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Canterra Minerals Announces Staking of Highly Prospective Critical Metals Mineral Claims and Identifies New Zinc-Copper Massive Sulphide Targets in Newfoundland

Mergers & Acquisitions Property Options & Staking Exploration Programs

Suite 1020, 625 Howe Street

Vancouver, British Columbia

V6C 2T6 Canada

e: [email protected]

p: +1 (604) 687-6644

w: canterraminerals.com

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Canterra Minerals Announces Staking of Highly Prospective Critical Metals Mineral Claims

and Identifies New Zinc-Copper Massive Sulphide Targets in Newfoundland

Vancouver, B.C. (June 13, 2023) – Canterra Minerals Corporation (TSXV:CTM) (OTCQB: CTMCF) (“Canterra” or the

“Company”) has expanded the land position of its 100% owned Long Lake critical minerals massive-sulphide project

(the “Long Lake Project”), located in central Newfoundland through staking. The staking involved the addition of 15

claims over 374 hectares.

Key Points:

• The new claims cover the strike extensions of the Long Lake massive-sulphide mineralization and

encompasses drilling by past operators

• Results from the 2022 IP survey have revealed several high priority drill targets located outside of the

current mineral resource

• Mineralization open for extension and expansion to the southwest and northeast along strike

• Previous drill highlights include:

o 7.5m of 14.07% zinc equivalent (“ZnEq”) (1.4% Cu, 2.9% Pb, 6.7% Zn, 67.6g/t Ag, 0.56g/t Au);

and,

o 7.3m of 24.16% ZnEq (1.0% Cu, 2.8% Pb, 16.9% Zn, 85.3 g/t Ag, 0.68g/t Au)(1)

“Although Long Lake has an established mineral resource, Long Lake is very much an exploration opportunity in the

heart of past critical minerals production camp in central Newfoundland . Recent IP results indicate there are

significant chargeability anomalies that exist outside of the known resource that coincide with other gravity

anomalies and favourable geology, which makes for compelling drill targets. In staking these new claims, we now

own the most prospective exploration targets on this highly prospective critical minera ls project,” stated Chris

Pennimpede, President & CEO of Canterra. “We look forward to the start of exploration on our resource-stage critical

minerals projects In Newfoundland.”

Long Lake Project

The Long Lake Project is located 50 kilometres (“km”) southwest of the Duck Pond mine (90 km by road) and covers

40km2, located immediately to the north of Marathon Gold’s Victory Deposit. The Long Lake Project is underlain by

the volcanic Tulks Hill Group (Victoria Lake Supergroup) and contains the Long Lake “Main Zone” VMS deposit, which

is hosted on the limb of an isoclinal syncline. The results of a 2012 Mineral Resource Estimate (“MRE”) for the Main

Zone are shown below (Table 1).Mineralization was extended by drilling in 2014 by previous operators (not included

in the MRE).

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Figure 1: New claims staked by Canterra expanding the Long Lake Project

Table 1: 2012 NI 43-101 Compliant Long Lake Deposit Mineral Resource Estimate

Deposit Category Tonnes Au (g/t) Ag (g/t) Zn (%) Pb (%) Cu (%) ZnEq (%)

Long Lake(1) Indicated 407,000 0.57 49.00 7.82 1.58 0.97 12.41

Inferred 78,000 0.48 34.00 5.77 1.24 0.70 9.15

(1) Based on a 7.0% ZnEq Cutoff from the technical report entitled “Independent Technical Report for the Main Zone of the Long La ke

Volcanic Massive Sulphide Project, Newfoundland and Labrador, Canada” prepared for Messina Minerals Inc., Report Date: April 16,

2012, Effective Date: March 13, 2012, as prepared by SRK Consulting (Canada) Inc. All figures have been rounded to reflect the relative

accuracy of the estimates.

2022 IP Survey Results

In summer 2022 Canterra engaged Simcoe Geoscience to perform high resolution Alpha -IP over the Long Lake

Project to help identify new drill targets. Two IP lines (18E, 19E) were performed over the Long Lake Project and

identified two anomalous zones and three first priority VMS targets with a southwest-northeast trend. One of these

chargeability trends confirms known massive sulphide mineralization and reinforces the application of this method

for the other targets , which are parallel to mineralization and along prospective geological horizons. No previous

drilling has been conducted on the southern and northern targets.

The known mineralization is infer red to be on a limb of an isoclinal fold that correlates well with the newly

interpreted IP data , and t he new targets align well with the concept of further fold repetition and are future high

priority exploration targets.

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Figure 2: IP chargeability anomalies identifying the knowing massive -sulphide mineralization at long Lake and possible

extensions of the known mineralization to the north and south. Historic gravity survey map shown with gravity highs in purple.

The scientific and technical information contained in this news release was reviewed and approved by Christopher

Pennimpede, P.Geo., President & CEO of Canterra. Mr. Pennimpede is a Qualified Person as defined by NI 43 -101.

Notes:

1.Price assumptions used were in USD $1.10/lb Zn, $1.0/lb Pb, $3.7/lb Cu, $1800/oz Au, and $23/oz Ag

2. Metal recoveries used were 80% Zn, 70% Pb, 40% Cu, 85% Au and 50% Ag

3. Zinc Equivalent % = Zn% + ((Pb% * 22.046 *Pb recovery*$Pb/lb) + (Cu% * 22.046 * Cu recovery * $Cu/lb) + (Ag g/t/31.10348 *

Ag recovery * $Ag/oz) + (Au g/t/31.10348 * Au recovery * $Au/oz))/($Zn/lb * 22.046 *Zn recovery)

About Canterra Minerals

Canterra Minerals is a diversified minerals exploration company with a focus on critical minerals ( zinc and copper)

in central Newfoundland. Canterra’s critical metals projects include four deposits which host compliant resources

with considerable exploration potential. The deposits are located in close proximity to Teck Resources ’ past

producing Duck Pond mine and the past producing Buchans Mine. The deposits host a combined complaint resource

of 4.1 million tonnes of Indicated Resources and 1.2 million tonnes of Inferred Resources. See the NI 43 -101

Technical Report “Lemarchant and South Tally Project, Technical Report and Updated Mineral Resource Estimate”

effective September 20, 2018. In addition, Canterra holds exploration stage gold properties that cover 80 km of

strike length of the regional gold bearing Rogerson Lake structural corridor which host s Marathon Gold

Corporation’s feasibility stage Valentine Lake Gold Project. The gold projects have been subject to four drilling

campaigns, demonstrating many gold occurrences and warranting further exploration. In Alberta, Canada, Canterra

also holds a 5 0% interest and is operator of the Buffalo Hills diamond project, with Star Diamond Corporation

holding the remaining interest. The Buffalo Hills diamond project has been subject to considerable exploration

expenditures, including a bulk sample, which has identified 38 kimberlites.

ON BEHALF OF THE BOARD OF CANTERRA MINERALS CORPORATION

Chris Pennimpede

President & CEO

Additional information about the Company is available at www.canterraminerals.com

For further information, please contact: +1 (604) 687-6644

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Email: [email protected]

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in policies of the TSX Venture

Exchange) accepts responsibility for the adequacy or accuracy of this release.

Cautionary Note Regarding Forward-Looking Information

This press release contains statements that constitute “forward-looking information” (collectively, “forward-looking statements”)

within the meaning of the applicable Canadian securities legislation. All statements, other than statements of historical fact, are

forward-looking statements and are based on expectations, estimates and projections as at the date of this news release. Any

statement that discusses predictions, expectations, beliefs, plans, projections, objectives, assumptions, future events or

performance (often but not always using phrases such as “expects”, or “does not expect”, “is expected”, “anticipates” or “does

not anticipate”, “plans”, “budget”, “scheduled”, “forecasts”, “estimates”, “believes” or “intends” or variations of such words and

phrases or stating that certain actions, events or results “may” or “could”, “would”, “might” or “will” be taken to occur or be

achieved) are not statements of historical fact and may be forward-looking statements. Consequently, there can be no assurances

that such statements will prove to be accurate and actual results and future events could differ materially from those anticipated

in such statements. Except to the extent required by applicable securities laws and the policies of the TSX Venture Exchang e, the

Company undertakes no obligation to update these forward -looking statements if management’s beliefs, estimates or opinions,

or other factors, should change. Factors that could cause future results to differ materially from those anticipated in these forward-

looking statements include risks associated possible accidents and other risks associated with mineral exploration operations, the

risk that the Company will encounter unanticipated geological factors, the possibility that the Company may not be able to secure

permitting and other governmental clearances necessary to carry out the Company’s exploration plans, the risk that the Company

will not be able to raise sufficient funds to carry out its business plans, and the risk of political uncertainties and regulatory or legal

changes that might interfere with the Company’s business and prospects. ; the business and operations of the Company;

unprecedented market and economic risks associated with current unprecedented market and economic circumstances due to the

COVID-19 pandemic, as well as those risks and uncertainties identified and reported in the Company's public filings under its

respective SEDAR profile at www.sedar.com. Accordingly, readers should not place undue reliance on the forward -looking

statements and information contained in this press release. Except as required by law, the Company disclaims any intention and

assumes no obligation to update or revise any forward -looking statements to reflect actual results, whether as a result of new

information, future events, changes in assumptions, changes in factors affecting such forward-looking statements or otherwise.