Exhibit 23.3
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SRK Consulting (U.S.), Inc. 1125 17th Street, Suite 600 Denver, CO 80202 United States
T: +1 303 985 1333 F: +1 303 985 9947
denver@srk.com www.srk.com | |||||
February 23, 2026
MP Materials Corp.
1700 S. Pavilion Center Drive, Suite 800
Las Vegas, Nevada 89135
Attention: Ryan Corbett
Chief Financial Officer
Dear Mr. Corbett:
Consent Letter – Mountain Pass Technical Report Summary
In connection with the Registration Statement on Form S-8 and any amendments or supplements and/or exhibits thereto (collectively, the “Form S-8”) to be filed by MP Materials Corp. (the “Company”) with the U.S. Securities and Exchange Commission (“SEC”), SRK Consulting (U.S.), Inc. (“SRK”), hereby consents to:
| (1) | the filing and/or incorporation by reference by the Company and use of the Technical Report Summary titled “SEC Technical Report Summary, Pre-Feasibility Study, Mountain Pass Mine, San Bernardino County, California” with an effective date of October 1, 2025, and a report date of February 16, 2026 (the “Technical Report Summary”) that was prepared in accordance with Subpart 1300 of Regulation S-K promulgated by the SEC, as an exhibit to and referenced in the Form S-8; |
| (2) | the use of and references to SRK’s name as a “qualified person” (as defined in Subpart 1300 of Regulation S-K promulgated by the SEC), in connection with the Form S-8 and any such Technical Report Summary; and |
| (3) | the use of any quotation from, or summarization of, the particular section or sections of the Technical Report Summary in the Form S-8, to the extent it was prepared by SRK, that SRK supervised its preparation of and/or that was reviewed and approved by SRK, that is included or incorporated by reference to the Form S-8. |
SRK is responsible for, and this consent pertains to the following sections of the Technical Report Summary:
| • | Portions of Sections 1, 10, 14, 18, 22, 23, 24, and 25 |
| • | Sections 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 15, 17, 19, 20, 21 |
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