Ivanhoe Mines files new NI 43-101 technical report for the Platreef palladium, rhodium, nickel, platinum, copper and gold project in South Africa

March 11, 2022

Ivanhoe Mines files new NI 43-101 technical report

for the Platreef palladium, rhodium, nickel, platinum, copper and

gold project in South Africa

MOKOPANE, SOUTH AFRICA – Ivanhoe Mines (TSX: IVN; OTCQX: IVPAF) announced today

that the company has filed a new National Instrument 43-101 (NI 43-101) technical report

covering the Platreef 2022 Feasibility Study.

The updated NI 43-101 technical report includes an independent feasibility study for the initial

two phases of development for the Platreef Mine to a steady state production rate of 5.2 million

tonnes of ore per annum.

The Platreef 2022 Feasibility Study Technical Report was independently prepared by OreWin

Pty Ltd. of Adelaide, Australia; Mine Technical Services of Reno, USA; SRK Consulting Inc. of

Johannesburg, South Africa; DRA Global of Johannesburg, South Africa; and Golder

Associates Africa of Midrand, South Africa.

Ivanhoe Mines indirectly owns 64% of the Platreef Project through its subsidiary, Ivanplats,

and is directing all mine development work. The South African beneficiaries of the approved

broad-based, black economic empowerment structure have a 26% stake in the Platreef

Project. The remaining 10% is owned by a Japanese consortium of ITOCHU Corporation;

Japan Oil, Gas and Metals National Corporation; ITC Platinum Development Ltd., an ITOCHU

affiliate; and Japan Gas Corporation.

The technical report titled “Platreef 2022 Feasibility Study” has been filed on the SEDAR

website at www.sedar.com and on the Ivanhoe Mines website at www.ivanhoemines.com.

Information contacts

Investors: Bill Trenaman +1.604.331.9834 / Media: Matthew Keevil +1.604. 558.1034