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Rockhaven Announces Initial Assays from 2017 Drilling at Klaza Project, Yukon

Drill Results

1016 – 510 West Hastings Street

Vancouver, BC V6B 1L8

604-687-2522

[email protected]

www.rockhavenresources.com

Rockhaven Announces Initial Assays from 2017 Drilling at Klaza Project, Yukon

September 12, 2017 - Rockhaven Resources Ltd. (TSX-V:RK) ("Rockhaven") is

pleased to announce assay results from the first 28 holes of the 2017 diamond drill

program at its 100% owned Klaza gold -silver property, located in the Dawson Range

Gold Belt of southern Yukon . The field program was completed ahead of schedule with

a total of 15,922 m in 96 holes.

The main objectives of the 2017 program were to: better define and expand the near -

surface mineral resources through infill and step -out drilling; explore for new gold zones

through dri lling, trenching and geophysics; and, continue to advance the metallurgical

and engineering facets of the Klaza project.

Near surface assay highlights include:

 7.57 g/t gold and 65.6 g/t silver over 2.90 m –Hole 366

 14.14 g/t gold and 116 g/t silver over 1.93 m – Hole 365

 36.90 g/t gold and 1,280 g/t silver over 0.83 m – Hole 341

 1.25 g/t gold and 8.74 g/t silver over 14.04 m – Hole 360

 6.57 g/t gold and 99.0 g/t silver over 2.22 m – Hole 362

 12.65 g/t gold and 419 g/t silver over 1.16 m – Hole 343

 14.10 g/t gold and 331 g/t silver over 1.13 m – Hole 344

 4.78 g/t gold and 22.7 g/t silver over 2.96 m – Hole 346

 3.79 g/t gold and 48.2 g/t silver over 3.78 m – Hole 339

 19.50 g/t gold and 554 g/t silver over 0.63 m – Hole 342

 3.00 g/t gold and 32.7 g/t silver over 6.98 m – Hole 356

“Enhancing the economics at Klaza is largely dependent on adding ounces amenable to

open pit mining and these first holes help demonstrate the consistent nature and extent of

the near surface gold mineralization within and adjacent to the Klaza and BRX zones ,”

stated Matt Turner, Rockhaven’s CEO. “These holes expand the area of mineralization

and provide material needed to complete pre-concentration and metallurgical studies.”

The majority of the holes announced in this press release are from drilling conducted in

the Central Klaza Zone, te sting veins located within the zone and in its immediate

footwall. All of the holes are situated within or adjacent to the proposed open pit as

outlined in a March 1, 2016 Preliminary Economic Assessment (PEA) on the Klaza

property. A copy of the PEA can be viewed on the Rockhaven website

(www.rockhavenresources.com).

The near-surface veins within the footwall of the Central Klaza Zone were first

systematically tested during a drill program conducted in summer 2016. They comprise a

laterally extensive complex of moderate to steeply dipping , fracture-filled veins and

sheeted veinlets and the majority of these veins are not included in the mineral resource

estimate or proposed mine plan contained in the PEA. Samples collected from the drill

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program will be used for pre-concentration metallurgical test work that will begin in fall

2017.

Maps and sections from the 2017 exploration program can be viewed at Rockhaven’s

website (www.rockhavenresources.com).

Significant new drill results from the Central Klaza, Eastern BRX and Pika zones are

shown in Table I.

Table I – Significant Assay Results from the Central Klaza, Eastern BRX and Pika

Zones (FW=Footwall and HW=Hanging Wall)

Drill Hole Zone ID From

(m)

To

(m)

Interval

(m)+

Gold

(g/t)

Silver

(g/t)

Lead

(%)

Zinc

(%)

KL-17-339 KZA 18.25 18.70 0.45 1.73 9.18 0.076 0.322

and KZA 37.98 41.76 3.78 3.79 48.2 0.257 0.314

incl. KZA 37.98 38.22 0.24 12.75 223 1.395 1.165

and incl. KZA 41.00 41.76 0.76 14.75 167 0.824 1.160

KL-17-341 KZA 25.22 26.05 0.83 36.90 1280 3.870 1.445

and KZA 35.00 38.75 3.75 1.79 21.2 0.167 0.155

and KZA-FW 43.30 43.70 0.40 11.55 305 6.390 4.530

and KZA-FW 71.01 71.98 0.97 0.24 140 1.440 0.722

and KZA-FW 73.06 74.93 1.87 0.80 121 0.684 0.513

KL-17-342 KZA-HW 26.19 26.76 0.57 9.99 63.0 1.265 1.265

and KZA 62.77 63.36 0.59 1.50 283 1.370 1.970

and KZA 66.36 67.15 0.79 1.26 13.3 0.065 0.075

and KZA 83.50 90.30 6.80 1.41 8.49 0.077 0.176

and KZA 98.70 103.17 4.47 3.64 89.7 0.436 0.182

incl. KZA 102.54 103.17 0.63 19.50 554 2.670 0.942

KL-17-343 KZA 88.40 89.03 0.63 4.61 87.5 0.670 0.683

and KZA 98.31 103.00 4.69 4.13 205.1 1.412 0.491

incl. KZA 101.84 103.00 1.16 12.65 419 3.630 0.814

KL-17-344 KZA 6.20 7.00 0.80 7.37 112 1.680 0.205

and KZA 17.79 18.74 0.95 4.49 57.0 1.040 1.530

and KZA 39.20 48.18 8.98 2.09 49.9 0.599 0.318

incl. KZA 41.43 42.56 1.13 14.10 331 4.100 1.920

KL-17-345 KZA-HW 8.23 9.48 1.25 1.84 5.36 0.102 0.177

and KZA 25.55 31.00 5.45 1.86 24.0 0.126 0.167

and KZA-FW 52.67 53.25 0.58 2.36 46.4 0.987 1.060

KL-17-346 KZA 26.61 29.57 2.96 4.78 22.7 0.416 0.202

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and KZA-FW 40.34 40.68 0.34 6.26 32.6 0.752 3.260

and KZA-FW 45.19 45.75 0.56 1.10 71.9 1.005 2.980

and KZA-FW 59.55 61.36 1.81 2.08 12.9 0.149 0.541

and KZA-FW 66.11 67.27 1.16 1.90 5.21 0.087 0.264

and KZA-FW 73.46 74.74 1.28 1.78 13.2 0.273 1.555

and KZA-FW 84.78 86.34 1.56 2.83 41.6 1.055 1.175

and KZA-FW 110.88 111.65 0.77 1.03 8.1 0.072 0.173

KL-17-348 KZA-FW 20.42 21.15 0.73 1.09 79.2 2.490 0.542

and KZA-FW 33.62 35.00 1.38 1.29 12.8 0.034 0.061

and KZA-FW 44.32 45.10 0.78 2.29 41.0 0.325 3.040

KL-17-349 KZA-FW 26.52 28.00 1.48 1.18 59.2 0.088 1.712

and KZA-FW 61.17 62.53 1.36 3.64 109 1.105 2.720

and KZA-FW 73.25 73.55 0.30 11.00 203 6.350 7.770

KL-17-350 KZA-FW 23.66 24.77 1.11 4.28 305 0.364 1.195

and KZA-FW 56.33 57.10 0.77 1.15 37.7 0.288 0.904

and KZA-FW 62.38 63.62 1.24 1.24 47.5 0.238 0.442

and KZA-FW 73.25 74.52 1.27 2.43 91.1 2.040 1.705

KL-17-351 KZA-FW 37.50 39.53 2.03 1.54 91.6 0.270 0.600

and KZA-FW 43.56 44.08 0.52 3.70 86.5 0.543 0.640

KL-17-352 KZA-FW 25.26 25.94 0.68 1.47 31.0 0.829 0.382

and KZA-FW 33.39 34.73 1.34 5.20 32.6 0.103 0.117

and KZA-FW 45.47 45.80 0.33 3.78 8 0.094 0.073

and KZA-FW 85.42 86.29 0.87 1.87 125 0.155 0.053

and KZA-FW 114.30 114.63 0.33 21.20 244 1.100 4.920

and KZA-FW 127.96 128.41 0.45 2.82 14.4 0.215 0.460

KL-17-353 KZA-FW 9.35 11.00 1.65 6.10 27.8 0.231 0.101

and KZA-FW 43.29 44.81 1.52 2.80 87.0 0.072 0.102

and KZA-FW 51.63 52.47 0.84 1.03 10.0 0.201 0.312

and KZA-FW 92.86 93.43 0.57 5.56 412 0.384 0.174

and KZA-FW 136.69 137.73 1.04 1.26 3.0 0.014 0.030

KL-17-354 KZA-FW 63.81 64.56 0.75 1.80 16.1 0.146 0.131

and KZA-FW 77.00 77.85 0.85 1.51 8.33 0.070 0.130

and KZA-FW 94.85 95.59 0.74 1.01 20.6 0.061 0.521

and KZA-FW 137.55 142.76 5.21 1.08 11.9 0.078 0.950

incl. KZA-FW 137.55 139.16 1.61 2.19 25.8 0.160 2.110

incl. KZA-FW 142.34 142.76 0.42 4.66 40.5 0.256 3.310

KL-17-355 KZA-FW 39.16 39.65 0.49 14.35 93.5 0.201 0.408

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and KZA-FW 88.00 88.34 0.34 3.44 142 0.092 0.537

and KZA-FW 121.14 122.54 1.40 3.03 31 0.142 0.188

incl. KZA-FW 121.14 121.64 0.50 3.48 59.1 0.094 0.131

and incl. KZA-FW 122.17 122.54 0.37 6.75 35.5 0.343 0.456

and KZA-FW 140.30 140.69 0.39 6.17 77.5 0.128 0.190

KL-17-356 KZA 12.85 14.57 1.72 4.67 48.6 0.835 1.690

and KZA 23.65 30.63 6.98 3.00 32.7 0.249 0.702

incl. KZA 23.65 27.67 4.02 4.81 54.3 0.369 1.037

and KZA-FW 70.13 71.40 1.27 3.34 84.9 0.128 0.315

and KZA-FW 150.92 152.09 1.17 1.07 34.1 0.100 0.344

and KZA-FW 171.85 172.39 0.54 2.16 42.0 0.100 0.127

KL-17-357 PIKA 81.05 81.53 0.48 1.38 34.9 0.088 0.132

and PIKA 90.09 90.80 0.71 1.18 14.4 0.035 0.134

KL-17-358 PIKA 127.00 128.21 1.21 7.24 18.5 0.246 0.939

and PIKA 135.03 135.82 0.79 4.52 15.2 0.065 0.038

and PIKA 148.23 148.53 0.30 1.20 3.91 0.110 0.368

KL-17-359 KZA-FW 49.20 50.57 1.37 4.58 119 0.187 0.401

and KZA-FW 76.15 76.83 0.68 1.23 42.3 0.198 0.332

and KZA-FW 88.37 89.00 0.63 2.04 51.5 0.127 0.172

KL-17-360 KZA 11.80 17.72 5.92 1.86 11.4 0.024 0.548

incl. KZA 11.80 12.20 0.40 17.45 132 0.285 7.830

and KZA 30.00 44.04 14.04 1.25 8.74 0.023 0.151

incl. KZA 30.00 30.53 0.53 9.18 34.2 0.216 3.030

and KZA-FW 107.97 108.28 0.31 2.76 33.1 0.080 0.049

and KZA-FW 144.17 144.48 0.31 3.19 164 0.131 0.088

KL-17-361 PIKA 77.09 77.49 0.40 6.76 57.8 0.153 0.140

and PIKA 92.05 92.50 0.45 2.21 20.4 0.031 0.034

KL-17-362 PIKA 121.00 123.22 2.22 6.57 99.0 0.258 0.301

and PIKA 156.57 157.03 0.46 8.67 28.2 0.088 0.091

and PIKA 180.54 181.59 1.05 3.44 59.0 0.219 0.306

KL-17-363 BYG 11.70 12.28 0.58 5.85 173 0.193 0.084

and BYG 43.07 43.68 0.61 3.82 10.5 0.075 0.806

and KZA-HW 55.7 57.40 1.70 3.03 27.9 0.157 1.761

and KZA-HW 56.84 57.40 0.56 6.98 63.5 0.329 3.600

and KZA-HW 72.73 73.32 0.59 1.81 10.4 0.155 0.806

and KZA-HW 92.37 92.97 0.60 1.84 21.2 0.086 1.535

and KZA 132.20 133.75 1.55 1.95 7.24 0.030 0.132

and KZA 142.64 143.06 0.42 3.38 70.8 0.115 10.950

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and KZA-FW 190.77 191.45 0.68 4.18 158 0.088 0.126

KL-17-364 AEX 29.28 32.00 2.72 1.00 56.9 1.555 1.215

and EBRX 107.00 108.00 1.00 1.13 28.6 0.004 0.013

and EBRX 129.00 129.61 0.61 5.39 11.5 0.018 0.025

and EBRX 149.53 150.04 0.51 2.40 161 0.247 0.447

and EBRX 176.79 177.50 0.71 2.78 26.6 0.053 0.150

and PIKA 196.81 197.41 0.60 1.09 53.5 0.020 0.076

and PIKA 245.60 246.03 0.43 2.05 11.2 0.021 0.052

KL-17-365 KZA-HW 40.00 40.47 0.47 8.71 25.8 0.137 9.280

and KZA-HW 51.70 53.28 1.58 7.76 16.2 0.165 0.783

and KZA 105.37 114.75 9.38 4.08 44.2 0.084 0.545

incl. KZA 112.82 114.75 1.93 14.14 116 0.173 1.544

and KZA-FW 124.27 124.81 0.54 4.73 35.5 0.309 0.790

KL-17-366 KZA 47.60 50.50 2.90 7.57 65.6 0.418 0.742

incl. KZA 47.60 48.28 0.68 20.40 122 0.332 0.960

and KZA 69.09 69.45 0.36 21.90 874 1.235 1.680

and KZA-FW 114.38 114.91 0.53 2.70 168 0.069 0.146

and KZA-FW 127.53 128.06 0.53 1.07 11.0 0.085 0.165

and KZA-FW 145.22 145.74 0.52 11.05 256 0.247 0.059

and KZA-FW 157.78 158.10 0.32 9.97 441 0.242 0.248

and KZA-FW 166.80 167.55 0.75 1.19 33.5 0.093 0.175

and KZA-FW 209.24 210.42 1.18 12.35 81.1 0.157 1.931

incl. KZA-FW 209.24 209.63 0.39 21.50 32.7 0.193 5.120

+ Represents the diamond drill hole or trench sample length. True widths are estimated to be approximately 80-90% of the interval.

KL-17-340 and KL-17-347 did not return significant mineralization

QAQC

All analyses for roc k and core samples from the 2017 program were performed by ALS

Minerals with sample preparation in North Vancouver, Whitehorse or Thunder Bay and

assays and geochemical analyses in North Vancouver. Core samples were routinely

analyzed for gold by fire assay followed by atomic absorption (Au -AA24) and 48 other

elements by inductive ly coupled plasma -mass spectrometry (ME -MS61). Samples that

exceeded the detection limits of the routine methods were assayed for silver, copper, lead

and zinc by inductively coupled plasma -atomic emission spectroscopy (Ag/Cu/Pb/Zn -

OG62) and gold by grav imetric analysis (Au -GRA22). Rigorous procedures were in

place regarding sample collection, chain of custody and data entry. Certified assay

standards, coarse reject duplicates, field duplicates and blanks were routinely inserted

into the sample stream to ensure integrity of the assay process. All of the results reported

have passed the QAQC screening.

The 2017 program was managed by Archer, Cathro & Associates (1981) Limited (Archer

Cathro). Technical information in this news release has been approved by Matthew R.

6

Dumala, P.Eng., a geological engineer with Archer Cathro and qualified person for the

purpose of National Instrument 43-101.

About Rockhaven

Rockhaven Resources Ltd. is a mineral exploration company focused on growth through

the advancement of its Klaza project. For additional information concerning Rockhaven

or its Klaza project please visit Rockhaven’s website at www.rockhavenresources.com.

Matthew Turner

President, CEO and Director

Rockhaven Resources Ltd.

T:604-687-2522

[email protected]

NEITHER THE 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.