Burlington, Ontario - Murchison Minerals Ltd. ('Murchison' or the 'Company') (TSXV: MUR | OTCQB: MURMF) is pleased to announce results analysed using portable x-ray fluorescence (pXRF) from an additional five diamond drillholes, at the Barre de Fer ('BDF') Zone, as part of the 2022 Summer Exploration Program on the 100% - owned HPM (Haut-Plateau de la Manicouagan) Project, located in Quebec.

The holes from today's release focused on expansion and delineation of the known zone of mineralization - designed to support work for the future maiden resource on BDF. The results to date have significantly expanded both the depth and width of the modelled nickel-bearing sulphide mineralization, while further demonstrating the potential for any future development at BDF to be open-pit amenable.

The Company completed a total of 13 diamond drillholes during the diamond drilling Phase of 2022 Summer Program, comprising 4,316 metres. Ten of the thirteen holes were drilled at BDF, with the remaining three being drilled at the Syrah target. Results from the first two holes at BDF were previously released (BDF22-001 and BDF22-002). After today's release the Company has pXRF results pending from six holes - three of which were drilled at BDF. The next release will focus on the remaining holes drilled at BDF which targeted areas along strike of the currently modelled zone of mineralization.

It should be noted that pXRF results provide only an indication of the amount of Ni, Cu, and Co present, certified assaying of the core samples is still required to accurately determine the amount of mineralization (Nickel-Copper-Cobalt). The Company has implemented rigorous QA/QC procedures utilizing a direct rock sampler (Figure 6) to produce reasonably representative preliminary results (see pXRF Sample Procedures and QA/QC below).

Highlights

Drilling intersected semi-massive sulphide mineralization as shallow as 8.50 m in BDF22-003

The results to date (inclusive of BDF22-001 and 002) have successfully expanded the preliminary model, with respect to both depth and width:

o Mineralization at depth has now been modelled down to 450 m, versus the preliminary model at 295 m

o Mineralization was expanded along the width of the mineralized zone from 150 m to 200 m, with individual lenses now modelled up to 48 m in thickness, compared to the 28 m in the preliminary version

BDF22-003 intersected 3.67 m estimated at 3.74% pXRF NiEq or 11.14% pXRF CuEq (between 24.0 and 27.67 m) and 4.31 m estimated at 2.37% pXRF NiEq or 7.08 CuEq (between 36.69 m and 41.0 m)

BDF22-004 intersected 9.5 m estimate at 0.79% pXRF NiEq or 2.34% pXRF CuEq (between 20.5 and 30.0 m), including 3.5 m estimated at 1.50% pXRF NiEq or 4.48 CuEq

'Today's results continue to demonstrate the robust fundamentals of the HPM project. At Barre de Fer we continue to intersect near surface, high-grade nickel-copper-cobalt mineralization, that is an indication BDF would be amenable to open pit extraction. When you couple that with results from our prospecting program that discovered multiple new mineralized sulphide showings on surface, it adds to our confidence that we are exploring in an emerging nickel-sulphide district with advanced infrastructure. The HPM project has road, hydroelectric facilities, and rail, all within kilometres of the site and all within the province of Quebec - one of the best mining jurisdictions globally. With the projected deficit in the nickel space, and the lack of viable projects globally - in the development and exploration pipelines - have Murchison well positioned with HPM's great fundamentals, to move the project forward.'

Troy BoisjoliMurchison Minerals President and CEO

''The results we are receiving from the 2022 Barre de Fer drill campaign are encouraging from the shear scope and scale of the sulphides intersected particularly when paired with grade of the Ni, Cu and Co. The technical team is optimistic and we look forward to advancing BDF towards a maiden resource as the drill results continue to exceed our expectations.'

BDF Mineralization and 2022 Delineation Drillhole Results

The mineralization observed at BDF occurs predominantly as two different types: i) Meter to multi-metre intervals of massive and brecciated sulphide within zones of stringer and disseminated sulphide mineralization, hosted in gabbronorite and peridotite, ii) Disseminated sulphide with lesser stringer to net sulphide, over broad intervals, hosted within an olivine gabbronorite. The sulphide mineralization consists of pyrrhotite with granular pentlandite and stringer chalcopyrite, or as chalcopyrite loops with pentlandite within massive pyrrhotite.

Hole BDF22-003 was drilled to a depth of 251 m and was designed to delineate mineralization between hole DH-2001 and DH-151-02 (Figure 3 & 4) and test the up-dip extension of the lower zone of sulphide mineralization intersected in BDF22-002. The drillhole successfully confirmed the modelled mineralization, intersecting numerous meter scale intervals of massive sulphide hosting high grade Ni-Cu-Co mineralization, delineating the gap between DDH-2001 and DDH-151-02. Furthermore, the hole confirmed the up-dip extension of the footwall mineralization intersected in BDF22-002.

Hole BDF22-004 was drilled to a 176 m, along a fence at the far western extent of the modelled zone of mineralization (Figure 3 & 4). The drillhole was designed to target the up-dip extension of mineralization intersected in DH-2001. BDF22-004 intersected shallow semi-massive to stringer mineralization within a fault zone and proved the continuity of the mineralization to west of the previously modelled zone.

Hole BDF22-005 was drilled to a depth of 351 m, along a fence at the northernmost extent of the modelled zone (Figure 3). The drillhole was designed to delineate mineralization between holes DH-151-06 and DH-2007 (Figure 5). BDF22-005 successfully intersected mineralization at the expected interval within the model, expanding the zone of mineralization along the fence.

Hole BDF22-006 was drilled to a depth of 461 m and was designed to test the down-dip extent of mineralization intersected in DH-151-06. The drillhole successfully intersected mineralization within the expected interval and expanded mineralization down-dip of previous drilling.

Hole BDF22-007 was drilled to a depth of 409 m and was designed to test down-dip extent of mineralization intersected in 151-06, and along strike to the south of BDF22-006. The hole successfully intersected mineralization within the expected interval and expanded mineralization down-dip and along strike of previous drilling.

About HPM Project

The HPM Project is located within the Haut-Plateau de la Manicouagan area, east of the Manicouagan structure, the site of a major 215 Ma impact event. The extensive reservoir at Manicouagan supports five hydro-power plants. The existing Quebec Cartier rail line, located within the HPM Project area, links Labrador City to Port Cartier and Sept Iles, two major iron ore port facilities.

The claims host prospective gabbroic, ultramafic and anorthositic bodies within the Manicouagan metamorphic complex and are associated with significant nickel-copper-cobalt sulphide mineralization first identified by Falconbridge in 1999, where they discovered extensive nickel-bearing sulphide mineralization at BDF during drilling in 2001 - 2002. Murchison Minerals Ltd.'s predecessor - Manicouagan Minerals - drilled in the area in 2008 and 2009. The majority of the past drilling at the HPM Project targeted the BDF geophysical conductor and confirmed the presence of nickel-copper-cobalt sulphide mineralization over approximately 300-metres strike length to a depth of 295 metres. The mineralization remains open at depth and partially along strike.

Figure 7: HPM Location Map.

In March of 2022, the Company completed a comprehensive data compilation, verification and modelling program, comprising all previous drill hole data from the BDF Zone. The modelling program consisted of developing a preliminary 3D interpretation of nickel mineralization at BDF. Based on the modelling, the Zone outcrops on surface, extends to a vertical depth of 295 m, has a strike length of 315 m, and is composed of multiple stacked lenses over a maximum footprint width of 150 m. Individual lenses have a maximum thickness of 28 m. During the 2022 Summer Exploration Program, diamond drilling focused on the expansion and delineation of mineralization at BDF. Those results are currently being evaluated and the Preliminary model will be updated as results become available. No resource estimates have been completed on the Zone to date.

After Murchison acquired 100% ownership of the property in 2019, the Company focused exploration work on the camp-scale potential of the region. Aerial EM surveys completed in the spring of 2021 identified more than 50 anomalous conductors. Prospecting crews were able to traverse three (3) of the more than 50 anomalies, and discovered new outcrops of nickel-bearing sulphide mineralization in the process. The prospecting program was followed by an inaugural drill program at the PYC Target area - an EM anomaly with a 1.95-km strike length. Subsequent to the completion of the drill program at PYC, the Company increased its dominant land position in the Haut-Plateau region from 139 km2 to 576 km2. Finally, as a result of the spring 2022 VTEM survey, completed over the remaining 85% of the HPM property area, the Company further increase its land holdings at HPM to 648 km2.

Contact:

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MURCHISON MINERALS LTD.

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Investor

CHF CAPITAL MARKETING

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