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Mammoth Posts Technical Report ON 2017-18 Diamond Drilling Program ON Its Website with Recommendations FOR Follow up Drilling

Technical Reports (NI 43-101) Exploration Programs Marketing Announcement

Exchange Tower

410 - 150 York Street

Toronto, Ontario

M5H 3S5 Canada

www.mammothresources.ca

FOR IMMEDIATE RELEASE: January 16, 2019 No. 01/19

MAMMOTH POSTS TECHNICAL REPORT ON 2017-18

DIAMOND DRILLING PROGRAM ON ITS WEBSITE WITH

RECOMMENDATIONS FOR FOLLOW UP DRILLING

Toronto, Canada (January 16, 2019) - Mammoth Resources Corp. (TSX-V: MTH), (the “Company”, or

“Mammoth”) would like to announce that it has posted an internal company technical report describing and

summarizing activities, results, conclusions and recommendations for future work based on its 2017 - 2018

diamond drill program in which it drilled 13 holes for a total of 2,700 metres at its Tenoriba precious metal

property located in the prolific Sierra Madre precious metal belt in southwestern Chihuahua State, Mexico.

Mammoth announced on December 20, 2018, it and Centerra Gold Inc. (Centerra) having reached an

agreement to option Tenoriba to Centerra whereby Centerra can earn up to a 70% interest in Tenoriba upon

total project expenditures of US$9.0 million over a seven-year period, expenditure amounts which can be

accelerated depending on exploration success. The results of the 2017 - 2018 diamond drill program plus all

other technical information stemming from exploration activities at Tenoriba have been shared with Centerra

and Mammoth and Centerra technical personnel are expected to meet in the coming days to share perspectives

on future exploration activities as they formulate the initial phases of the 2019 exploration program at Tenoriba.

Thomas Atkins, President and CEO of Mammoth commented on the report and the upcoming

exploration program, stating: “Our optimistic outlook on the potential at Tenoriba are heightened following the

recent drill program and the encouraging results obtained from that work. We see potential for both typical High

Sulphidation gold-silver mineralization at Tenoriba, similar to what has been intersected in more than a dozen drill

holes over a four kilometre strike length of ubiquitous surface gold and silver mineralization, plus there appears

strong signs from drill intersections in the western end of the property, which lies as much as 600 metres

topographically and stratigraphically deeper in the system, to host a Porphyry-style mineralized deposit. Porphyry-

style mineralization is the root of High Sulphidation mineralizing systems and so these two styles at Tenoriba

would not be unexpected.

We’re excited about the upcoming exploration season to be advanced by Centerra at Tenoriba and look forward

to the commencement of activities once we’ve had the opportunity to coordinate program plans, expected to be

determined in the coming days.”

Conclusions from the internal company report as drafted by Richard Simpson, Mammoth’s Vice President and

Qualified Person, include:

 The El Moreno area (located in the western portion of the mineralized area on the property) exists

as much as 600 metres deeper in the mineralizing system (please refer to longitudinal section:

http://www.mammothresources.ca.update.editmec.com/i/maps_figures/30-11-2018_Long-

Section.jpg.) and although limited to only 200 metres of coverage by the Induced Polarization (IP)

geophysical survey drilling tested geophysical features to vertical depths of as much as 200 metres

where Feldspar Porphyry intrusive rocks were intersected (intrusive rocks are the source of the

hydrothermally altered volcanics abundant in other higher elevation drill holes and surface outcrops

on the property), with Porphyry-style mineralization, including: disseminated sulphides and complex

stockwork-sulphide rich veinlets yielding lengthy intersections of lower grade gold (TEN 17-02

intersected 80.0 m grading 0.18 g/t gold Eq and TEN 17-11 intersected 227.0 m grading 0.14 g/t

gold Eq) in combination with other Porphyry-style features, including:

­ Phyllic-Pyritic alteration (as indicated by the presence in drill core of alteration minerals illite,

tourmaline and dickite);

­ presence of chlorite, magnetite and epidote, indicative of alteration at temperatures of

approximately 350 degrees Celsius, temperatures commonly found nearer the Porphyry

source in a Porphyry-High Sulphidation system, versus minerals formed under cooler

temperatures (200 degrees Celsius) nearer the area of typical High Sulphidation

mineralization;

­ Potassium Feldspar alteration-flooding observed at deeper intervals within the drill core; and

­ the presence of copper; 7.2 m grading 3.59% copper in hole TEN 17-03.

 Having intersected Porphyry-style intrusive rocks at El Moreno, the opportunity exists over a 2

kilometre strike length of intermittent surface gold-silver mineralized outcrop, east of El Moreno

west towards the Cerro Colorado area, to discover a large Porphyry gold-copper mineralizing

system with drilling to date encountering features typical of those found on the flanks of Porphyry

systems.

 At the Los Carneritos area (located in the eastern portion of the mineralized trend), the surface

geology is more typical of High Sulphidation (HS) epithermal alteration/mineralization. Limited

drilling to date in this area (only drilled 5 drill holes to date have tested the entire approximate 4

square kilometre area of Carneritos) has intersected intervals of narrow pyrite rich veinlets in a

stockwork texture associated with silica, dickite and local patchy vuggy silica alteration, typical of

alteration found on the shoulders of large HS deposits. Potentially economical grades of gold-silver

mineralization were intersected, including: hole TEN 17-06 grading 0.52 g/t gold Eq over 126.8

metres, including 1.21 g/t gold Eq over 25.0 metres. The opportunity exists for the discovery of a

large, economical gold-silver mineralized body within Carneritos and/or the extension, up to 800

metres east of Carneritos, which has not yet been covered by geophysics.

 Within the main east-west trend of alteration and mineralization at Tenoriba there appear three

orientations of generally normal displacement faults; one set of faulting has its axis oriented

generally east-west, parallel to the general trend of mineralization, another set trends northeast-

southwest and a third set trends northwest-southeast, near perpendicular to the second set.

Displacement appears in the order of 25 to 100 metres. There are instances (particularly within the

Central-Masuparia area of the property) where precious metal mineralization is associated with the

general trend of these structures (TEN 17-05 intersected 23.5 metres grading 1.32 g/t gold Eq and

27.0 m grading 0.63 g/t gold Eq) and opportunity exists to delineate gold mineralization within and

in proximity to these structures.

In other news, Mammoth President and CEO Thomas Atkins will be attending the Vancouver Resource

Investment Conference (VRIC) from Sunday January 20th and 21st and looks forward to meeting current and

any interested future investors at its booth, number 1035 to share information and insights on Tenoriba and the

Company.

The Company would also like to announce that the Company’s Board of Directors has granted approval to issue

a total of 865,000 stock options to management, officers and directors of the Company and an independent third

party consultant to the Company as part of Mammoth’s annual option grant, such options to be issued at an

exercise price of $0.06 per share, the equivalent of the 10-day volume weighted average share price of the

Company’s shares traded on the TSX-V exchange as of close of business on January 15, 2019. Options are

granted subject to the terms of the Company's Stock Option Plan.

To find out more about Mammoth Resources and to sign up to receive future press releases, please visit the

company's website at: www.mammothresources.ca., or contact Thomas Atkins, President and CEO at: 416

509-4326.

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.

Forward Looking Information: This news release may contain or refer to forward-looking information. Although the

Company believes that the assumptions inherent in the forward-looking statements are reasonable, forward-looking

statements are not guarantees of future performance and, accordingly, undue reliance should not be placed on these

forward-looking statements due to the inherent uncertainty therein. Please refer to the Company’s website at the following

link: http://www.mammothresources.ca/s/FAQ.asp to review the Company’s complete forward looking statement.