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SE Ecuador: Developing gold-copper Belt
Mirador copper deposit
Solaris – Warintza
Lumina’s Cangrejos gold deposit
SolGold’s Cascabel copper-gold deposit
Codelco’sLlurimagua copper porphyry
Adventus’ gold-copper Curipamba VMS deposit
INV’s Loma Larga gold-silver deposit
GoldGold-CopperCopperCopper-Moly
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Drill Program - Gold & Copper – Phase 1
2
Target Name Target DescriptionPlanned Drilling
(m)
Drilling Completed
to Date (m)
Copp
er-s
ilver
Tsenken N2, N3, N4
Copper-silver: IOCG surrounded by high-grade sedimentary-hosted copper – unique target. Porphyry target analogue: Solaris’ Warintza 15km to the south
1,500 1,369
Tsenken N1 Copper-silver: cylindrical high-grade target 1,000
Tsenken B Copper-silver: high-grade sedimentary-hosted –analogue -Ivanhoe’s Kakula 1,500
Gol
d-si
lver Tiria Epithermal gold-silver veins: analogue - Fruta del
Norte 4,000
ShimpiaEpithermal silver-zinc-lead veins & mantos: analogue -Pan American’s Navidad silver deposit & Buenaventura’s Colquijirca district
1,500
Copp
er-
Gol
d
Awacha Porphyry copper-gold: cluster of porphyries –evidence of gold with copper 1,500
11,000m
Ecuador
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Tsenken Target Cluster
Magnetic Signature of Tsenken targets (Image is negative reduction to the equator).
Tsenken magnetic centre
Tsenken N4
Tsenken N3
Tsenken N2
Tsenken A
Tsenken N1
Tsenken B
Porphyry targets
Porphyry-related breccia target
Sedimentary-hosted
copper-silver targets
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Arrangement of Alteration Minerals in IOCGs
4
Extensively modified after Richards & Mumin, 2013
Hematite
Copper-gold +/-cobalt +/- silver
1km
1km
Approximate scale
Silicate alteration mineralsIron Minerals
Approximate location Tsenken N2/N3 drilling:
TS001 & 2TS003
Profile of ~150 million year old
volcano
Batholith – cooled, crystallized magma
Diatreme
TS004 & 5
Carbonate
Approximate location
Tsenken N2/N3 drilling
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Comparison of Ernest Henry vs Tsenken
5
Atlas Prototype Chapter 3
Photos of core from Ernest Henry IOCG Deposit
Core from Tsenken N2 core
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Tsenken Native (pure) Copper
6
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Tsenken North - Initial Take on DrillingTwo Iron Oxide Copper-Gold (IOCG) Systems Emerging
7
Tsenken: Alteration mineral vector on
image of magnetics
Tsenken – central magnetic feature
N4
N3
N2
N1
12
3
4 56
Tsenken North IOCG system
Tsenken Central IOCG system
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Comparison - Candelaria: Alteration zoning
8
Candelaria Deposit 316Mt @ 0.53% Cu (3.7 Blbs)
Real et al., 2018. Ore Geology Reviews 102:
Magnetite-biotite-feldspar-actinolite80m
Very generally:Magnetite at depth hematite at shallower depths Qtz at depth carbonate at shallower depths
Magnetite-actinolite
Orebody
Albite-epidote-chlorite
Manto
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Tiria-Shimpia Target: Silver & Antimony
9
AntimonySilver
