New Pacific Metals Delivers Strong Economics for Carangas in Preliminary Economic Assessment
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NEWS RELEASE
New Pacific Metals Delivers Strong Economics for Carangas in Preliminary Economic Assessment
Vancouver, British Columbia – October 1, 2024 – New Pacific Metals Corp. (TSX: NUAG) (NYSE-A: NEWP) (“New
Pacific” or the “Company”) is pleased to report the results of its Preliminary Economic Assessment (“PEA”) for
the Carangas project (the “Project”) in Oruro Department, Bolivia. The PEA is based on the Mineral Resource
Estimate (the “MRE ”) for the Project , which was reported on September 5, 2023, and prepared in
accordance with National Instrument 43‐101- Standards of Disclosure for Mineral Projects (“NI 43‐101”).
Highlights from the PEA are as follows (all figures in US Dollars):
• Post-tax net present value (“NPV”) (5%) of $501 million and internal rate of return (“IRR”) of 26% at a
base case price of $24.00/oz silver, $1.25/lb zinc, and $0.95/lb lead;
o NPV and IRR of $748 million and 34%, respectively, at $30/oz silver;
• 16-year life of mine (“LOM”), excluding 2-years of pre-production, producing approximately 106 million
oz (“Moz”) of payable silver, 620 million pounds (“Mlbs”) of payable zinc and 382 Mlbs of payable lead;
o Payable silver production of approximately 8.5 Moz per year in years one through six; with
LOM average silver production exceeding 6.5 Moz per year;
• Initial capital costs of $324 million and a post-tax payback of 3.2 years;
• Average LOM all-in sustaining cost (“AISC”) of $7.60/oz silver, net of by-products; and
• Approximately 500 direct permanent jobs to be created from the Project.
"The PEA for the Carangas project marks a significant milestone for our company, outlining a robust, high-margin
project with strong economics. By focusing our efforts on a discrete, near surface, subset of silver rich material
we were able to define a project with a post-tax NPV of $ 501 million, an IRR of 26% and an initial capital
expenditure of $324 million,” stated Andrew Williams, CEO and President.
“This study not only underscores the quality of this asset but also highlights the exceptional work of our team
who discovered this greenfield project only three years ago . While Silver Sand remains our flagship asset,
Carangas has become a significant standalone project for our Company. Carangas provides balance and scale to
our portfolio of quality silver projects in Bolivia. We are grateful for the collaboration with the local community
and government that has brought us to this point and look forward to continuing this partnership as we advance
the Project and unlock value for all stakeholders."
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Economic Results and Sensitivities
Table 1 shows key assumptions and summarizes the projected production and economic results of the PEA.
Tables 2 and 3 show sensitivities to silver prices and operating and capital costs.
Table 1: Carangas Open Pit Mining – Key Economic Assumptions and Results
Item Unit Value
Silver Price $/oz 24
Zinc Price $/lb 1.25
Lead Price $/lb 0.95
Total Mill Feed Mt 64.4
Open Pit Strip Ratio1 t:t 1.7
Annual Processing Rate Mtpa 4.0
Average Silver Grade2 g/t 63
Average Silver Grade in first 6 years g/t 83
Silver Recovery % 87.3
Total Payable Silver Moz 106
Total Payable Zinc Mlbs 620
Total Payable Lead Mlbs 382
Mine Life3 Yrs 16.2
Average Annual Payable Silver Metal over LOM Moz 6.6
Annual Payable Silver Metal in first 6 years Moz 8.5
Total Revenue $M 3,296
Total Revenue Contribution from Silver % 76
Total Operating Costs (net of by-products)4 $/oz 4.25
Government Royalties $/oz 1.79
AISC (net of by-products)5 $/oz 7.60
Initial Capital Costs $M 324
Sustaining Capital Costs6 $M 128
Payback Period (post-tax)7 Yrs 3.2
Cumulative Net Cash Flow (pre-tax) $M 1,447
Cumulative Net Cash Flow (post-tax) $M 867
Post-tax NPV (5%) $M 501
Post-tax IRR % 26
NPV (5%) to Initial Capex Ratio $:$ 1.5
Notes
1. LOM average strip ratio.
2. LOM average.
3. Excludes 2 years pre-production period.
4. Includes mining costs, processing costs, tailing costs, G&A costs, and selling costs.
5. Includes total operating costs, royalties, sustaining capital costs, and closure costs.
6. Excludes mine closure costs of $39 M.
7. The payback period is measured from the beginning of production after construction is completed.
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Table 2: Carangas Project Economic Sensitivity Analysis for Silver Prices – Post-Tax
Silver Price Sensitivity
Silver Price (US$/oz) $18.00 $21.00 $24.00
(Base Case) $27.00 $30.00
Results (post-tax NPV $M / IRR) 254/17% 378/22% 501/26% 625/30% 748/34%
Note: Inputs for the base case (100%) are listed in Table 1. Table 2 presents how the Project's post-tax NPV and IRR are affected by
varying the selling price of silver. For example, if the silver price increases by $3/oz (from $24.00 to $27.00/oz) while other Inputs
remain as the “Base Case”, then the NPV becomes $625 M and the IRR is 30%. NPV values are discounted at a rate of 5%. Zinc and lead
prices are kept constant at $1.25/lb and $0.95/lb respectively.
Table 3: Carangas Project Economic Sensitivity Analysis for Costs – Post-Tax Cost Sensitivity
Sensitivity Items -20% -10% 100%
(Base Case) +10% +20%
Mining Cost
(post-tax NPV $M / IRR) 534/27% 518/26% 501/26% 485/25% 468/25%
Process Cost
(post-tax NPV $M / IRR) 563/28% 532/27% 501/26% 470/25% 439/24%
Life-of-Mine Capex
(post-tax NPV $M / IRR) 558/32% 530/29% 501/26% 473/23% 444/21%
Note: Inputs for the base case (100%) are listed in Table 1. Table 3 lists sensitivity analysis for three “Input” variables. For example, if
LOM Capex increases by 20% (+20%), while silver price, mine operating cost, and process operating cost remain the same as the “Base
Case” input, the NPV becomes $444M and IRR is 21%. NPV values are discounted at a rate of 5%.
Capital and Operating Costs
The Project, as outlined in the PEA, is anticipated to include an open-pit operation, with mining to be carried
out by a contract mining company , supplying mill feed to a flotation plant, producing silver-lead and zinc
concentrates. The PEA anticipates the Project will have several capital and operating cost advantages:
• Mineralized material is flat-lying and near-surface, which is anticipated to result in a shallow pit with a
final depth of approximately 230 meters below surface and a low LOM average strip ratio of 1.7:1;
• It is proposed that t he mine will be operated by a contractor with current operations in Bolivia ,
eliminating the need for the Company to procure a mining fleet and sustain capital for fleet
replacement;
• Bond ball mill work index (BWi) averaging 12 and a Bond abrasion index (Ai) averaging 0.06, therefore
it is anticipated that processing mineralized material will require modest power consumption and low
grinding media consumption;
• Test work shows that total silver recoveries are favorable at 87.3%, with the Pb concentrate containing
a high silver content expected to exceed 3,500 g/t , along with an absence of deleterious elements to
enhance smelter terms;
• It is expected that the mine will be connected to the national electricity grid, providing low-cost power
at $0.05/kWh to the processing plant and other on-site infrastructure;
• The site can be accessed via national highways and all-season local roads; and
• The Project could be a major supplier for a proposed government-operated zinc smelter in Oruro.
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Table 4: Total Operating Cost Estimate
Item Cost ($/t milled)
Mining1 6.00
Processing 9.00
General and Administration 3.60
Total operating cost 18.60
Note
1. Mining cost is $2.48/t mined.
A summary of capital costs is shown in Table 5.
Table 5: Total Capital Cost Estimate
Item1 Cost ($M)
Mine development 43
Processing plant 188
Site infrastructure2 68
Tailings Storage Facility (“TSF”)3 14
Owner’s cost 11
Initial capital 324
Life of mine sustaining capital4 167
Note
1. Includes direct, indirect, and contingency costs. Contingency costs total approximately $43 M.
2. Includes $37 M for a 200km 115 kV power line.
3. Tailings capital includes initial earthworks, liners/membranes, and a water management facility.
4. Sustaining capital costs include expansion of the TSF, refurbishment and replacement of processing equipment, and mine
closure of $39 M.
Mining
It is anticipated that the deposit will be mined using a conventional open pit approach. This entails drilling and
blasting, with loading by hydraulic excavators and haulage by off-highway rear dump haul trucks. The PEA pit is
designed to be relatively shallow, resulting in comparatively short hauls for both mill feed and waste. A SW-NE
cross section showing the resource model grades and pit is illustrated in Figure 1. The mine production schedule
is illustrated in Figure 2.
Mill feed tonnes and grade are a subset of the Mineral Resource Estimate, accounting for planned mining
dilution and recovery. A mining net smelter return (“NSR”) cutoff grade of $28/t was applied and all mined
material below this cutoff grade is treated as waste. The mining cutoff grade was chosen to cover all operating
costs as well as a built-in economic margin for the Project.
The PEA assumes that mill feed will be hauled to the primary crusher or a run-of-mine (“ROM”) stockpile near
the crusher. A portion of the o xides and lower grade resources mined in the early years are planned to be
stockpiled and processed over the life of mine. Waste rock will be hauled to waste storage facilities. It is
anticipated that mine operations will be conducted by a contractor with current operations in Bolivia.
It is anticipated that open-pit mining will commence in the first year of construction. The mine plan anticipates
that 19 Mt of waste and oxide material will be mined, with the oxides stockpiled, over a two-year pre-production
period. Peak open-pit production is expected to be 15 Mt per year. The planned open pit contains a total of 176
Mt of material (mineralized material and waste) which is scheduled to be mined out by Year 13 of mill ing
operations. 24 Mt of oxide and lower grade material is planned to be processed throughout the mine, with years
14-17 processing stockpiles exclusively.
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Figure 1: Pit Design, SW-NE Section View
Notes: Net Smelter Prices (“NSP”) and metallurgical recoveries are used to define the NSR cutoff grade. NSPs include market price assumptions of $23.0/oz
Ag, $0.95/lb Pb, $1.25/lb Zn. Various smelter and refining terms, offsite costs, and a 6% royalty derive NSPs of $20.5/oz Ag, $0.64/lb Pb, and $0.74/lb Zn.
Metallurgical recoveries of 90% Ag, 83% Pb, and 58% Zn are applied. The metal prices, smelter terms, and recoveries for the economic analysis are slightly
different from the values described here. Checks have been made by the qualified person to ensure that the PEA mine plan would not be materially altered
by revising these inputs to the final PEA values.
Figure 2: Mine Production Schedule Summary
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Mineral Processing
The Project is designed to process 4.0 Mt of mineralized material per year. The overall production schedule is
illustrated in Figure 3. The processing facility will use conventional comminution circuits followed by selective
sequential flotation to produce a lead/silver concentrate and a zinc/silver concentrate. This is planned to include
primary crushing, followed by a SAG -Ball milling circuit ( “SABC”) and sequential sulfide flotation to separate
silver/lead and zinc while rejecting pyrite and non-sulfidic gangue minerals. Tailings would then be thickened and
pumped to a conventional storage facility.
Figure 3: Annual Mill Feed Tonnes and Grade
0
10
20
30
40
50
60
70
80
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
Y01 Y02 Y03 Y04 Y05 Y06 Y07 Y08 Y09 Y10 Y11 Y12 Y13 Y14 Y15 Y16 Y17
NSR ($/t)
Mill Feed (Mt)
Period
Resource Mined Directly to Mill Stockpile Reclaim NSR
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Mineral Resource Estimate
The MRE, which used conceptual open pit mining constraints for reporting purposes, was previously reported
by the Company in a news release dated September 5, 2023. The MRE, stated at a 40 g/t AgEq cut‐off, is shown
in Table 6.
To minimize upfront capital while maximizing the Project's return, the Company based the PEA on a 64 Mt subset
of the near-surface, higher-grade material within the Upper Silver Zone of the MRE, as illustrated in Figure 1.
This is anticipated to preserve the optionality to mine and process the remainder of the MRE at a later date.
Table 6: Mineral Resource as of August 25, 2023
Domain Category
Tonnage Ag Au Pb Zn AgEq
Mt g/t Mozs g/t Kozs % Mlbs % Mlbs g/t Mozs
Upper Silver
Zone
Indicated 119.2 45 171.2 0.1 216.4 0.3 916.6 0.7 1,729.6 85 326.8
Inferred 31.3 43 43.3 0.1 104.6 0.3 202.4 0.5 350.0 80 80.8
Middle Zinc
Zone
Indicated 43.4 11 15.0 0.1 77.4 0.4 343.6 0.8 739.4 56 78.1
Inferred 9.3 9 2.6 0.1 15.6 0.4 74.1 0.8 162.3 54 16.2
Lower Gold
Zone
Indicated 52.3 11 19.1 0.8 1,294.4 0.2 184.7 0.2 184.7 92 154.9
Inferred 4.4 13 1.8 0.7 97.5 0.2 21.4 0.2 21.4 91 12.8
Source: compiled by RPMGlobal, 2023
Notes:
1. CIM Definition Standards (2014) were used for reporting the Mineral Resources.
2. The qualified person (as defined in NI 43-101) for the purposes of the MRE is Anderson Candido, FAusIMM, Principal Geologist with
RPMGlobal.
3. Mineral Resources are constrained by an optimized pit shell at a metal price of US$23.00/oz Ag, US$1,900.00/oz Au, US$0.95/lb Pb,
US$1.25/lb Zn, recovery of 90% Ag, 98% Au, 83% Pb, 58% Zn and Cut-off grade of 40 g/t AgEq.
4. Drilling results up to June 1, 2023.
5. The numbers may not compute exactly due to rounding.
6. Mineral Resources are reported on a dry in-situ basis.
7. Mineral resources are not Mineral Reserves and have not demonstrated economic viability.
Next Steps
With the completion of the PEA, New Pacific intends to continue its efforts to secure the necessary permits for
the Project. The Company will only proceed with a feasibility study, expected to take 12-18 months, once it has
confidence in a favorable and timely permitting outcome. This is anticipated to include securing a comprehensive
mine development agreement with the local community, converting the Company’s exploration license into a
mining license, substantially progressing an Environmental Impact Assessment Study (“EIA”) and obtaining legal
certainty for the Project’s location within 50 kilometers of the Bolivian border with Chile. The Company
anticipates being in such a position no earlier than the second half of 2025.
Significant progress has been made towards these milestones over the past year. For the EIA, the Company has
completed baseline environmental data collection for both the dry and wet seasons and has recently secured
community consent to begin the primary s ocioeconomic baseline data collection, which is expected to take
several months to complete. This baseline data will help refine the Project’s design, assess potential
environmental and social impacts and will help inform agreements with the local community.
The Company is encouraged by the strong support from both the Oruro Department and the federal government
in advancing the Project. Through its recently formed Oruro Mining Task Force, the Government of Bolivia has
established a pathway for transitioning from an exploration license to a mining license, with Carangas set to
become the first project to do so under Bolivia’s 2014 mining code. The Company believes that continued
collaboration and support from governmental authorities are crucial for the Project's success and its potential to
become a key source of raw material for a zinc plant under construction by the Bolivian government in Oruro.
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Qualified Persons
The qualified persons for the PEA are Mr. Marcelo del Giudice, FAusIMM, Principal Metallurgist with RPMGlobal,
Mr. Pedro Repetto, SME, P.E., Principal Civil/Geotechnical Engineer with RPMGlobal , Mr. Gonzalo Rios,
FAusIMM, Executive Consultant - ESG with RPMGlobal, Mr. Jinxing Ji, P.Eng., Metallurgist with JJ Metallurgical
Services, and Mr. Marc Schulte, P.Eng., Mining Engineer with Moose Mountain Technical Services. The specific
sections for which each qualified person is responsible will be outlined in the NI 43-101 PEA Technical Report.
This is in addition to Mr. Anderson Candido, FAusIMM, Principal Geologist with RPM Global who estimated the
Mineral Resource. All such qualified persons have reviewed the technical content relevant to the sections of the
PEA for which they are responsible included in this news release for the deposit at the Project and have approved
its dissemination.
Further details supporting the PEA will be available in an NI 43‐101 Technical Report which will be posted under
the Company’s profile at sedarplus.com within 45 days of this news release.
This news release has been reviewed and approved by Alex Zhang, P.Geo., Vice President of Exploration of New
Pacific Metals Corp. who is the designated qualified person for the Company.
Conference Call and Webcast Details
The Company will host a conference call and presentation webcast at 8:00 am Pacific Time / 11:00 am Eastern
Time on Wednesday, October 2nd, 2024, to provide further information. Participants are advised to dial in five
minutes prior to the scheduled start time of the call. A presentation will be made available on the Company’s
website prior to the webcast. Webcast details:
Date: Wednesday, October 2nd, 2024, 8:00 am Pacific Time / 11:00 am Eastern Time
Toll-free Canada/USA: 1-844-763-8274
International: 1-647-484-8814
Webcast: https://event.choruscall.com/mediaframe/webcast.html?webcastid=plP25uTi
About New Pacific Metals
New Pacific is a Canadian exploration and development company with three precious metal projects in Bolivia.
The Company’s flagship Silver Sand project has the potential to be developed into one of the world’s largest
silver mines. The Company is also advancing its robust, high-margin silver-lead-zinc Carangas project with strong
economics. Additionally a discovery drill program was completed at Silverstrike in 2022.
On behalf of New Pacific Metals Corp.
Andrew Williams
Director and CEO
For Further Information
New Pacific Metals Corp.
Phone: (604) 633‐1368 Ext. 223
U.S. & Canada toll-free: 1-877-631-0593
E-mail: [email protected]
For additional information and to receive company news by e-mail, please register using New Pacific’s website
at www.newpacificmetals.com.