All 5 holes have intercepts of better than 1% copper-equivalent and comprise significant gold grades. In response to the corporate, these outcomes reinforce the high-grade nature and continuity of the deposit.
Spotlight outcomes embrace gap Ok-21-210 which returned 416.5 metres of 0.87% copper equal, together with 100.50 metres of 1.91% copper-equivalent. Gap Ok-21-216 returned 250.6 metres of 1.36% copper-equivalent, together with 71.9 metres of two.64%, whereas gap Ok-21-218 returned 366 metres grading 0.61% copper-equivalent, together with 106.1 metres of 1.27% copper-equivalent.
The drill outcomes symbolize the continuation of the angled-hole program designed to broaden and enhance the high-grade a part of the Kwanika useful resource. The holes are within the ‘Boot’ goal space, which kinds the conceptual block cave portion of the useful resource outlined by the 2019 useful resource form.
The holes are beneath and down-plunge from the beforehand launched 2021 near-surface drilling, which focused the conceptual open pit outlined within the 2019 research.
CEO Peter Bell mentioned in a media launch the newest outcomes had been a reminder that very excessive grades characterize the porphyry mineralization.
“Each gap on this launch has materials thicknesses of better than 1% copper-equivalent, demonstrating the broad distribution of excessive grades all through the deposit. As well as, gap Ok-21-216 features a important thickness of fabric above 2.5% copper-equivalent, together with a big gold contribution,” mentioned Bell.
In a current interview with MINING.COM, Bell outlined NorthWest’s targets at Kwanika in 2021 included increasing the high-grade zone and bettering the grade inside it by drilling angled holes throughout mineralized structural zones with closer-spaced drilling.
“All our outcomes up to now have offered outcomes exceeding these targets,” he mentioned.
NorthWest has focussed on the high-grade portion of Kwanika and adjoining high-grade Stardust deposit for the reason that firm was created in March through the acquisition by Solar Metals of Serengeti Sources. The deal synergistically married Solar Metals’ Stardust asset with Kwanika to extract better working efficiencies at a diminished price.
A number of high-grade Kwanika assay outcomes adopted releases of beneficial Stardust metallurgy in April and an expanded high-grade Stardust useful resource in Might.
These high-grade outcomes, the beforehand launched near-surface outcomes, and drill gap Ok-21-217 will help an up to date Kwanika useful resource deliberate for launch earlier than year-end, Bell mentioned.
“We nonetheless have extra outcomes to be acquired and launched, together with extra holes from Kwanika, Stardust and East Niv,” he mentioned.
Drillhole Ok-21-217, reported in early October, returned the highest-grade copper-gold interval ever intersected on the deposit, returning 235.45 meters of two.92% copper equal, together with 153.25 meters of 4.13% and 9.40 meters of 33.6% copper equal.
In response to NorthWest, the copper-gold porphyry-style mineralization is hosted by diorite and monzonite intrusions. The very best-grade intervals correlate with an abundance of well-mineralized quartz-sulphide veins containing chalcopyrite variably accompanied by bornite. Extra disseminated mineralization happens in intense potassic alteration between and associated to the veins.
Mineralization is primarily hypogene sulphide, however a zone of paleo-supergene mineralization is usually current on the high of the mineralized interval. Late to post-mineral dykes regionally reduce the copper-gold mineralization.
The Stardust undertaking hosts a compliant useful resource of 1.96 million tonnes indicated grading 2.59% copper equal, for 112.1 million kilos of steel, and one other 5.84 million tonnes inferred at 1.88% for 242.2 million kilos copper equal.
Kwanika hosts a mixed open-pit and underground measured and indicated useful resource estimate of 223.6 million tonnes grading 0.41% copper equal for 1.32 million kilos of metals.
“We’re targeted on the grade slightly than the scale right here, and our drill program is admittedly round attempting to reinforce the high-grade half.
“Kwanika has been round since 2006. It’s a recognized entity in its earlier state, which entails an intensive, medium-grade British Columbia porphyry. However that’s not what we’re targeted on.
“What we’re targeted on is taking the very best a part of it and placing that into our plant. So, its measurement, to some extent, is determined by what cut-off grade we select, when it comes to what portion of it goes into our plan. And that actually is one thing that’s going to be decided by the pre-feasibility research.
“All I can say is that we imagine we’ll be enhancing the grade and enhancing the scale of the high-grade portion of the deposit versus what’s been put out within the useful resource beforehand. So, we’re actually pumped about this drilling as a result of we predict it has actually in lots of methods exceeded our expectations when it comes to the outcome on the grade aspect.”
NorthWest Copper has a market capitalization of C$110.42 million ($87.83 million).