ANDEAN SILVER LIMITED — AGM Information 2021

Oct 18, 2021

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MITRE MINING CORPORATION LIMITED

ACN 645 578 454

Addendum to Notice of Annual General Meeting

Mitre Mining Corporation Limited ( Company ) hereby gives notice to Shareholders that, in relation to the Notice of Annual General Meeting dated 14 October 2021 ( Notice ) in respect of the annual general meeting to be held virtually via webinar on Wednesday, 24 November 2021 at 2.00pm (AEDT) ( Meeting ), the Directors have determined to amend the Notice by the inclusion of an additional item to the Agenda as follows:

Annual Report

To consider the Annual Report of the Company and its controlled entities for the financial year ended 30 June 2021, which includes the Financial Report, the Directors' Report and the Auditor's Report.

Note: there is no requirement for Shareholders to approve the Annual Report.

In accordance with section 317 of the Corporations Act, Shareholders will be offered the opportunity to discuss the Annual Report, including the Financial Report, the Directors' Report and the Auditor's Report for the financial year ended 30 June 2021.

At the Meeting, Shareholders will be offered the opportunity to:

• (a) discuss the Annual Report which will be made available online at https://mitremining.com.au/ ;

• (b) ask questions about, or comment on, the management of the Company; and

• (c) ask the auditor questions about the conduct of the audit and the preparation and content of the Auditor's Report.

In addition to taking questions at the Meeting, written questions to the Chair about the management of the Company, or to the Company's auditor about:

• (a) the preparation and content of the Auditor's Report;

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• (b) the conduct of the audit;

• (c) accounting policies adopted by the Company in relation to the preparation of the financial statements; and

• (d) the independence of the auditor in relation to the conduct of the audit,

may be submitted no later than five business days before the Meeting to the Company Secretary at the Company's registered office.

The Company will not provide a hard copy of the Company’s Annual Report to Shareholders unless specifically requested to do so.

This Addendum is supplemental to the original Notice and should be read in conjunction with the Notice.

Should you wish to discuss the matters set out in this Addendum, please do not hesitate to contact the Company on (03) 9614 0600.

BY ORDER OF THE BOARD

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Adrien Wing Non-Executive Director and Company Secretary Mitre Mining Corporation Limited Dated: 19 October 2021