FIRST AMENDMENT TO REGISTRATION RIGHTS AGREEMENT

Exhibit 10.1

FIRST AMENDMENT TO REGISTRATION RIGHTS AGREEMENT

This First Amendment to Registration Rights Agreement (this “Amendment”) is made and entered into as of January 31, 2013 by and between Hi-Crush Partners LP, a Delaware limited partnership (the “Partnership”), and Hi-Crush Proppants LLC, a Delaware limited liability company (the “Sponsor”).

Capitalized terms used herein but not otherwise defined herein shall have the meanings ascribed to them in that certain Registration Rights Agreement, entered into as of August 20, 2012 (the “Registration Rights Agreement”), by and between the Partnership and the Sponsor (each a “Party,” and together, the “Parties”).

RECITALS:

WHEREAS, Section 3.11 of the Registration Rights Agreement provides that such agreement may be amended by the written agreement of the Partnership and the Holders of a majority of the then outstanding Registrable Securities; and

WHEREAS, pursuant to the foregoing authority, and in connection with the issuance of Class B Units (as such term is defined in the Second Amended and Restated Agreement of Limited Partnership of Hi-Crush Partners LP, dated as of January 31, 2013) pursuant to the Contribution Agreement, dated as of January 31, 2013, by and among the Sponsor, the Partnership and Hi-Crush Augusta LLC, a Delaware limited liability company (the “Class B Unit Contribution Agreement”), the Parties desire to amend the Registration Rights Agreement as set forth herein.

NOW, THEREFORE, in consideration of the mutual covenants and agreements set forth herein and for good and valuable consideration, the receipt and sufficiency of which is hereby acknowledged by each party hereto, the parties hereby agree as follows:

Section 1. Amendments to Registration Rights Agreement

(a) Amendments to Section 1.01.

““Class B Unit Contribution Agreement” means the Contribution Agreement, dated as of January 31, 2013, by and among Sponsor, the Partnership and Hi-Crush Augusta LLC, a Delaware limited liability company.”

““Registrable Securities” means the aggregate number of (i) Common Units issued (or issuable) to Sponsor pursuant to the Contribution Agreement (including pursuant to the Deferred Issuance and Distribution); (ii) Subordinated Units; (iii) Common Units issuable upon conversion of the

Subordinated Units or the Combined Interests pursuant to the terms of the Partnership Agreement; and (iv) Common Units issuable upon conversion of the Class B Units issued pursuant to the Class B Unit Contribution Agreement, which Registrable Securities are subject to the rights provided herein until such rights terminate pursuant to the provisions hereof.”

Section 2. General Provisions.

(a) Amendment. No amendment of this Amendment shall be valid unless such amendment is made in accordance with Section 3.11 of the Registration Rights Agreement.

(b) Counterparts. This Amendment may be executed in any number of counterparts and by different parties hereto in separate counterparts, each of which counterparts, when so executed and delivered, shall be deemed to be an original and all of which counterparts, taken together, shall constitute but one and the same Amendment.

(c) Governing Law. The Laws of the State of New York shall govern this Amendment.

(d) Severability of Provisions. Any provision of this Amendment that is prohibited or unenforceable in any jurisdiction shall, as to such jurisdiction, be ineffective to the extent of such prohibition or unenforceability without invalidating the remaining provisions hereof or affecting or impairing the validity or enforceability of such provision in any other jurisdiction.

(e) Effect of the Amendment. Except as amended by this Amendment, all other terms of the Registration Rights Agreement shall continue in full force and effect and remain unchanged and are hereby confirmed in all respects by each Party.

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IN WITNESS WHEREOF, the parties hereto execute this Amendment, effective as of the date first written above.

FIRST AMENDMENT TO REGISTRATION RIGHTS AGREEMENT