Saturday, September 26, 2026
MiningNewsTerminal
Saturday, September 26, 2026 Admin

FVI.TO ·

Fortuna commences installation of the SAG mill at its Séguéla gold Project in Côte d´Ivoire

Corporate Updates

Fortuna commences installation of the SAG mill at its

Séguéla gold Project in Côte d´Ivoire

Vancouver, December 19, 2022 – Fortuna Silver Mines Inc. (NYSE: FSM) (TSX: FVI) is pleased to provide

an update on construction activities at its Séguéla gold Project located in Côte d’Ivoire. All references to

dollar amounts in this news release are expressed in US dollars.

David Whittle, Chief Operating Officer - West Africa, commented, “We are pleased to report two

significant milestones in the construction process with the energization of the high voltage substation and

the commencement of the SAG mill installation.” Mr. Whittle added, “The project continues on-time and

on-budget with the majority of materials and equipment now on site. Focus has now shifted to operational

readiness in preparation for the commissioning of the processing plant with first gold pour expected in

mid-2023.”

Construction Highlights

• Overall project is 85 percent complete as of November 30, 2022 and first gold pour remains on

target for mid-2023

• SAG mill installation has commenced with all critical components on site

• Construction of the 90kV transmission line and high voltage substation is complete and energized

• Clearing of the Antenna Stage 1 Pit is complete and grade control drilling has commenced, ahead

of mining activities which are scheduled for the first quarter of 2023

Project construction overview

NYSE: FSM | TSX: FVI

www.fortunasilver.com NEWS RELEASE

- 2 -

Processing Plant

Lycopodium has progressed in advancing the critical path scopes for the processing plant. As of the start

of December, ongoing construction activities include:

• Installation of the SAG mill commenced with a Metso-Outotec representative on site

• Installation of carbon-in-leach (CIL) top-of-tank steel platform

• Assembly of conveyors

• Erection of the gold room commenced

• Mechanical equipment installations in the crushing, surge bin and milling and grinding areas

• Installation of overland piping and the 11kV overhead powerline commenced

The installation of the SAG mill remains on the project’s critical path and, despite global supply chain

challenges, all critical components are now on site significantly reducing risk to the project schedule.

CIL top-of-tank steel platform installation

SAG mill installation

Installation of the apron feeder in the crushing area

Thickener installation

- 3 -

Structural steel and mechanical equipment installation

in the surge bin area

Processing plant construction progress overview

Grid Connection

In early December , the high voltage substation and transformers were energized completing the grid

connection scope of work. Power is now available for reticulation to the site infrastructure; namely, the

processing plant ahead of commissioning activities in the second quarter of 2023.

High voltage substation and switchyard energized

Mining and Operational Readiness

Mota-Engil, the mining services contractor at Séguéla, is well underway with its mobilization activities for

the project. First deliveries of the mining fleet have arrived on site and are being commissioned, including

a 95 tonne excavator, two 100 tonne haul trucks, two dozers, one grader and two fuel trucks.

Preparations for the operational phase of the mine are progressing well. Construction progress in the

mine services area and explosives facilities is on-track to support commencement of mining activities in

the first quarter of 2023. Construction of the run-of-mine (ROM) pad has commenced along with grade

control drilling following the clearing of the Antenna Stage 1 Pit.

- 4 -

Mine services area

Orders for spare parts, consumables and lubricants have been placed and are expected to arrive on site

in the first quarter of 2023. Planning for the processing plant commissioning is underway with power and

water supply available. Earthworks and high density polyethylene (HDPE) lining of the tailings storage

facility (TSF) is expected to be completed by year end.

Cost

As of November 30, 2022, approximately $169 million of the total approved budget of $173.5 million,

including $8.9 million contingency, has been committed. The total commitments to date include contracts

for a guaranteed maximum price of $87 million, fixed price contracts for $15.4 million and earthworks bill

of quantity and schedule of rates for $13.7 million.

Schedule

Construction at Séguéla is tracking on schedule with the project’s next major milestones below:

- 5 -

Further updates on the construction of the Séguéla gold Project will be provided as the development of

the project proceeds. Séguéla´s construction photo gallery can be accessed here.

Qualified Person

Raul Espinoza, Director of Technical Services for the Company, is a Fellow member and Chartered

Professional of the Australasian Institute of Mining and Metallurgy (FAusIMM CP) and a Qualified Person

as defined by National Instrument 43-101, Standards of Disclosure for Mineral Projects. Mr. Espinoza has

reviewed and approved the scientific and technical information pertaining to the Séguéla Gold Project

contained in this news release and has verified the underlying data.

About Fortuna Silver Mines Inc.

Fortuna Silver Mines Inc. is a Canadian precious metals mining company with four operating mines in

Argentina, Burkina Faso, Mexico and Peru, and a fifth mine under construction in Côte d'Ivoire.

Sustainability is integral to all our operations and relationships. We produce gold and silver and generate

shared value over the long -term for our stakeholders through efficient production, environmental

protection, and social responsibility. For more information, please visit our website.

ON BEHALF OF THE BOARD

Jorge A. Ganoza

President, CEO, and Director

Fortuna Silver Mines Inc.

Investor Relations:

Carlos Baca | [email protected] | Twitter: @Fortuna_Silver | LinkedIn: fortunasilvermines

Forward looking Statements

This news release contains forward looking statements which constitute “forward looking information” within the meaning of

applicable Canadian securities legislation and “forward looking statements” within the meaning of the “safe harbor” provision s

of the Private Securities Litigation Reform Act of 1995 (collectively, “Forward looking Statements”). All statements included herein,

other than statements of historical fact, are Forward looking Statements and are subject to a variety of known and unknown risks

and uncertainties which could cause actual events or results to differ materially from those reflected in the Forward looking

Statements. The Forward looking Statements in this news release may include, without limitation, statements about the

Company’s plans for the construction of an open pit gold mine at the Séguéla gold Project, including the timeline for construction,

the costs of constructing the mine, the securing of contracts necessary for the construction of the mine, the timing of the delivery

of equipment to the project; the signing of the Mining Convention with the Government of Côte d’Ivoire, the ability to sign

contracts for outstanding equipment and services in line with the estimates for same, the timing of the first gold pour; the

Company’s business strategy, plans and outlook; the merit of the Company’s mineral properties; mineral resource and reserve

estimates; timelines; the future financial or operating performance of the Company; expenditures; approvals and other matters .

Often, but not always, these Forward looking Statements can be identified by the use of words such as “estimated”, “potential”,

“open”, “future”, “assumed”, “projected”, “used”, “detailed”, “has been”, “gain”, “planned”, “reflecting”, “will”, “containi ng”,

“remaining”, “to be”, or statements that events, “could” or “should” occur or be achieved and similar expressions, including

negative variations.

Forward looking Statements involve known and unknown risks, uncertainties and other factors which may cause the actual results,

performance or achievements of the Company to be materially different from any results, performance or achievements expressed

or implied by the Forward looking Statements. Such uncertainties and factors include, among others, changes in general economic

conditions and financial markets; the duration and effects of the COVID -19 pandemic on our operations and workforce and the

- 6 -

effects on the global economy and society; changes in prices for silver, gold and other metals; changes in the prices of supp lies

required for the construction at the Séguéla gold Project such as equipment and services; the ability to sign the Mining Convention

on terms currently contemplated and acceptable to the Company; technological and operational hazards in Fortuna’s mining and

mine development activities; risks inherent in mineral exploration; fluctuations in prices for energy, labor, materials, supplies and

services; fluctuations in currencies; increases in inflation; uncertainties inherent in the estimation of mineral rese rves, mineral

resources, and metal recoveries; our ability to obtain all necessary permits, licenses and regulatory approvals in a timely manner;

governmental and other approvals; political unrest or instability in countries where Fortuna is active; labor relations issues; as

well as those factors discussed under “Risk Factors” in the Company's Annual Information Form. Although the Company has

attempted to identify important factors that could cause actual actions, events or results to differ materially from those described

in Forward looking Statements, there may be other factors that cause actions, events or results to differ from those anticipa ted,

estimated or intended.

Forward looking Statements contained herein are based on the assumptions, beliefs, expectations and opinions of management,

including but not limited to that the construction at the Séguéla gold Project will continue on the time line and in accordance with

the budget as planned; that COVID -19 and the current inflationary environment will not have an adverse effect on the cost of

construction of the mine at the Séguéla gold Project and will not adversely affect the supply chain and delivery of materials and

equipment for the construction; expected trends in mineral prices and currency exch ange rates; that there will be no adverse

weather conditions that will delay work at the project; that the Company’s activities will be in accordance with the Company’ s

public statements and stated goals; that there will be no material adverse change affec ting the Company or its properties; that

all required approvals will be obtained; that there will be no significant disruptions affecting operations , and such other

assumptions as set out herein. Forward looking Statements are made as of the date hereof an d the Company disclaims any

obligation to update any Forward looking Statements, whether as a result of new information, future events or results or

otherwise, except as required by law. There can be no assurance that Forward looking Statements will prove to be accurate, as

actual results and future events could differ materially from those anticipated in such statements. Accordingly, investors sh ould

not place undue reliance on Forward looking Statements.