EX-10.1



 Exhibit 10.1 
  

			
		  	Amendment to Agreement
	  	No. 9600048977

 Confidential portions of this exhibit have been omitted and filed separately with the Securities and Exchange Commission
under a confidential treatment request. The redacted terms have been marked in this exhibit at the appropriate place with “XXX”. 

Fourth Amendment to the Proppant Supply Agreement 

This Fourth Amendment to the Proppant Supply Agreement is entered into as May 15, 2015 (the “Effective Date”), by and between Halliburton
Energy Services, Inc. (“Halliburton”) and Carbo Ceramics (“Seller”). 
 WITNESSETH: 

WHEREAS, Halliburton and Seller entered into a Proppant Supply Agreement dated August 28th 2008
(“Agreement”); 
 WHEREAS, Halliburton and Seller wish to amend the Agreement to reflect certain changes as set forth herein. 

NOW, THEREFORE, in consideration of the premises, the terms and conditions stated herein, and other good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, the Parties hereto hereby agree as follows: 
  

	 	1.	New Exhibit F to the Agreement. The following is added and incorporated by this reference to the Agreement new Exhibit F - Carbo Ceramics – North America Detention and Demurrage accessorial


 Except as otherwise expressly modified or amended herein, all terms and conditions contained in the Agreement shall remain in full
force and effect and shall not be altered or changed by this Amendment. The Agreement, as amended by this Fourth Amendment, shall constitute the entire agreement of the parties. All references to Sections in the Fourth Amendment correspond to
Sections contained in the Agreement unless otherwise expressly stated. 
 IN WITNESS WHEREOF, Seller and Halliburton have caused this Fourth Amendment to be
duly executed by their authorized representatives as of the Effective Date. 
  

			
	Halliburton Energy Services, Inc.	 	Carbo Ceramics
		
	Signature: /s/ Paul Hanks	 	Signature: /s/ Ernesto Bautista III
		
	Printed Name: Paul Hanks	 	Printed Name: Ernesto Bautista III
		
	Title: Logistics Director	 	Title: Chief Financial Officer
		
	Date: September 25, 2015	 	Date: September 24, 2015








 Exhibit F Detention 

Effective May 15, 2015, Halliburton and Carbo Ceramics agree to the fixed Detention fee of: 

 

											
	 Accessorial
	  	 Definition
	  	 Method
	  	 Rate
	  	 Notes
	  	 Approval Required

	Trucking Detention	  	Detention is the number of billable hours a truck is detained beyond allowed free time.	  	Per Hour	  	$XXX in the south region and $XXX in the North Region	  	In North America, after the first XXX hours at unloading site, Detention will be paid at $XXX per hour in the south and $XXX in the North. Time spent unloading must be noted and verified by location. Once a truck has accumulated XXX
hours of demurrage at unloading site, CARBO will notify Halliburton’s logistics department by email or telephone.	  	YES
 Halliburton
approver’s name and
USER ID must be
provided on
invoice.

						
	Rail Demurrage	  	Demurrage is a fee charged for the extended use or storage of rail cars	  	Per Day	  	$XXX	  	 XXX
	  	YES 
 Halliburton
approver’s name and
USER ID must be
provided on invoice.


  

			
	Halliburton Energy Services, Inc.	 	Carbo Ceramics
		
	Signature: /s/ Paul Hanks	 	Signature: /s/ Ernesto Bautista III
		
	Printed Name: Paul Hanks	 	Printed Name: Ernesto Bautista III
		
	Title: Logistics Director	 	Title: Chief Financial Officer
		
	Date: September 25, 2015	 	Date: September 24, 2015