PERU COPPER PORPHYRY PORTFOLIO - Pembrook MiningPEDIMENT . All holes except PPDH -2 drilled...
Transcript of PERU COPPER PORPHYRY PORTFOLIO - Pembrook MiningPEDIMENT . All holes except PPDH -2 drilled...
PERU COPPER PORPHYRY PORTFOLIO
AGM - May 27, 2014
Forward Looking Statements
• Certain statements included in this presentation constitute forward-looking statements, including those identified by the expressions “anticipate”, “believe”, “plan”, “estimate”, “expect”, “intend”, “may”, “should” and similar expressions to the extent they relate to Pembrook Mining Corp. (the “Company”) or its management.
• The forward-looking statements are not historical facts but reflect current expectations regarding future results or events. This presentation contains forward-looking statements, and are based on current expectations and various estimates, factors and assumptions and involve known and unknown risks, uncertainties and other factors.
• Any forward-looking statements represent the Company’s estimates only as of the date of this presentation and should not be relied upon as representing the Company’s estimates as of any subsequent date. The material factors and assumptions that were applied in making the forward-looking statements in this presentation include:
• (a) execution of the Company’s existing plans or exploration programs for each of its properties, either of which may change due to changes in the views of the Company, or if new information arises which makes it prudent to change such plans or programs;
• and
• (b) the accuracy of current interpretation of drill and other exploration results, since new information or new interpretation of existing information may result in changes in the Company’s expectations. Readers should not place undue reliance on the Company’s forward-looking statements, as the Company’s actual results, performance or achievements may differ materially from any future results, performance or achievements expressed or implied by such forward-looking statements if known or unknown risks, uncertainties or other factors affect the Company’s business, or if the Company’s estimates or assumptions prove inaccurate. Therefore, the Company cannot provide any assurance that such forward-looking statements will materialize. The Company disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.
• The Qualified Person (QP) for Peru is Bruce Harvey.
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Management & Directors
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MANAGEMENT
Brian Booth President & Chief Executive Officer April Hashimoto Chief Financial Officer Bruce Harvey Executive VP & President, South America Angela Betteridge Corporate Secretary, Director of Corporate Communications Buks Lubbe Chief Geophysicist, South America
BOARD OF DIRECTORS
Alan Moon Chair of the Board John Black Brian Booth Daniel Innes Stephen Kurtz
Anthony Makuch
Kevin McArthur
Richard Petersen Wang Dongbo
Share Structure
Common shares 136,784,987 Stock options 10,071,250 Fully diluted* 146,856,237
Cash position* Cdn $18 million
Last private placement June 2013 3,222,098 shares for cash proceeds of $8 million *At March 31, 2014
$2.50 / share
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2014 Exploration Projects in Peru
Pecoy • 80% (Earning) – (Trafigura 20%) • Recognition of leached cap • Cu Oxides, supergene enriched and good grade
primary sulphides Tororume • 100% Pembrook • Discovery of 2 new porphyry systems • 8 km north of Pecoy • Pecoy • 80% (Earning) • Recognition of leached cap • Cu Oxides, supergene enriched and good grade
primary sulphides Acero • 100% (Earning) • Previous drilling (2000)
135 m @ 0.24% cu Huiniccasa • 100% (Pembrook) • Phase 2 drilling to resume to expand on large skarn
system and test porphyry targets
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Pecoy Project – Regional Setting – Coastal Porphyry Belt
• The southern Peru Coastal Porphyry Copper Belt hosts several large porphyry copper deposits:
• Zafranal 557Mt @ 0.36% Cu Measured & Indicated
• Quellaveco 916Mt at 0.65% Cu Proven & Probable
• Cerro Verde 3,571Mt at 0.40% Cu Proven & Probable
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Tororume Main Porphyry
La Yesera
Pecoy Porphyry
Pecoy – Tororume District
• Tororume 9,330 hectares • Pecoy 2,000 hectares • La Yesera 5,000 hectares • New porphyry Cu-Mo
district in the Coastal Porphyry Belt
• Multiple copper systems • Near coast (<100km) • Road, water and power in
close proximity
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10 km
Tororume East Porphyry
Pembrook Property
Chalcocite + copper oxides
Pecoy Porphyry looking west 1,800m elevation
Pecoy – Copper Porphyry System
• Large system – Potential for >0.5BT • Encouraging preliminary drill results in
contact between phyllic/potassic zone – Hole Pec-2 - 389 metres @ 0.37% Cu
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1. 0 x 1.5 km
Zafranal 557 Mt @ 0.36% Cu
Quelloveco 0.92 Bt @ 0.65% Cu Tia Maria
638 Mt @ 0.39% Cu Toquepala
3.40 Bt 0.47% Cu
Cuajone 2.63 Bt @ 0.47% Cu
Los Calatos 638 Mt @ 0.39% Cu
TORORUME PECOY
Arequipa
Moquegua
Ilo Port
Matarani Port
Ocona
Chuquibamba
Camana
Chala
Juliaca
Pan American Highway
50 kms
Pecoy – Major Copper Province, Multiple World-Class Deposits
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Cerro Verde 3.57 Bt @ 0.40% Cu
Transmission Lines
Pecoy Camp
Arirahua Gold Mine
← Rio Ocona 6 kms
Pecoy Porphyry Copper – Claims Access
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2 kms
[
Pecoy Porphyry
Pecoy District – Mineralized Centres
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Cu % Rock Channel Samples
PDDH-6
PDDH-1
PDDH-2 PDDH-9
PDDH-3
PDDH-5
PDDH-4
PDDH-7 PDDH-11
PDDH-10
PDDH-8
Cover
Breccia
Feldspar Porphyry
Monzogranite Porphyry
Granodiorite
Gneiss
Pembrook Claim Outline
Pecoy Porphyry Copper System – Geology
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Pembrook Claims
PEDIMENT
All holes except PPDH-2 drilled Quartz-Sericite shell Quartz-Sericite marginal shell to south, weak Propylitic to north
PPDH-10 141 m @ 0.282%
PPDH-7 335 m @ 0.208%
PPDH-4 328 m @ 0.206% PPDH-6
203 m @ 0.281%
PPDH-11 154 m @ 0.182%
PPDH-3 92 m @ 0.160%
PPDH-8 86 m @ 0.177%
PPDH-9 231 m @ 0.211%
PPDH-1 41 m @ 0.211%
Propylitic
Clay
Silica
Quartz-Sericite
Potassic
Potassic Alteration as windows through Quartz-Sericite
Pecoy – Alteration Previous Drilling
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250 m
PPDH-2 389 m @ 0.37%
PEC 12 PEC 13
PEC 14 PEC 15
Pecoy – Hole PEC - 2
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Pecoy – Hole PEC -2
• Primary Sulphide Zone – At 325m downhole
0.58% Cu
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• Chalcocite Zone – (1.0% Cu)
• Copper Oxide Zone – At 104.8m downhole
(0.88% Cu)
Drill hole traces colored with percentage copper values with
red > 0.5% Cu
Looking north -west
Enrichment Zone
Leached Cap
Oxides CuOx ± CC Traces
H-02 H-09
Interpretation from Core Logging
The chargeability model suggests the potential for more secondary enrichment to the north Hypogene
Pecoy – Ground IP Survey
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H-09 H-02
Chalcocite zone Strong chargeability
300 m
Copper Oxide zone
2D chargeability section through Pecoy drill holes H-02 and H-09
PEC -13
2 1
14 Holes Testing Potassic Core Target
500 x 1,000 m Potential +500Mt
PEC-12 PEC-13
Pecoy – Porphyry Copper Potassic “Core Zone” Target
Secondary Target
Primary Potassic Target
Indico Hole OCA 12DH010 300m @ 0.70% Cu eq. (Cu & Au)
500m
H-02
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2014 Phase I Drilling
2014 – 2015 Phase II Drilling
Porphyry
Potassic Zone Target
Cover
PEC-14 3
PEC-13 99.5m
PEC-13 153.1m
PEC-13 29.5m
PEC-13 166.6m
PEC-13 154.5m
Pecoy – PEC-13 (200 M East, 100 M Higher) Leached, Supergene Comments
• Supergene Zone well developed • Stronger fracture density • Increased Gypsum • Strong Silica/Quartz • Present at Higher Elevation and Less Deep in Hole • Stronger Cu Oxide – Azurite • More consistent Chalcocite • Chalcocite Smears/veinlets
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PEC-13 429.5 m PEC-13 678.8 m
PEC-13 536.5 m PEC-13 99.5 m
Pecoy – PEC-13, Primary/Hypogene Comments
Potassic Zone Top same elevation as PDDC-2 Potassic • +300m of Potassic in PEC-13 Potassic Zone with Strong Secondary Biotite • Similar Anhydrite • Similar Quartz-Molybdenite Veinlets Stronger Chalcopyrite • Veinlets, Disseminations, Replacements
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2,200
2,000
1,800
1,600
1,400
Secondary Target Breccia Pipe
Potassic Alteration Mineralized
2nd Mineral Event
Porphyry Core Potassic Alteration Main Mineral Event
Ore/Target Propylitic Alteration Chlorite, Epidote
Outboard Barren
Supergene Blanket Oxide
Supergene Sulfides
Supergene Blanket
South North
Pecoy – Alteration Model – Mineralization
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Cu (+ Au)
Cu (+ Mo, Au)
Leaching
Breccia
TORORUME (Cu-Mo)
PECOY Cu-Mo
New Tororume Porphyries – Location
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8 kms
Arirahua Mine (Au)
GEOLOGY Granodiorite Diorite Quartz Diorite Gneiss Complex Volcanic Rocks
Fault
Target Area
Porphyries
[
Tororume – Main and East Targets - Alteration
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2 km
[ Main Target
ALTERATION Argillic Alteration
Propylitic
Chloritization
Chlorite – Quartz - Sericite
Pyritization
Silicification
Phyllic Alteration
Potassic
East Target
500 m
Camp
Pyrite Halo
Pyrite Halo
Pyrite Halo
Open
?
Tororume Main - Potassic Zone Geochemistry Cu (%)
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Secondary Biotite, Kspar 500 m by 300 m Open east and south 49 channel samples assayed up to 3.73% Cu
Potassic Zone
Phyllic Zone
Propilitic Zone
Pyrite Halo
Volcanics
Cover
ALTERATION
?
Looking East
> 1.00
0.50 – 1.00
0.20 -0.50
0.10 - 0.20
0.03 – 0.10
<0.03
CU (%) Rock Chip Channel Samples
Cu % Mo %
3.729 0.009
2.437 0.110
0.755 0.006
0.583 0.004
0.550 0.005
0.535 0.003
0.531 0.026
0.529 0.004
0.505 0.004
0.477 0.011
0.474 0.004
0.457 0.003
0.405 0.032
0.403 0.004
0.370 0.004
0.366 0.004
0.362 0.046
0.343 0.002
0.340 0.009
Cu % Mo %
0.340 0.006
0.311 0.003
0.307 0.243
0.306 0.011
0.295 0.009
0.289 0.003
0.286 0.005
0.279 0.004
0.278 0.010
0.272 0.009
0.269 0.002
0.261 0.003
0.237 0.001
0.232 0.003
0.230 0.005
0.180 0.003
0.154 0.013
0.153 0.002
0.152 0.003
Potassic Zone 0.531% Cu; 0.026% Mo
Potassic Zone
Tororume Main - Potassic Zone - Geochemistry Cu, Mo
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Rock Chip Channel Samples
Breccia with Secondary Copper
Tororume Main – Phyllic Zone Alteration Cu Discovered Jan 2013
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Phyllic Zone
Potassic Zone
ALTERATION Argillic Alteration
Propylitic
Chloritization
Chlorite – Quartz - Sericite
Pyritization
Silicification
Phyllic Alteration
Potassic
> 1.00
0.50 – 1.00
0.20 -0.50
0.10 - 0.20
0.03 – 0.10
<0.03
CU (%) Rock Chip Channel Samples
15.6% Cu Phyllic Zone 0.2% Cu
Tororume Main – Phyllic Zone
• Phyllic Zone • Strongly Leached • Similar to Pecoy • Clay after Sericite • Strong Cu Oxide Mineralization
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Chalcocite Blanket
6 km
New East Zone 4 km east of Potassic Zone Strong alteration Elevated Cu Geochemistry
CU (%) > 1.00
0.50 – 1.00
0.20 -0.50
0.10 - 0.20
0.03 – 0.10
<0.03
Tororume – Second Large System to East
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2 kms
ALTERATION Manganese
Chlorite - Pyrite ± Epidote ± Calcite
Pyrite Quartz-Sericite-Pyrite
Potassic (secondary biotite ± ksp)
East Zone
Main Target
Enlarged on next page
Tororume East Zone – Geochemistry Cu Discovered Aug 2013
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500 m
East Zone
ALTERATION Argillic Alteration
Propylitic
Chloritization
Chlorite – Quartz - Sericite
Pyritization
Silicification
Phyllic Alteration
Potassic
GEOLOGY Young Volcanics
> 1.00
0.50 – 1.00
0.20 -0.50
0.10 - 0.20
0.03 – 0.10
<0.03
CU (%) Rock Chip Channel Samples
1000 m
Chargeability depth slice at 130 m below surface
Tororume – Ground IP Survey - Chargeability
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Main Potassic Target
Main Phyillic Target
East Potassic target
-3,000
-2,500
-2,000
-1,500
Pyrite Halo Margin to System
Porphyry Ore Body
Phyllic Zone Strong Leaching
Moderate Cu + Mo
Potassic Zone Strong Cu + Mo
Fresh
Fresh
Fresh
ALTERATION Propylitic Quartz-Sericite-Pyrite
Potassic
Tororume – East Zone - Covered Porphyry Model
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Las Bambas – Xstrata 1.7Bt @ 0.60% Cu
La Haquira – 1st Quantum 690Mt @ 0.59% Cu
Dolores – Zincore
Antapaccay – Xstrata 1Bt @ 0.49% Cu
Tintaya – Xstrata 720Mt @ 0.56% Cu
Quechua 680t @ 0.38% Cu
ACERO Constancia – Hud Bay 450Mt @ 0.36% Cu
20km
Acero – Porphyry Project Close to Multiple Major Deposits
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Main Bambas Porphyry Trend
Pembrook Projects
Acero – Overview
Southern Peru (2000) • Altered feldspar porphyry • Potassic alteration • Copper oxides and chalcocite • Two target zones:
(200 m by 700 m and 800 by 1,200 m)
• Drilled 16 diamond holes 3,800 metres
Golden Alliance (2009) • Limited Surface Sampling • 1.15% Cu over 30 m • 0.74% Cu over 50 m • 0.56% Cu over 50 m • No additional work Pembrook • Acquired in late 2012 • Community effort in progress
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Main Target
Secondary Target
0.64 0.70
0.48 0.56
0.74 0.42
0.46 7.29 1.15
0.48
0.55 0.47
0.55
1 km
Cu (%) ≥ 1.00 0.35 to 1.00
0.05 to 0.10 < 0.05
0.10 to 0.20 0.20 to 0.35
Acero – Porphyry – Copper Rock Geochemistry
• Good Surface Geochemistry – Cu, Au, Mo
• Multiple Porphyry Events
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ROCK UNIT
Alluvium, Colluvium
Diorite Porphyry
Microdiorite
Diorite Porphyry
Quartz Diorite Porphyry
Monzonite to Diorite Porphyry
Granodiorite Diorite
TUN-16 12m @ 0.12% 12m @ 0.16%
TUN-10 TUN-15
TUN-1 21m @ 0.15% No data below 210m
TUN-2 45m @ 0.23% with 9m @ 0.51% No data below 45m
TUN-4 TUN-14
TUN-13 36m @ 0.17%
TUN-5
TUN-3 99m @ 0.22% with 27m @ 0.33% No data below 111m
TUN-6
TUN-8 TUN-12 294m @ 0.20% With 135m @ 0.24%
TUN-11 18m @ 0.12%
TUN-7
TUN-9
1 km
Acero – Porphyry Copper – Previous Drilling
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ROCK UNIT
Alluvium, Colluvium
Diorite Porphyry
Microdiorite
Diorite Porphyry
Quartz Diorite Porphyry
Monzonite to Diorite Porphyry
Granodiorite Diorite
Drill hole No assays or partial assays
Drill hole With assays
Acero – Porphyry Copper
• Close proximity to several copper mines
• Large porphyry system • High-grade surface Cu assays • Ability for rapid advance to resource • Drill Log description suggests high-
grade potential – Strong Potassic Alteration – Bornite – Chalcopyrite – Molybdenite
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TUN-5 Drill Log, no assays available
Cajamarca Trujillo
Lima
Arequipa
Tacna
Cuzco
Huiniccasa - Location
• 400 kms southeast of Lima • 50 kms east of Ayacucho
– (5 hours driving)
• Elevation: 2,700 to 3,800 masl • Department: Ayacucho • Province: La Mar • District: Anco • Community: Anco • Annex: Auquirihuay
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Huiniccasa – Regional Setting
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Huiniccasa – Good Infrastructure - Gas Pipeline, Road Network
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Large Skarn
Intrusion System
Huiniccasa – Skarn
• Large Skarn system • Abundant polymetallic mineralization • Strong surface geochemistry • Potential high-grade Skarn porphyry
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Manto II Ag 49.8g/t Cu 4.57%
HUI-7: 44.7m 1.04% Cu, 29.7g/t Ag
15.0% Zn
Huiniccasa – Mineralized Skarn
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HUI-1, 44.9 m, Marble 2.2 g/t Ag; 0.15% Cu; 2.0% Zn
HUI-3, 64.7m Magnetite Skarn 8.6g/t Ag; 0.90% Cu; 46.8% Fe
Huiniccasa – Graded Intervals
Hole Fe Zn Ag Cu Mo HUI-1 13 m @ 6.12% HUI-3 11 m @ 0.43% HUI-5 28 m @ 45.9% HUI-6 6 m @ 4.54% 13 m @ 13.1 g/t 18 m @ 0.44% 37 m @ 0.07% HUI-7 46 m @ 3.13% HUI-10 21 m @ 47.5% 13 m @ 11.7 g/t 13 m @ 0.53% HUI-11 23 m @ 52.2% 42 m @ 11.3 g/t 47 m @ 0.15% HUI-11 36 m @ 48.5% HUI-12 6 m @ 3.65% HUI-14 34 m @ 52.5% 29 m @ 0.17%
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Mo Moly untested
6m @0.018%
4m @0.012%
Mo price varies $10-15/t, thus 0.020% Mo = 0.10% Cu = $7/t 0.050% Mo = 0.24% Cu = $18/t 0.100 % Mo = 0.50% Cu = $35/t 0.300% Mo = 1.50% Cu = $105/t
12m @ 0.035% 11m @ 0.083% 12m @ 0.045
6m @0.048% 8m @0.056%
61m @ 0.023%
55m @ 0.012% 11m @ 0.037%
34m @0.012%
56m @ 0.024%
57m @ 0.024% w/4m @ 0.130%
52m @0.120%
319m @ 0.039% w/29m @ 0.169%
130m @ 0.021% w/5m @ 0.117%
88m @ 0.031% w/15m @ 0.143%
Mo increasing to southeast
HUI-11 298.1m, 0.04% Cu; 45.6%Fe; 0.94% Mo
Mo in fine fractures/disseminations (typically Mo rich)
High Grade Mo in magnetite skarn associated with strong Fe replacement
HUI-11 408.5m, 0.01% Cu; 1.8%Fe; 0.018% Mo
Huiniccasa – Mineralization, Molybdenum Intervals
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DRILL HOLE Drilled
Huiniccasa – ‘Skarn Basin’
4 km
2 km
Large Volume of Skarn
Area 4 km by 2 km If 200 m thick would be 5.6
Btonnes
Geology Volcanics
Marble
Skarn
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Huiniccasa TDEM (in progress)
500 m 44
TDEM Sounding Complete TDEM Not Possible TDEM Traverses
Huiniccasa TDEM – Models & Traverses
45 500 m
TDEM Models TDEM Traverses
Vertical extent of sections 500 m
Drill susceptibilities are linear Blue <0.002 Red >0.25 SI units Grey traces = not drilled
No data -inaccessible
3D perspective view looking north
(same as previous)
Huiniccasa TDEM – Conductivity Models with Drill Holes
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Summary
• Pembrook is well financed – Cdn$18 million in the treasury
• Strong portfolio of Cu Porphyry projects in Peru • 10,400 metres of drilling planned on 2 projects in
2014 • Objective
– Preliminary Cu resource estimates by end of 2014
• Joint venture – Lidia Cu – Au (IOCG) with Chinalco
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Contact
For further information please contact:
Brian Booth, President & CEO Tel: 778 327 6540
1160 – 1040 West Georgia Street Vancouver, BC V6E 4H1 Canada
www.pembrookmining.com [email protected]
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www.pembrookmining.com © Pembrook Mining Corp. 2014