Corp.: Exhibit 10.23 - Filed by newsfilecorp.com






MEMORANDUM GIVING NOTICE OF EXTENSION TO

MINING LEASE OPTION AGREEMENT 


	STATE OF TEXAS 	§ 
	  	§ 
	COUNTY OF DUVAL 	§ 



           On
June 28, 2007, White Bell Ranch, whose address is c/o Frank Z. Jemison, Jr., 35
Union Ave., Suite 200, Memphis, Tennessee 38103 (“Lessor”) and South Texas
Mining Venture, L.L.P., whose address is P.O. Box 2955, Corpus Christi, Texas
78403 (“Lessee”) entered into an Exploratory Lease and Uranium Mining Lease
Option. a memorandum of which is recorded in Volume 464, Page 256 of the
Official Records of Duval County, Texas (“Option Agreement”) granting to Lessee
certain uranium exploration rights covering 3,043.69 acres, more or less, in
Duval County, Texas, all as more particularly described in the Option Agreement.


          
This memorandum is executed by Lessor and Lessee to provide notice of an
extension to the Option Agreement for a term ending on May 24, 2008. Executed
copies of the Option Agreement and the amendment extending the Option Agreement
are in the possession of Lessor and Lessee. 

          
This Memorandum Giving Notice of Extension to Mining Lease Option Agreement may
be executed in multiple counterparts, each of which shall be deemed an original
for all purposes. 

           Executed
on the dates of the respective acknowledgements of the parties, but effective as
of the 26th day of March, 2008. 

	 	LESSOR: 
	 	WHITE BELL RANCH 
	 	  	  
	 	By: 	“Frank
      Jemison” 
	 	  	Name: Frank Jemison 
	 	  	Title: Partner 
	 	  	  
	 	  	  
	 	LESSEE: 
	 	SOUTH TEXAS MINING VENTURE,
      L.L.P. 
	 	  	  
	 	By:  	URN South Texas Project,
  Ltd.,
	 	  	General Partner 
	 	  	By: URN Texas GP, LLC, 
	 	  	General Partner 
	 	  	  
	 	By: 	“Dennis E. Stover” 
	 	  	Name: Dennis E. Stover 
	 	  	Title: President 
	 	By: 	Everest Exploration, Inc., 
	 	  	General Partner
	 	  	  
	 	  	  
	 	By: 	“James
      T. Clark” 
	 	  	James T. Clark, rResident







ACKNOWLEDGEMENTS 


	STATE OF TEXAS 	§ 
	  	§ 
	COUNTY OF NUECES 	§ 



          
This instrument was acknowledged before me on this _27th__ day of March,
2008 by Frank Z. Jemison, Jr., Partner of White Bell Ranch. 


	“Kathie
      Calderon”                                 
                       
    
	Notary Public, State of Tennessee






	STATE OF OKLAHOMA 	§ 
	  	§ 
	COUNTY OF OKLAHOMA 	§ 



          
This instrument was acknowledged before me on this __31st___ day of
March, 2008 by Dennis E. Stover, President of URN Texas GP, LLC,
in its capacity as general partner of URN South Texas Project, Ltd., in its
capacity as general partner of South Texas Mining Venture, L.L.P., a
Texas limited partnership, on behalf of said partnership. 


	“Kay M.
      Walker”                                  
      
	Notary Public, State of Oklahoma 
	Commission No. 0020645 
	Notary Expires 1/27/09 





	STATE OF TEXAS 	§ 
	  	§ 
	COUNTY OF NUECES 	§ 



          
This instrument was acknowledged before me on this __27th__ day of March,
2008 by James T. Clark, President of Everest Exploration, Inc., in its capacity
as general partner of South Texas Mining Venture, L.L.P., a Texas limited
partnership, on behalf of said partnership. 


	“Kathie
      Calderon”                           
        
	Notary Public, State of Texas








NOTICE OF CONFIDENTIALITY RIGHTS: IF YOU ARE A NATURAL
PERSON, YOU MAY REMOVE OR STRIKE ANY OF THE FOLLOWING INFORMATION FROM THIS
INSTRUMENT BEFORE IT IS FILED FOR RECORD IN THE PUBLIC RECORDS: YOUR SOCIAL
SECURITY NUMBER OR YOUR DRIVER'S LICENSE NUMBER. 

MEMORANDUM OF EXPLORATORY LEASE AND URANIUM MINING LEASE
OPTION 


	STATE OF TEXAS 	§ 
	  	§ 
	COUNTY OF DUVAL 	§ 



          
THIS AGREEMENT, dated as of June 28, 2007, made by and between White Bell
Ranch, whose address is c/o Frank Z. Jemison, Jr., 35 Union Ave., Suite 200,
Memphis, Tennessee 38103, hereinafter referred to as "Lessor", and South Texas
Mining Venture, L.L.P., a Texas limited partnership, its successors and assigns,
whose address is P.O. Box 2955, Corpus Christi, Texas 78403, hereinafter
referred to "Lessee", do hereby acknowledge and give notice that Lessor has
entered into an In-Situ Uranium Mining Lease with Lessee, covering the lands and
premises situated in Duval County, Texas, more fully described as follows: 

3043.69 acres of land, more or less,
being the same lands described in Deed of Conveyance dated January 1, 1995 from
Stanley H. Trezevant, Jr., Grantor to Frank Z. Jemison, Jr., Grantee, recorded
at Volume 183, Page 399 of the Official Records of Duval County, Texas. 

           It
is expressly provided that this Exploratory Lease and Uranium Mining Lease
Option covers only the uranium, thorium, molybdenum, vanadium, and all other
fissionable materials, together with all minerals, metals, materials, elements,
compounds, solutions and mixtures which are necessarily produced in solution
with, and incidental to, the production of the above-named substances in and
under said lands above described. 

          
Said Exploratory Lease and Uranium Mining Lease Option shall have an "Effective
Date" of June 28, 2007 and provides for a primary term of Nine (9) Months,
subject to all of the terms, conditions and provisions as set out in said
Exploratory Lease and Uranium Mining Lease Option. The original of such
Exploratory Lease and Uranium Mining Lease Option is in the office of the
Lessee, where it is open to examination and investigation by interested parties
during reasonable business hours. 

          
This notice is given to place every person on notice of the existence of said
Exploratory Lease and Uranium Mining Lease Option, and all of the terms,
provisions and conditions thereof; and this notice is given in lieu of filing
the original of such Exploratory Lease and Uranium Mining Lease Option for
record in Duval County, Texas. 

          
EXECUTED this the 5th day of December, 2007, but effective as of
June 28, 2007. 

	LESSOR: 
	WHITE BELL RANCH 
	  	  
	By: 	“Frank Z. Jemison,
      Jr.”                                   
       
	  	Frank Z. Jemison, Jr. 
	  	Partner 







	LESSEE: 
	SOUTH TEXAS MINING 
	VENTURE, L.L.P. 
	  	  
	By: URN South Texas Project, Ltd., 
		  
	         General Partner
    
	          By: URN
      Texas GP, LLC, 
	         General Partner
    
	  	  
	By: 	“Dennis E.
      Stover”              
       
	  	Name: Dennis E. Stover 
	  	Title: President 
	  	  
	 By: 	Everest Exploration, Inc., 
	  	General Partner 
	  	  
	 By: 	“James T.
      Clark”                    
            
	  	   James T. Clark 
	  	   President 




	STATE OF TENNESSEE 	§ 
	  	§ 
	COUNTY OF SHELBY 	§ 



          
This instrument was acknowledged before me on this _5th____ day of
December, 2007 by Frank Z. Jemison, Jr., Partner of White Bell
Ranch. 


	“Robert D.
      Hyde”                               
      
	Notary Public, State of Tennessee






	STATE OF TEXAS 	§ 
	  	§ 
	COUNTY OF NUECES 	§




          
This instrument was acknowledged before me on the _29th____ day of
October, 2007 by Dennis E. Stover, President of URN Texas
GP, LLC, in its capacity as general partner of URN South Texas Project, Ltd., in
its capacity as general partner of South Texas Mining Venture, L.L.P., a
Texas limited partnership, on behalf of said partnership. 


	“Kathie
      Calderon”                                
      
	Notary Public, State of Texas






	STATE OF TEXAS 	§ 
	  	§ 
	COUNTY OF NUECES 	§




          
This instrument was acknowledged before me on the 29th____ day of
October, 2007 by James T. Clark, President of Everest Exploration, Inc.,
in its capacity as general partner of South Texas Mining Venture, L.L.P.,
a Texas limited partnership, on behalf of said partnership. 


	“Kathie
      Calderon”                                    
      
	Notary Public, State of Texas