Exhibit 23.1

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Consent of Independent Registered Public Accounting Firm

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We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-271913) and Form S-8 (Nos. 333-214958 and 333-171779) of Gold Resource Corporation of our report dated March 18, 2026, relating to the consolidated financial statements, which appears in this Annual Report on Form 10-K.

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/s/ BDO USA, P.C.

Spokane, Washington

March 18, 2026