Founders Metals, Inc. · TSXV:FDR
Founders Metals — Technical Presentation (May 2024)
40 slides from Founders Metals's technical presentation, May 6, 2024
Slide 1: Antino Gold Project, Southeastern Suriname: Structural settings and gold mineralization
Antino Gold Project, Southeastern Suriname Structural settings and gold mineralization Vincent Combes, PhD And the Founders Metals Inc exploration team May 6th, 2024
Slide 2: The Antino Project within the Guiana Shield
The Antino Project within the Guiana Shield ➢ NE part of Guiana Shield ➢ At intersection of two craton-scale shear structures ➢ 10 km from the Yaou gold deposit (> 1.5 M ounces) in French Guiana 2
Slide 3: Regional framework
Regional framework ➢ Prolific gold district ➢ Yaou-Benzdorp-Antino ➢ Large fold traces in volcano-sedimentary sequence ➢ First, second/third order structures 3
Slide 4: Antino Project
Antino Project ➢ NW corner of the concession ➢ 3 main historical targets ➢ Multiple new targets generated in 2023 ➢ Two styles of gold mineralization identified (both orogenic gold): -shear zone hosted, mostly at lithological contacts (high grade, up to 400 g/t) -intrusion-hosted (lower grades but p
Slide 5: Upper Antino Exploration target
UPPER ANTINO Exploration target 5
Slide 6: Upper Antino
Upper Antino ➢ Fold closure of NW plunging fold structure ➢ Based on mapping, Lidar and IP Froyo East dipping, Cupcake and Donut West dipping 6
Slide 7: Upper Antino
Upper Antino ➢ Main lithological units in saprolite 7
Slide 8: Upper Antino
Upper Antino ➢ Fold closure of NW plunging fold structure ➢ Based on mapping, Lidar and IP 8
Slide 9: Upper Antino
Upper Antino NE Donut ➢ Shear NW-striking but ➢ Importance of NE for refolding = NE-striking axial traces ➢ Importance of NE trend = post- shearing brittle deformation Camp 9
Slide 10: Upper Antino
Upper Antino ➢ Main fabrics while mapping the saprolitic exposures 10
Slide 11: Upper Antino 2023-2024 drill target
Upper Antino 2023-2024 drill target 1mm 11
Slide 12: Froyo-Ginger drill target
Froyo-Ginger drill target ➢ 1 main shear ➢ Multiple subparallel shears ➢ Fold structure with NE axial traces
Slide 13: Froyo-Ginger drill target
Froyo-Ginger drill target ➢ Interesting width: 38m, 45m or 26m long intervals ➢ > 200m wide ore zone VG hole 23FR044 Best intervals include: Hole ID Interval Drillhole 24GG04 38 m @ 10.90 g/t Au Drillhole 23FR030 26.00 m @ 6.35 g/t Au Drillhole 23FR027 10.50 m @ 8.91 g/t Au from Froyo-Ginger Connect
Slide 14: Froyo-Ginger drill target
Froyo-Ginger drill target ➢ Multiple ore zones: example hole FRDD45 SW-NE section
Slide 15: Froyo-Ginger drill target
Froyo-Ginger drill target ➢ Very High grade intervals Highest grade in the NW extension : 1.0 m @ 434.98 g/t Au
Slide 16: Example relog
Example relog Complex structural control on gold content
Slide 17: Main facies
Main facies ➢ Deformation stages and vein system 17
Slide 18: Main facies
Main facies ➢ Deformation stages and vein system 18
Slide 19: Microstructural
Microstructural ➢ Key observations 19
Slide 20: Main facies
Main facies ➢ Ore-related phases 20
Slide 21: Main facies
Main facies ➢ Ore-related phases 21
Slide 22: Au controls at the core-scale
Au controls at the core-scale ➢ Gold occurs mainly as (1) free gold in quartz carbonate veins, (2) free gold within sericite- (ankerite)-rich mylonite, and as both (3) micro-inclusions and (4) gold infill in microfractures/cracks/grain joints within sheared pyrite grains related to the local D3 defo
Slide 23: Froyo-Ginger target
Froyo-Ginger target ➢ Preliminary model for the Froyo-Ginger target 23
Slide 24: Donut drill target
Donut drill target ➢ Intrusion hosted, Au associated with internal shearing and brittle veining ➢ 19 m @ 14.23 g/t (24DO07) and 45 m @ 2.16 g/t (24DO06) D4 deformation stage = NE trending 24
Slide 25: Donut drill target
Donut drill target ➢ Main observations sap Tonalite 25
Slide 26: Donut drill target
Donut drill target ➢ Relog hole 7 26
Slide 27: Gold events
Gold events ➢ Au controls and inputs at different scales 27
Slide 28: Buese exploration target
Tirzah Bergi Buese exploration target 28
Slide 29: Buese target
Buese target Para East Tirzah Filuca Bergi Para North 29
Slide 30: Buese target overview
Buese target overview ➢ Spatial distribution of intrusive bodies (based on mapping, historical drilling and IP survey) ➢ High resistivity domain= tonalitic bodies 30
Slide 31: Buese
Buese ➢ NW trend with E-W bends 31
Slide 32: Updated Tirzah Bergi pit mapping
Updated Tirzah Bergi pit mapping ➢ Large tonalitic body ➢ 4 sets of Qz vein are identified ➢ Multiple zones with a strong pyritization 32
Slide 33: Updated Tirzah Bergi pit mapping
Updated Tirzah Bergi pit mapping ➢ Large tonalitic body ➢ 4 sets of Qz vein are identified ➢ Multiple zones with a strong pyritization 33
Slide 34: Channel Sampling Tirzah Bergi
Channel Sampling Tirzah Bergi ➢ The main shear zone located at the East of the pit was sampled ➢ 1m intervals ➢ 26m wide shear zone ➢ Although Buese is mainly intrusion-hosted, the shear zone-hosted mineralization itself seems volumetrically more important than at Upper Antino
Slide 35: Para North target
Intrusion-sz at contact Para North target Best historical driling Bad azimuth 35
Slide 36: Lawa targets (Eastern part of the Antino concession)
Lawa targets (Eastern part of the Antino concession) N150 striking subvertical tension vein in tonalitic saprolite 36
Slide 37: Lawa target
Lawa target ➢ Mapping and sampling at Lawa allowed to identify a 2.7 km long trend with Qz vein subcrops preferentially hosted by a tonalite ➢ Two main pits referred as Lawa North and Lawa South are mapped. In red the mapped Qz veins
Slide 38: Lawa target: Lawa North pit
Lawa target: Lawa North pit ➢ Located at contact between a tonalite and a mafic volcanic hostrock ➢ Main shear with ffv at contact ➢ N150/85 shear ➢ Locally strong pyritization View to the SE
Slide 39: Multiple targets
Multiple targets ➢ Magnetic domain are redrawn to highlight the fold pattern ➢ Fold interference ➢ NW striking steeply dipping sz occur along the axial trace and limb of fold DX with gold enrichement in hinges of DX+1 folds 39
Slide 40: Analogies with the Yaou deposit
Analogies with the Yaou deposit ➢ 1.5 M ounces average grade 2.1 g/t ➢ Shared settings with Buese and Donut pit: -mostly intrusion-hosted mineralization, strong rheological control, tension veins in intrusive bodies, mainly subhorizontal, Py-rich and Mag-depleted with proximal Ab-Ank alteration halo