July 26, 2021

VIA EDGAR

Securities and Exchange Commission
Division of Corporation Finance

Office of Manufacturing
100 F Street, N.E.
Washington, D.C. 20549

Attention:		Jay Mumford
	Re:	Metals Acquisition Corp Registration Statement on Form S-1 File No. 333-257854

Ladies and Gentlemen:

Pursuant to Rule 461 of the General Rules and Regulations under the Securities Act of 1933, as amended (the “Act”), the undersigned hereby joins in the request of Metals Acquisition Corp that the effective date of the above-referenced Registration Statement be accelerated so as to permit it to become effective at 4:00 p.m., Eastern Time, on July 28, 2021, or as soon thereafter as practicable, or at such other time as the Company or its outside counsel, Paul Hastings LLP, request by telephone that such Registration Statement be declared effective.

Pursuant to Rule 460 of the General Rules and Regulations under the Act, the undersigned advises that, as of the date hereof, approximately 300 copies of the preliminary prospectus dated July 22, 2021 have been distributed to prospective underwriters and dealers, institutional investors, retail investors and others.

The undersigned advises that the several underwriters have complied and will continue to comply with the requirements of Rule 15c2-8 under the Securities Exchange Act of 1934, as amended.

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[Signature Page Follows]

Very truly yours,
Citigroup Global Markets Inc.
By:	/s/ Arash Nazhad
Name:  Arash Nazhad
Title:    Director

[Signature Page to Underwriters’ Acceleration Request Letter]