Las Dos Marias Project – Phase 1
Las Dos Marias Project – Due Diligence
Hochschild At Maria Entrance
AURYN’s CEO Maurizio Cordova with Hochschild Mining’s team at the Maria entrance.
Hochschild team at work
The Hochschild team finishing up their due diligence and reviewing work plans.
The Merlin Target
Old Mining Works
Old mining works in Merlin I vein. See big argillic-jarosite alteration halo.
Merlin I Vein
Merlin I vein, underground Caren old mine.
Merlin II Vein
Sub-cropping Merlin II vein, in the stream.
Quartz-Boxworks-Limonites Veins.
Quartz-boxworks-limonites veins. From outcrops at Merlin veins.
Quartz crystalline-pyrite-chalcopyrite-sphalerite
Quartz crystalline-pyrite-chalcopyrite-sphalerite in Merlin veins.
Quartz crystalline-pyrite-chalcopyrite-sphalerite
Quartz crystalline-pyrite-chalcopyrite-sphalerite in Merlin veins.
The Fortuna Target
Quartz Crytalline
Quartz crystalline – boxworks, post-pyrite and chalcopyrite mineralization.
Old Mining Dumps
Old mining dumps at Fortuna mine. Main mining activity was from 1940 to 1970. Fortuna mine produced 289 Tn @ 92,29 g/t Au, 133,75 g/t Ag & 0,8 % Cu of concentrate.
Old Trench
Old Trench cutting structural corridor at Fortuna East and Central veins. In trench is possible to see argillic alteration halo (~30 meters width) and Quartz-hematite veins.
Old Trench
Old Trench cutting structural corridor at Fortuna East and Central veins. In trench is possible to see argillic alteration halo (~30 meters width) and Quartz-hematite veins.
Old Mining Works
Old mining works in Fortuna west vein. See 1,5 meters width structure with multiple Quartz-hematite vein.
The Pegaso Nero Target
Tourmaline breccia outcrop
Tourmaline breccia outcrop with copper oxides.
Monzodiorite Porphyry
Monzodiorite Porphyry with disseminated chalcopyrite-pyrite-molybdenite.
Monzodiorite Porphyry with Kfeldspar – magnetite ± chlorite alteration
Monzodiorite Porphyry with Kfeldspar – magnetite ± chlorite alteration, disseminated pyrite-chalcopyrite-molybdenite.
The Lipangue Breccia Target
Old Trenches
Old trenches at the Lipangue Breccia target.
Old Trenches
Old trenches at the Lipangue Breccia target.
Oxidized outcrops
Oxidized outcrops of crackle hydrothermal breccias characterized by Quartz-hematite-jarosite matrix.
Oxidized outcrops
Oxidized outcrops of crackle hydrothermal breccias characterized by Quartz-hematite-jarosite matrix.
L14-20 drill hole, 86 meters
L14-20 drill hole, 86 meters: Quartz-chalcopyrite vein fragment in Magmatic-hydrothermal breccia.
L14-20 drill hole, 88-90 meters
L14-20 drill hole, 88-90 meters: Magmatic-hydrothermal breccia, Quartz-pyrite-chalcopyrite-chalcocite matrix.
L15-26 drill hole, 114 meters
L15-26 drill hole, 114 meters: Quartz-sericite veinlets with strong jarosite oxidation.
L99-03 drill hole, 304 meters
L99-03 drill hole, 304 meters: Quartz-pyrite-chalcopyrite breccia matrix.
The Dos Marias Target
Sulfides veins
Sulfides veins with epidote halo cutting siltstones.
Sulfides replacement in Siltstones
Sulfides replacement in Siltstones. Pyrite-chalcopyrite-covellite replacement mineralization.
Sulfides replacement in Siltstones
Sulfides replacement in Siltstones. Pyrite-chalcopyrite-covellite replacement mineralization.
Andesitic porphyry intruding volcanoclastic sequences
Andesitic porphyry intruding volcanoclastic sequences. Quartz crystalline veinlets crosscutting, iron and copper oxides in outcrops.
Oxidized outcrops
Oxidized outcrops in volcanoclastic sequences with replacement, at Dos Marias target.