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Metallis Confirms Depth Extension of Mineralization at Cliff to over 500 Meters from Surface

Drill Results

METALLIS CONFIRMS DEPTH EXTENSION OF

MINERALIZATION AT CLIFF TO OVER 500

METERS FROM SURFACE

VANCOUVER, BC

,

Feb. 22, 2023

/CNW/ -

Metallis Resources Inc.

(TSXV: MTS) (OTCQB:

MTLFF) (the "Company" or "Metallis") is pleased to announce final assay results from the

Company's 2022 drilling program (the "Program") at its 100%-owned Kirkham Property situated in

the prolific Golden Triangle, northwestern

British Columbia

. The region is known worldwide for the

past producing

Eskay Creek

, Premier and Snip gold mines, Seabridge's KSM porphyry deposits,

and Newcrest Mining's producing Brucejack and Red-Chris mines.

Figure 3 – Plan Map of Cliff-Miles Corridor Drilling & Soils (CNW Group/Metallis Resources Inc.)

Drill Result Highlights:

The last three holes of the 2022 exploration program successfully intersected mineralization 300

meters ("m") below the best copper and gold grades encountered by the Company's previous

drill campaigns. The results from the Company's first drill hole, KH22-46, were reported on

November 22, 2022

;

The Company's latest drill results are highlighted by hole KH22-48 which returned

108.2 m

grading 0.36 g/t gold equivalent* (AuEq") including

28.9 m

of 0.61 g/t AuEq; and

The 2022 program indicates that the Cliff –

Miles Block

of porphyry-style Copper-Gold

mineralization has a

400 m

strike length, is 100 –

200 m

thick and extends to at least

500 m

depth.

Dave Dupre

, Metallis' VP of Exploration commented, "Results from the 2022 drill program confirmed

mineralization at Cliff over 500 meters below surface, whilst also reinforcing our understanding that

the gold and copper mineralization is concentrated in the hanging wall of the Adam Fault.

Furthermore, results from previous drilling and geochemistry shows that this mineralization is

continuous for at least 2,000 meters to the north." He went on to comment, "Many junior explorers

face the issue of dilution when tackling a porphyry of this size and magnitude, due to the extent of

drilling that is needed to establish a resource. The Metallis team is determined to address this

challenge with an exploration schedule that meets both the needs of the Company to develop the

project and our investors who want to see increased asset valuation. Our plan for 2023 is to execute

the next phase of the drilling which will focus on the area immediately to the north of the South Cliff

area and to continue working on targets that offer the most potential for higher grade mineralization."

Drill Program Overview

The 2022 drill program comprised four holes totaling

1,961 m

that were drilled from a single drill

pad, with two angle holes (-45 and -67) at an azimuth of 265 and two at an azimuth of 315 (

Click here to view figure 1 (KH22-47 Section)

and

Click here to view figure 2 (KH22-48 & 49 Section)

). The program was part of a larger

exploration plan aimed at zones between widely spaced previous drill holes along the trend of the

Hawilson Porphyry Complex (or "HPC"). The 2022 drilling took place at the southern end of the HPC,

targeting the South Cliff area (See figure 3 of plan map below), and was designed to test the

bounds of the porphyry system and to extend the promising mineralization intersected in previous

drill holes (KH18-16 with 0.8 g/t AuEq over

118 m

, including 0.96 g/t AuEq over

84 m

and KH19-30

with 0.5 g/t AuEq* over

126.55 m

).

Results

All four drill holes successfully confirmed the extension of the mineralizing system to at least

500 m

below surface, with each hole intersecting copper and gold mineralization below where the highest

grades were previously encountered along the Cliff-Miles target areas. Each drillhole also

encountered massive pyrite/pyrrhotite veining and pervasive silicification that can be attributed to a

later-stage overprinting gold event. Significant mineralized intercepts encountered in the holes are

given in the following table:

Drill Hole Composite Table

Hole ID

Composite

AuEq

Length

From

To

CuEq

Au_ppm

Cu_%

KH22-47

0.28 g/t AuEq over 194.55 m

0.28

194.55

207.45

402.00

0.23

0.21

0.03

Incl.

0.44 g/t AuEq over 41.6 m

0.44

41.60

236.10

277.70

0.37

0.33

0.07

Incl.

0.5 g/t AuEq over 28.04 m

0.50

28.04

236.10

264.14

0.41

0.37

0.08

And

0.31 g/t AuEq over 90.84 m

0.31

90.84

311.16

402.00

0.25

0.25

0.03

Incl.

0.68 g/t AuEq over 20.03 m

0.68

20.03

381.97

402.00

0.56

0.62

0.03

KH22-48

0.26 g/t AuEq over 366.81 m

0.26

366.81

10.19

377.00

0.22

0.19

0.04

Incl.

0.31 g/t AuEq over 172.99 m

0.31

172.99

200.01

373.00

0.25

0.21

0.06

Incl.

0.36 g/t AuEq over 108.19 m

0.36

108.19

200.01

308.20

0.30

0.23

0.10

Incl.

0.62 g/t AuEq over 28.91 m

0.62

28.91

251.59

280.50

0.51

0.36

0.19

And

0.33 g/t AuEq over 30.00 m

0.33

30.00

343.00

373.00

0.27

0.25

0.01

Incl.

0.79 g/t AuEq over 9 m

0.79

9.00

343.00

352.00

0.65

0.59

0.02

KH22-49

0.25 g/t AuEq over 190.77 m

0.25

190.77

284.82

475.59

0.21

0.22

0.02

Incl.

0.31 g/t AuEq over 101.19 m

0.31

101.19

374.40

475.59

0.26

0.29

0.01

Incl.

0.34 g/t AuEq over 79.59 m

0.34

79.59

396.00

475.59

0.28

0.31

0.01

Incl.

0.53 g/t AuEq over 21.16 m

0.53

21.16

400.43

421.59

0.44

0.51

0.01

*Gold Equivalent Formula: Au g/t+(Cu%*1.27) Metal Prices Used: Gold –

US$ 1470

/oz / Copper –

US$ 2.75

/lb

Potential

The mineralized HPC, with its commonly overprinting late gold event, continues northward for 2.7 km

from the South Cliff area drilled in 2022, across a series of fault blocks which are in close

association with the North-South trending and variably easterly-dipping Adam Fault (See figure 3 of

plan map below). While the HPC is mineralized throughout the trend, Metallis has identified several

target areas along it, and proximal to the Adam fault, that are characterized by coincident

geophysical, geochemical, geological, and/or spectral anomalies (e.g., IP chargeability/resistivity

anomalies, soil geochemical anomalies, zones of intense silicification/stockwork, and/or anomalous

ferric iron oxide spectral signatures).

2023 Exploration Plans

As part of the updated exploration plan, Metallis has targeted three broad areas within the

HPC/Cliff-Miles corridor that are considered most prospective, and as such, the Company is

planning further work, mainly drilling, to develop the potential of the HPC and the Kirkham Property

(See areas A, B, and C, highlighted in figure 3 – plan view map):

A. In the northern part of the HPC, a

400 m

x

350 m

prospective area occurs north of drill

hole KH21-45. It is characterized by the presence of highly gossanous and high-tenor soils

(including 0.69 g/t and 1 g/t Au) that are interpreted as being associated with late-gold

intercepts in drill holes KH21-45 (0.43 g/t AuEq over

220.70 m

) and KH20-37 (0.68 g/t AuEq

over

83.00 m

);

B. Targeting in the central part of the HPC will include step out drill holes along trend to the

north and south from the dense porphyry-style quartz-A veining encountered in drill hole

KH21-42; and

C. Finally, in the southern part of the HPC, there is a large and largely undrilled area

between drill holes KH19-30 and KH20-36 that lies immediately north of the highest-grade

porphyry-style mineralization intersected on the property.

In addition to the focused drilling on the three sub-areas of the HPC described above, the Company

also intends to further explore existing property-scale targets such as the high-tenor soil

geochemical anomaly at its King-East target, which lies 2 km to the east- northeast of the HPC, and

possibly to undertake further diamond drilling at the Cole target, 3 km north of the HPC.

QAQC Procedures

All drill core and surface samples from the 2022 exploration program were submitted to ALS Labs, a

global testing, inspection and certification business and an ISO/IEC 17025:2005 accredited

laboratory independent of the Company.

Metallis is committed to a rigorous quality assurance and quality control program in line with industry

best practices. To monitor and guarantee data quality, Metallis inserts control samples (i.e.,

standards, blanks, and duplicates) into the sample stream at regular intervals. When standards don't

return the expected value (as supplied by the certified standard provider), the standard as well as a

variable number of surrounding samples are re-assayed by the lab. The timing of this news release

coincides with the finalization of this process for standards in KH22-47, KH22-48, and KH22-49 and

the issuance of amended certificates.

More specifically, per Metallis quality-assurance and quality-control protocol, 14 standards were

considered "Out-of-Control", having results that deviated greater than 2 standard-deviations from the

respective certified values. This deviation triggered reanalysis of 130 samples, 13 standards, and a

minor procedural correction to a standard and sample which delayed the public dissemination of

results.

Qualified Person

David Dupre

, P.Geo, Vice President - Exploration and the Qualified Person, as defined by National

Instrument 43-101, has reviewed and approved the technical information contained in this release.

About the Kirkham Property

The Company has a 100% interest in the 106 sq. km Kirkham Property, located about 65 km north

of

Stewart, B.C.

, in the heart of the Golden Triangle's prolific Eskay (Sulphurets) Camp. The

Property is contiguous to Garibaldi Resources Corp.'s E&L Nickel Mountain Project to the north and

Eskay Mining Corp. to the east. It is located along a strategic geological boundary – the "Red-line"

exposed on the western margin of the Eskay Rift system and is prospective for multiple mineral

deposit types. The Kirkham Property is within 20 km of the past producing

Eskay Creek

mine while

the eastern border is within 12 – 20 km of Seabridge Gold's KSM deposits and Newcrest Mining's

producing Brucejack mine.

About Metallis

Metallis Resources Inc. is a

Vancouver

-based company focused on the exploration of gold, copper,

nickel, and silver at its 100%-owned Kirkham Property situated in northwest

British Columbia's

Golden Triangle. Metallis trades under the symbols MTS on the TSX Venture Exchange, MTLFF on

the OTCQB Exchange, and 0CVM on the Frankfurt Stock Exchange.

On behalf of the Board of Directors:

/s/ "Fiore Aliperti"

Chief Executive Officer, President, and Director

CAUTION REGARDING FORWARD-LOOKING STATEMENTS

This Press Release may contain statements which constitute 'forward-looking' statements, including

statements regarding the plans, intentions, beliefs and current expectations of the Company, its

directors, or its officers with respect to the future business activities and operating performance of

the Company. The words "may", "would", "could", "will", "intend", "plan", "anticipate", "believe",

"estimate", "expect" and similar expressions, as they relate to the Company, or its management, are

intended to identify such forward-looking statements. Investors are cautioned that any such forward-

looking statements are not guarantees of future business activities or performance and involve risks

and uncertainties, and that the Company's future business activities may differ materially from those

in the forward-looking statements because of numerous factors. Such risks, uncertainties and

factors are described in the periodic filings with the Canadian securities' regulatory authorities,

including quarterly and annual Management's Discussion and Analysis, which may be viewed on

SEDAR at

www.sedar.com

. Should one or more of these risks or uncertainties materialize, or should

assumptions underlying the forward-looking statements prove incorrect, actual results may vary

materially from those described herein as intended, planned, anticipated, believed, estimated, or

expected.

Although the Company has attempted to identify important risks, uncertainties and factors which

could cause actual results to differ materially, there may be others that cause results not to be as

intended, planned, anticipated, believed, estimated, or expected. The Company does not intend, and

does not assume any obligation, to update these forward-looking statements.

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. The TSX-V Stock Exchange has neither approved nor disapproved the contents of this

news release.

SOURCE

Metallis Resources Inc.

View original content to download multimedia:

http://www.newswire.ca/en/releases/archive/February2023/22/c1250.html

%SEDAR: 00025829E

For further information:

Tel: 604-688-5077, Email: [email protected], Web:

www.metallisresources.com

CO: Metallis Resources Inc.

CNW 09:00e 22-FEB-23