PRESS RELEASE

from Critical Elements Lithium Corporation (CVE:CRE)

Critical Elements Provides an Update on Its 10,000-Meter Summer Drill Program at Rose West

MONTRÉAL, QC / ACCESS Newswire / July 6, 2026 / Critical Elements Lithium Corporation (TSX-V:CRE)(OTCQX:CRECF)(FSE:F12) ("Critical Elements" or the "Corporation") is pleased to announce the details of its Phase 2: Summer 2026 drill program, including 10,000 meters of systematic drilling around the 100% owned Rose West Discovery ("Rose West"), located in Eeyou Istchee, Québec.

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IMPORTANT NOTICE REGARDING THE FOREST FIRES SITUATION

Critical Elements announces that it has temporarily evacuated the camp at Rose West Project and suspended all drilling and related exploration activities following the development of a forest fire proximal to the project camp and drills and after discussion with SOPFEU (Société de protection des forêts contre le feu) due to increasing wildland fire danger in the area.

"The health and safety of our contractors is our highest priority," said Jean-Sébastien Lavallée, CEO of Critical Elements. "The Corporation will continue to monitor conditions closely and will resume exploration activities when authorities determine it is safe to do so."

Chair of the Board of Directors Eric Zaunscherb added, "Although we are excited to see the 2026 Summer drill program at Rose West unfold, crew safety and stewardship of the land we work on are paramount. Shareholders should also be aware of the intense hard work and time spent by management over the last week in protecting our investment in equipment and supplies in and around the camp."

Information pertaining to the status of the forest fires in Quebec can be found HERE: https://www.sopfeu.qc.ca/en/current-situation/.

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The Winter 2026 drilling program was very successful in expanding the lateral footprint of the known mineralized pegmatites and in identifying new lithium-tantalum bearing pegmatites in both the hanging wall and footwall of the main Pegmatite 3 zone.

Located approximately 10 km to the west of the Rose Lithium-Tantalum Project ("Rose"), Rose West is a near surface lithium-rich pegmatite bearing zone, initially intercepted by drilling over a 450 m x 370 m footprint area in the winter of 2024, now covering an overall footprint of 1,250 m x 800 m (see Press Release dated June 9, 2026), a six-fold increase in surface expression. The lithium-rich pegmatites typically range from 10 to 40 m in thickness and together display a sub-horizontal stacked geometry. Recent drilling has identified three (3) new spodumene-bearing pegmatitic bodies within the target area. The Phase 2 Summer 2026 drill program is designed to further expand this mineralized footprint, and to better define the geometry and extent of the three new mineralized pegmatites intersected during the Winter 2026 Campaign.

The Summer 2026 drill program is designed to reach three (3) specific goals:

  1. Expand laterally all around the existing mineralized footprint,

  2. Infill drilling along Line C (Figure 1), to confirm grade and thickness continuity of the intersected pegmatites;

  3. Follow up on both newly discovered mineralized pegmatites (6 and 7) below the current extent of mineralization.

To date, eleven (11) holes were drilled in the NE corner of the Main Target Area for a total of 2,073 meters. Figure 1 below shows the location of these holes, which are designed to intersect all three principal pegmatites i.e., Pegmatite 5 (new), 3 (Main) and Pegmatite 2. Table 1 below presents the collar coordinates, the length and the orientation of each of the holes drilled to date.

Figure 1: Location map of drillholes from the winter 2024 and winter 2026 campaigns and proposed Summer 2026 drillholes.

The Corporation intends to deploy two drill rigs to optimize the duration of the program. The drilling strategy is straightforward: based on our current geological model and interpretation, apply a 100 m grid approach to grow the known mineralized volume from its current boundary outward. The program targets the expansion of the mineralized footprint to a potential of approximately 1,250 x 2,000 m and could confirm the addition of at least two (2) more mineralized pegmatite bodies within the system.

Drillhole

Grid

UTM NAD 83 ZN18

Length

Azimuth

Dip

Position

Easting

Northing

(m)

(°)

(°)

RW-26-35A

G-14

411,629

5,764,025

171

245

-72

RW-26-36

G-15

411,711

5,764,082

207

245

-72

RW-26-37

G-16

411,793

5,764,140

204

245

-72

RW-26-51

G-17

411,874

5,764,197

192

245

-72

RW-26-52

G-18

411,956

5,764,254

189

245

-72

RW-26-53

H-18

411,899

5,764,336

195

245

-72

RW-26-54

H-17

411,817

5,764,278

201

245

-72

RW-26-55

H-16

411,735

5,764,222

201

245

-72

RW-26-56A

H-15

411,653

5,764,164

195

245

-72

RW-26-57

I-15

411,596

5,764,246

90

245

-72

RW-26-58

I-16

411,678

5,764,303

201

245

-72

Table 1 - 2026 Summer drillholes location and summary description.

Drillhole

From

To

Length

Li2O

Ta2O5

Zone

(m)

(m)

(m)

(%)

(ppm)

RW-26-35A

86.95

90.50

3.55

P.R.

P.R.

5

104.55

131.90

27.35

P.R.

P.R.

3

152.40

161.50

9.10

P.R.

P.R.

2

RW-26-36

87.45

95.15

7.70

P.R.

P.R.

5

123.80

147.15

23.35

P.R.

P.R.

3

RW-26-37

99.90

113.15

13.25

P.R.

P.R.

5

139.30

161.70

22.40

P.R.

P.R.

3

189.35

195.30

5.95

P.R.

P.R.

2

RW-26-51

97.30

103.75

6.45

P.R.

P.R.

5

130.80

148.85

18.05

P.R.

P.R.

3

RW-26-52

112.40

121.20

8.8

P.R.

P.R.

5

129.10

148.50

19.40

P.R.

P.R.

3

RW-26-53

115.00

126.00

11.00

N.S

N.S

3

RW-26-54

108.60

128.10

19.50

P.R.

P.R.

3

RW-26-55

140.10

148.20

8.10

P.R.

P.R.

3

RW-26-56A

95.80

110.60

14.80

P.R.

P.R.

3

122.10

137.60

15.50

P.R.

P.R.

3 (?)

RW-26-57

45.00

63.70

18.70

P.R.

P.R.

5 (?)

RW-26-58

57.05

71.10

14.05

P.R.

P.R.

5 (?)

* Core length; the true thickness is between 80 to 95% of the core length.
** P.R.: Pending Results, N.S.: No Spodumene.

Table 2 - Spodumene-rich pegmatite intervals and assay results from the Summer 2026 drill campaign.

As previously discussed, the stacked nature of the mineralized system allows for intersecting multiple Pegmatite bodies along a given drillhole (Table 2). While keeping the same "grid-based" systematic approach, not all drillholes are anticipated to intersect each pegmatite. Figures 2 to 4 present plan views of the individual pegmatite zones as defined in the Winter 2026 program, as well as the nature of each intersection through the given zone.

Figure 2 is a horizontal plan view on which the projection of Pegmatite 5 is presented. All holes that were drilled on Line G successfully intersected Pegmatite 5. Holes RW-26-56A and -55 on Line H, also intersected Pegmatite 5, although the zone is less strongly expressed. Holes RW-25-58 and -57 appear to have intersected either a new stacked zone, or they could have intersected an offset equivalent of Pegmatite 5 or 3; interpretation of this sector is underway.

Figure 3 presents the Pegmatite 3 plan view projection. Most of the holes intersected the Main pegmatite, confirming its continuity across Lines G and H. However, a major fault has also been intersected in holes RW-26-53 and -55, likely explaining the absence of Pegmatite 3 on Line I in holes RW-26-57 and -58.

Figure 4 presents the Pegmatite 2 longitudinal view. Pegmatite 2 is confirmed to be present towards the central core of the mineralized area, and as predicted by our 3D model, it appears to get cut-off or merge into Pegmatite 3 towards the north. As a result, Pegmatite 2 was only intersected in holes RW-26-35A to -37.

"So far, the Summer 2026 drilling program is well engaged to providing the data needed to optimize the growth potential of the various mineralized zones and incre

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