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Harfang continues to deliver high grade gold on the Serpent Project (James Bay, Québec)

Corporate Updates

Harfang continues to deliver high grade gold on the Serpent Project (James

Bay, Québec)

MONTREAL, Sept. 28, 2021 (GLOBE NEWSWIRE) -- Harfang Exploration Inc. (“ Harfang”) (TSX-V: HAR) is pleased to report

high grade gold results from bedrock samples from its summer exploration program on its wholly owned Serpent Property

(“Property”) located in Eeyou Istchee – James Bay (Québec) (Fig. 1). A current 3,500 m drill program is well underway to test

significant gold trends on the Property.

Highlights include:

◾ Grab samples up to 345 g/t Au from Trench TR-21-26;

◾ Channel samples up to 208 g/t Au over 0.75 m (Powerline showing);

◾ Quartz-tourmaline boulders (up to 45.5 g/t Au) up-ice of the Moby-Dick gold structure;

◾ Metallic sieve analyses up to 3,710 g/t Au for the coarse fraction (>106 microns) confirming the abundance of coarse-

grained gold grains.

These results demonstrate the potential for high grade orogenic gold mineralizations along structures more than

7 km long straddling Harfang and LaSalle’s properties ( Fig. 2). Regional prospecting outlines potential for

additional gold structures north and south of the Stu structure. Harfang carries with confidence its drill program in

and around the marshland up-ice of the gold-in-till anomaly.

Table 1. Most significant gold samples (>5 g/t Au) from the summer 2021 program (preliminary results).

Area Au (g/t) Length (m) Metallic Sieve

Powerline      

Channel 208 0.75 3,710 g/t Au for the coarse fraction

Channel 86.92 0.90 Results pending

Channel 46.3 0.30 731 g/t Au for the coarse fraction

Channel 18.90 1.05 Results pending

Grab 296   Results pending

Grab 32.9   Results pending

Grab 15.7   Results pending

TR-21-26      

Grab 345   Results pending

Channel 27.10 0.60 699 g/t Au for the coarse fraction

Channel 10.65 0.40 109.5 g/t Au for the coarse fraction

Channel 6.77 0.52 103.5 g/t Au for the coarse fraction

Quartz-tourmaline Boulders      

Grab  45.5   Results pending

Grab  13.25   Results pending

Grab  5.85    

Trench TR-21-24      

Channel 13.30 0.65 196 g/t Au for the coarse fraction

Channel 10.30 0.30 Results pending

Trench TR-21-25      

Channel 17.58 0.95 Results pending

TR-21-03      

Channel 26.3 0.25 Results pending

Channel 13.8 0.35 Results pending

Channel 8.17 0.25  

TR-21-07      

Channel 21.34 2.80  

including 66.8 0.85 Results pending

SER-21-JPF-004      

Grab 26.6   Results pending

This press release discusses the most interesting gold occurrences from summer 2021.

1-Powerline showing

This gold occurrence, located in the northern part of the Property, returned up to 125 and 60 g/t Au from grab samples in 2020

(Figs. 1 and 3 ). The showing consists in decimetric to metric quartz veins hosted in a sheared tonalitic gneiss. Channel

samples returned up to 208 g/t Au over 0.75 m and grab samples up to 296 g/t Au in 2021 (Table 1, Fig. 3). Visible gold is

common in these quartz veins ( Fig. 4) which extend up to 50 m laterally. Alteration minerals include sericite, K-feldspar and

biotite. Up to 1% disseminated pyrite is locally present.

Summer prospecting in the northern part of the Property was successful with the discovery of several metric wide quartz veins

and smaller quartz-tourmaline veins hosted in tonalitic gneiss and late intermediate to felsic intrusive rocks. Preliminary results

from these veins include 12.55, 2.64 and 1.15 g/t Au ( Fig. 1 ). These early encouraging results led to the addition of new

claims by map designation in the northern part of the Property. Many analytical results are still pending.

2-Trench TR-21-26

This trench is located in the Moby-Dick and Tetras area ( Fig. 2). A sub-metric quartz vein in shear zone returned up to 27.10

g/t Au over 0.60 m (channel) (Table 1). A grab sample with visible gold grains returned 345 g/t Au from that same vein

(Fig. 5). The zone corresponds to a metric wide shear zone hosted in diorite and striking into a N030-040° direction. The

Tetras shear zone, located 240 m to the southeast, returned local anomalous gold values with a maximum of 1.78 g/t Au over

0.55 m.

3-Quartz-tourmaline boulders Area

Four similar boulders scattered over a 20 m 2 site returned high grade gold values: 45.5, 13.25, 5.85, 3.97 g/t Au (Table 1,

Fig. 6). These samples were collected as a follow-up on a gold-rich boulder ( 24.91 g/t Au) discovered at this site during fall

2020. The floats, sub-metric and angular in shape, may have been disintegrated from a larger and single boulder following

freeze-thaw cycles. They consist in quartz veins with black tourmaline, actinolite, chlorite, magnetite, epidote, hematite and

disseminated pyrite and traces of chalcopyrite. The floats are located near the junction between two structural lineaments

oriented into N245° (Moby-Dick) and N305° directions. The latter structure contains discontinuous high grade gold up to 13.30

g/t Au over 0.65 m. Figure 6 also shows high gold grades obtained in the northeastern extension of the Moby-Dick structure

(trench TR-20-05) during late 2020. That trench is located 45 m southwest of the quartz-tourmaline boulders.

Our summer exploration program included excavating of 26 mechanical trenching, detailed geological mapping and

prospecting. A total of 599 channel samples and more than 560 grab samples were collected so far. Trenching was carried out

in specific areas around the marshland where earlier prospecting had revealed large gold-bearing quartz veins and shear

zones. Recent prospecting was focused on selected areas around the marshland and in the northern part of the Property. A

soil survey (B-horizon) with more than 800 samples was completed. Results from these soil samples and approximately

250 grab samples are pending.

Harfang is actually drilling and conducting prospecting. More results will be released as they become available.

To view FIGURES 1 to 6, please click here.

Harfang also announces the grant of 60,000 stock options to Vincent Dubé-Bourgeois, recently appointed director of Harfang.

These stock options are granted in accordance with the terms of the stock option plan of Harfang. Each option entitles to

purchase one (1) common share of Harfang at a price of $0.32 per common share for a period of ten (10) years from

September 28, 2021.

The technical and scientific information in this press release has been prepared and approved by François Huot, P.Geo, Vice

President Exploration at Harfang, a “qualified person” as defined by NI 43-101.

Quality control

Rock samples discussed in this press release were sent to ALS (Val-d’Or, Québec) to be analyzed for gold. Some of them

were also analyzed for 33 other chemical elements. Gold was analyzed by atomic absorption following fire assaying on a 30-g

sample fraction (Au-AA23). Other elements were analyzed using the four-acid ICP–AES method (ME-ICP61). Samples with

>3 g/t Au were reanalyzed with a gravimetric finish (Au-GRA21). Metallic sieve analyses were done when >10 g/t Au following

the Au-SCR21 procedure. Sample preparation and analytical determination were performed in various ALS laboratories.

The sampling procedures and the quality control followed protocols developed by Harfang and ALS. Preliminary data

interpretation was done by Harfang.

About Harfang

Harfang is a mining exploration company whose primary mission is to discover new gold districts in the province of Québec.

Harfang's development model is based on the generation of new mining projects and on the establishment of partnerships with

major exploration and mining companies to advance its exploration projects.

For further information:

François Goulet

President and Chief Executive Officer

Tel: 514 940-0670 #339

Email: [email protected]

Web : www.harfangexploration.com

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

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

This press release may contain forward-looking statements that are subject to known and unknown risks and uncertainties

that could cause actual results to vary materially from targeted results. Such risks and uncertainties include those described

in Harfang’s periodic reports including the filings made by Harfang from time to time with securities regulatory authorities.