Appia Rare Earths & Uranium Corp · CSE:API

Appia Rare Earths & Uranium — Technical Presentation (November 2020)

42 slides from Appia Rare Earths & Uranium's technical presentation, Nov 30, 2020

  1. Slide 1: Alces Lake Technical Update

    November 30, 2020 A clean energy company Alces Lake Technical Update CSE:API | OTCQB:APAAF | Germany:A0I.F, A0I.MU, A0I.BE

  2. Slide 2: Forward Looking Statement

    Forward Looking Statement This Presentation contains forward-looking statements which may include but are not limited to statements with respect to the future financial or operating performance of Appia and its projects, the future price of uranium, capital operating and exploration expenditures, su

  3. Slide 3: An Introduction to the Alces Lake Mineralization System

    An Introduction to the Alces Lake Mineralization System appiaenergy.ca CSE:API 3

  4. Slide 4: Alces Lake – High-Grade REE Zones

    Alces Lake – High-Grade REE Zones 143 km2 379 km2 CSE:API 4

  5. Slide 5: REE Mineralization at the Outcrop Scale

    REE Mineralization at the Outcrop Scale CSE:API 5

  6. Slide 6: Alces Lake Project - Grade

    Alces Lake Project - Grade • High-Grade is KING… this is true for any commodity • Alces Lake hosts some of the highest REE grades in the world (2nd highest average grade) • At 4 wt% Total Rare Earth Oxide cutoff, Alces Lake average grade is 16.65 wt% TREO* • Appia considers “high-grade” as greater t

  7. Slide 7: Alces Lake Project – Exploration (2017 – 2020)

    Alces Lake Project – Exploration (2017 – 2020) • Highlight drill hole IV-19-012 • Returned 16.06 wt% TREO over 15.55 m starting at 8.7 m down hole depth (red arrows) which includes 49.17 wt% TREO over 3.70 m at 9.7 m down hole depth ( arrows) appiaenergy.ca CSE:API 7

  8. Slide 8: Local Geology

    Local Geology Archean orthogneiss Cross-Section Map Plan Map (oldest) (vertical view to the northwest) (horizontal view from above) Semipelitic gneiss Older rocks on top of 100 m younger rocks means Amphibolite that our rocks have been overturned Quartz-rich (large scale fold) metasediment 80 m Quar

  9. Slide 9: Local Geology

    Local Geology Cross-section view Plan view erosional surface This is the Alces Lake geological setting CSE:API 9

  10. Slide 10: Local Geology

    Local Geology Archean orthogneiss Cross-Section Map Plan Map (oldest) (vertical view to the northwest) (horizontal view from above) Semipelitic gneiss And now a look at Amphibolite respective drill core Quartz-rich samples for each of metasediment the lithologies presented (the Quartz-garnet gneiss

  11. Slide 11: A brief note on alteration and structures

    A brief note: This presentation does not consider alteration styles or patterns (hematite/iron, K, chlorite, epidote, etc..). Nor does this presentation look at brittle structures occurring post orogenesis or post solidification of all rock types Those characteristics, and others, will be updated in

  12. Slide 12: Archean orthogneiss

    Archean orthogneiss (oldest) Cross-Section Map (vertical view to the northwest) Archean orthogneiss WI-18-003 @ 8.9 m WI-18-002 @ 12.0 m CSE:API 12

  13. Slide 13: Semipelitic gneiss

    Cross-Section Map (vertical view to the northwest) Semipelitic gneiss Average 0.03 wt% TREO IV-19-004 @ 2.3 m Semipelitic gneiss AL-19-003 @ 32.5 m CSE:API 13

  14. Slide 14: Amphibolite

    Cross-Section Map (vertical view to the northwest) Amphibolite IV-19-022 @ 18.0 m Average 0.02 wt% TREO Amphibolite IV-19-015 @ 8.4 m CSE:API 14

  15. Slide 15: Quartz-rich metasediment

    Cross-Section Map (vertical view to the northwest) Quartz-rich metasediment Average 0.02 wt% TREO IV-19-006 @ 27.0 m Quartz-rich metasediment IV-19-015 @ 27.5 m Quartz-rich metasediment CSE:API 15

  16. Slide 16: Quartz-garnet gneiss

    Cross-Section Map (vertical view to the northwest) Quartz-garnet gneiss Average 0.01 wt% TREO IV-19-011 @ 30.9 m Quartz-garnet gneiss IV-19-008 @ 41.55 m CSE:API 16

  17. Slide 17: Quartzite

    Cross-Section Map (vertical view to the northwest) Quartzite IV-19-010 @ 65.0 m Average 0.02 wt% TREO IV-19-010 @ 80.8 m Quartzite (youngest) CSE:API 17

  18. Slide 18: Quartz-feldspar pegmatite (Q-F Peg)

    Cross-Section Map (vertical view to the northwest) Quartz-feldsapar Quartz-feldspar pegmatite (Q-F Peg) pegmatite • Late orogenic (post peak Temperature and Pressure) • Post-dates and cuts original rocks • Comprised mainly of Quartz and Feldspar • Graphic texture common (Q and F form at same time an

  19. Slide 19: Quartz-feldspar pegmatite (Q-F Peg)

    Cross-Section Map (vertical view to the northwest) Quartz-feldsapar Quartz-feldspar pegmatite (Q-F Peg) pegmatite IV-19-023 @ 15.0 m 0.06 wt% TREO IV-19-008 @ 34.05 m 0.08 wt% TREO • Q-F Peg in the “quartz-garnet gneiss” unit are always enriched with massive garnets CSE:API 19

  20. Slide 20: Quartz-feldspar pegmatite (Q-F Peg)

    Cross-Section Map (vertical view to the northwest) Quartz-feldsapar Quartz-feldspar pegmatite (Q-F Peg) pegmatite • At least 2 or 3 Q-F pegmatite episodes of formation (?) observed grading into Biotite-rich pegmatite (BIO PEG) Q-F Peg 3 Q-F Peg 2 Q-F Peg 1 Q-F Peg 1 WI-18-003 @ 13.0 to 13.4 m WI-18-

  21. Slide 21: Quartz-feldspar pegmatite (Q-F Peg)

    Cross-Section Map (vertical view to the northwest) Quartz-feldsapar Quartz-feldspar pegmatite (Q-F Peg) pegmatite IV-19-003 @ 33.9 m IV-19-009 @ 38.65 m • Some Q-F Pegmatite are biotite-rich (is this natural?) or is biotite added to the system? (i.e., biotite shears creating BIO PEG) • The more biot

  22. Slide 22: Quartz-feldspar pegmatite (Q-F Peg)

    Cross-Section Map (vertical view to the northwest) Quartz-feldsapar Quartz-feldspar pegmatite (Q-F Peg) pegmatite IV-19-013 IV-19-003 @ 32.0 m @ 44.2 m Q-F Peg Q-F Peg and follows and drag folding cuts foliation at contact IV-19-020 @ 39.7 m Q-F Peg cuts foliation, observed plastic deformation in fo

  23. Slide 23: Biotite-rich pegmatite (low-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Biotite-rich pegmatite (low-grade mineralization) • Biotite-rich pegmatite is typically biotite schist/shear (fault matrix) with quartzo-feldspathic clasts Biotite-rich pegmatite • Example of early Q-F Peg timing in (>0.1 wt% TREO) relation to late

  24. Slide 24: Biotite-rich pegmatite (low-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Biotite-rich pegmatite (low-grade mineralization) • Another example of Q-F Peg timing in relation to late shear (i.e., biotite) • Transition zone (middle) indicated by Biotite-rich pegmatite increased biotite and “clasts” (>0.1 wt% TREO) derived fro

  25. Slide 25: Biotite-rich pegmatite (low-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Biotite-rich pegmatite (low-grade mineralization) • Visible disseminated monazite within biotite-rich pegmatite ( is this Q-F peg with biotite? Or initiation of biotite shears?) Biotite-rich pegmatite IV-19-021 @ 13.95 m (>0.1 wt% TREO) 0.55 wt% TRE

  26. Slide 26: Biotite-rich pegmatite (low-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Biotite-rich pegmatite (low-grade mineralization) • Drill core-scale shear structure should mimic area-scale structure (almost)… good ‘ole fractals!!! IV-19-021 @ 21.5 m Biotite-rich 0.09 wt% TREO pegmatite • Multiple episodes of biotite-rich pegmat

  27. Slide 27: Biotite-rich pegmatite (low-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Biotite-rich pegmatite (low-grade mineralization) IV-19-008 @ 33.6 m 0.07 wt% TREO Garnets overprint Q-F peg Biotite-rich pegmatite IV-19-015 @ 38.65 m Biotite shear 0.06 wt% TREO zone with garnets • A special case of biotite- rich pegmatite with hi

  28. Slide 28: Biotite-rich pegmatite (low-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Biotite-rich pegmatite (low-grade mineralization) IV-19-014 @ 27.3 m 0.25 wt% TREO Biotite-rich pegmatite (>0.1 wt% TREO) Monazite grains IV-19-005 @ 41.35 m Monazite 0.94 wt% TREO • Even within the garnet- grains biotite-rich schist found in the qu

  29. Slide 29: Monazite bands within biotite-rich pegmatite

    Cross-Section Map Monazite bands within (vertical view to the northwest) biotite-rich pegmatite (low-grade mineralization) Monazite-rich IV-19-003 IV-19-003 @ 16.7 m @ 18.1 m pegmatite 2.38 wt% TREO 1.36 wt% TREO Monazite band following bio peg shear Monazite clusters entrained within bio peg IV-19-

  30. Slide 30: Monazite-rich pegmatite (high-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Monazite-rich pegmatite (high-grade mineralization) Monazite-rich pegmatite (>4.0 wt% TREO) • Massive monazite apparently post- dates early shear development, but the following slides will also show massive monazite pre-dates the final structural ev

  31. Slide 31: Monazite-rich pegmatite (high-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Monazite-rich pegmatite (high-grade mineralization) IV-19-020 @ 24.35 m Monazite-rich 30.82 wt% TREO pegmatite (>4.0 wt% TREO) IV-19-003 @ 18.4 m 30.92 wt% TREO • Most monazite IV-19-012 occurrences, including @ 13.35 m 51.74 wt% TREO massive, are w

  32. Slide 32: Monazite-rich pegmatite (high-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Monazite-rich pegmatite (high-grade mineralization) Monazite-rich pegmatite (>4.0 wt% TREO) IV-19-022 @ 17.5 m 1.75 wt% TREO • Sharp contacts between massive monazite (clasts?) and biotite-rich shear flow, however the monazite at the edges seem to b

  33. Slide 33: Monazite-rich pegmatite (high-grade mineralization)

    Cross-Section Map (vertical view to the northwest) Monazite-rich pegmatite (high-grade mineralization) Monazite-rich pegmatite (>4.0 wt% TREO) IV-19-023 @ 16.7 m 44.52 wt% TREO IV-19-013 • Sharp contacts between @ 10.0 m 28.82 wt% TREO massive monazite and biotite-rich shear flow, however these cont

  34. Slide 34: Massive Regional Shear

    Massive Regional Shear • NW trending “fault corridor” with the E-W trending faults cross-cutting it • 35 km-long eastern “shear” limb of fold • Do we see evidence of a shear system? YES, plentiful 34 •- Alces Lake property CSE:API •Visualization of 3D/4D Models in Geosciences, Exploration and Mining

  35. Slide 35: Foliation / Mylonite / Grain Recrystallization

    Cross-Section Map (vertical view to the northwest) Foliation / Mylonite / Mylonite Grain Recrystallization (not drawn) Semipelitic gneiss • Mylonite common in upper part of geology (semipelitic gneiss) • Grain recrystallization common in Amphibolite Shears (not drawn) quartz-rich metasediment Quartz

  36. Slide 36: Biotite Shear (red arrows)

    Cross-Section Map (vertical view to the northwest) Biotite Shear (red arrows) IV-19-011 @ 8.55 m 0.07 wt% TREO • The biotite shear system takes Semipelitic Early mylonite gneiss advantage of the regional shear Mylonite along pre-established mylonites, “clasts” entrained areas of grain recrystallizat

  37. Slide 37: Biotite Shear

    Cross-Section Map (vertical view to the northwest) Biotite Shear • As the biotite shear system Semipelitic progresses, more defined shears gneiss are created within the bio peg and “overprinting” earlier biotite shear Amphibolite Biotite development Shears Final, well- (black defined IV-19-003 Quart

  38. Slide 38: Alces Lake Project – Exploration 2020

    Alces Lake Project – Exploration 2020 ▪ Diamond drilling successfully intersected the REE minerals system: ▪ over 875 km strike length, ▪ As deep as 340 m from surface ▪ Open in all directions ▪ Occurs in 2 sub-parallel trends ▪ Confirmed the extension of high-grade REEs over 145 m strike length (WR

  39. Slide 39: Alces Lake Project – Exploration 2020

    Alces Lake Project – Exploration 2020 ▪ Surface prospecting discovered at least six new areas of the REE system ▪ Ermacre: 4.209 wt% TREO (boulder) ▪ Oldman: up to 1.117 wt% TREO over 4.69 m (channel sample) ▪ Ken: 0.591 wt% TREO (grab sample) ▪ Mason: not sampled ▪ Sean: not sampled ▪ Scott: not sa

  40. Slide 40: Alces Lake Project – Exploration Potential

    Alces Lake Project – Exploration Potential 33 surface showing areas (black dots and clusters) along two trends following magnetic lows (blue), each with >2 km strike length. This is the current limit of exploration; vast potential for more discoveries CSE:API 40

  41. Slide 41: Long Section (Biotite Lake to Wilson, 1.8 km)

    Long Section (Biotite Lake to Wilson, 1.8 km) • Mineralization has been observed over a vertical distance of 105 m • Horizontal extent AND vertical depth both remain extremely prospective CSE:API 41

  42. Slide 42: Alces Lake Project – Exploration Potential

    Alces Lake Project – Exploration Potential from previous slide Over 45 km-long regional trend with historic mineralization occurrences (yellow stars) Each surface discovery within the Main Working Area have consistently led to high-grade mineralization at depth Geological Schematic for REE Mineraliz

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