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businessSep 9, 202610:15

Aldebaran: Higher Grades Emerge at the Massive Altar Deposit

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Aldebaran Resources CEO John Black joins Mining Stock Daily following a new batch of drill results from the Altar copper-gold project in Argentina, highlighted by 1,250 metres of 0.66% copper equivalent, including higher-grade intervals. Black discusses how the drilling is increasing resource confidence ahead of an updated resource estimate and pre-feasibility study, while higher copper prices could support a larger open-pit development scenario. The conversation also covers Altar’s higher-grade cores, ongoing geotechnical work and the recently completed Centauri Minerals spinout.


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Aldebaran: Higher Grades Emerge at the Massive Altar Deposit

Mining Stock Daily

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Mining Stock DailyAldebaran: Higher Grades Emerge at the Massive Altar Deposit. Machine-transcribed; use the interactive transcript above to jump the player to any line.

All right, everybody. Welcome back into mining stock daily. There were just a ton of new exploration job results out this morning and one of those monster holes came from the San Juan Province of Argentina with our friends from Albron resources. They do trade on the venture exchange with ALDE and on the OTC QX with ADB RF. That headline hole, oh, 1,250 meters of 0.66% copper equivalent included over 500 meters of just over 1% and another 214 meters of 1.5%. So happy to talk about this hole in the rest with CEO John Black. John, thanks so much for joining us. I know

you're in an undisclosed location in Peru, but I appreciate you taking the time out with us this morning. Well, great. Thanks Trevor. Yeah, we were really pleased to put out six new holes today. These are a combination of holes designed to convert infertionalization to indicated, like to remind everybody that we're moving towards a pre feasibility that we anticipate will be completed mid next year. And an important part of that process to complete the pre feasibility is we need to get as much of our mineralization into the measured and indicated categories as possible. So these were long holes into the main deposit areas themselves to confirm grade and improve confidence in the grade. So it's not surprising that they were good numbers, but they certainly came back as anticipated or even better. So we're quite, quite happy to put these out. And I think it shows the strength of the deposit, both in terms of volume with these very long runs, but also with some very nice grades and portions

of the deposit. John, at this stage of all tar's development, do holes like this change anything for you and alter moving forward? They don't change anything. As I mentioned, they're really designed more to convert material to a higher degree of confidence so that we can use those in those studies. Probably the thing that changes things more than anything is these price increases that we're experiencing. Record highs and copper again several times this week. And that will cause us to to reconsider what copper values we use as we move towards the pre feasibility study. So the combination of confirming it's a large deposit, somewhat extending the mineralization and with higher metal prices may allow us to look at this as a larger open pit as we move forward. We're right in that process now of working how we will move towards a pre feasibility. Generally, when you move from the DEA to a pre feasibility, you're just improving your estimates and refining your model.

But given the nature of this deposit, we're looking at quite a number of options on how we can substantially improve that PEA as we move forward. Okay. So let's do, let's, I want to kind of go a little bit into the economics here because that 214 meter interval was highlighted with a 1.57 percent copper equivalent. It was actually like 1.5 percent just copper before even considering the precious metals factor in there. And John, you've talked about those higher grade cores within that enormous Altar system before. Do we, do you know, understand how continuous, how continuous are those cores becoming and could they ultimately give you the ability to prioritize higher margin material earlier in the mind life? Absolutely. The higher grade cores come in a couple of manners. They're generally associated with the intrusive centers. So the the system overall has three intrusive centers with higher grade cores and then a cloud of

lower grade material around those. And then one of those, the, the Altar central deposit has some super gene enrichment. So it's an enhancement of the grade and the upper portion and that's material that can be as close as to the surface. It's the best grade and it's where the initial pit will start. So that will certainly drive early economics in the project. Okay. You did mention a lot of these infill holes being conversion holes. But there's also some geotechnical purposes as well with a number of these results. And you moved towards that PFS. What are you learning from the geotechnical work about that balance between the open pit and underground mining at Altar? So far, no surprises on the geotechnical as you point out is we make this transition from PEA to pre-phase. We have to start considering a lot of other factors than simply just tonnage and grade. So many of these holes are designed for dual purpose both to convert mineralization to a

higher degree of confidence. But we're also collecting a lot of detailed geotechnical drilling in this and that will have a subsequent batch of holes out here in another few weeks that will include more of the pure geotechnical holes. And so in some cases, they'll even be drilling out into the periphery of the deposit where we don't anticipate that we'll have mineralization. But they provide very critical information about what our slopes angles can be moving forward. We've in a PEA, we've assumed just industry standard slope angles to do our evaluations. We have very competent rock where we believe that we should be able to support steeper walls, but we need the data to demonstrate that. And that's exactly what we're collecting right now is both for slope stability. Also, a lot of information about water for the project, both in terms of do we have to de-water a pit? And if we do how much water will we make up from from that, that could be water that we don't have to

acquire somewhere else. And we're beginning to do pure water type exploration work to define where our water sources will be for the project. So quite a lot of other activity that goes into the pre- feasibility stage is a pretty exciting time for us as we make this transition from pure explorers to really mind developers moving forward. You did kind of have to move the goalposts a little bit with that updated resource assessment because of assay lab turnaround times. Obviously a lot of people drilling in, exploring in South America right now, the market's hot and so that's understandable. So you are kind of moving that one month out originally planned, but you're not moving the PFS target from around Q2 or Q3 of next year. So how much of that PFS working happened in parallel you know, despite having to move that date expected date for the resource? Quite quite a lot of it happens in parallel. So it's it's just slid back just a few weeks on that

we'd originally telegraphed for for the end of Q3 and it'll be slightly into Q4 on this. But as we pointed out in the news release that that shouldn't affect our overall deadline for the pre- feasibility. Okay. All right. So a couple important months more drill results, a resource estimate, then leading into that PFS for alter sometime mid-year next year here, John. So we'll continue to track this story on another note. We did talk to Sam Lee along a couple about two weeks ago after the closing of your centauri spin out. That is now complete. Aldebaran shareholders did receive direct exposure to that deal. Why was that structure preferable to simply selling those assets or keeping them inside Aldebaran? I know we're kind of rehashing an old discussion, but maybe now that the deal is done we can open that back up one more time. Yeah. Really what our what our thought process on this was that they were assets that we didn't

have the time and the personnel to dedicate to moving forward right now. And their earlier stage assets for the most part. So they don't exactly match what our business strategy is, but they're quite valuable assets. And they're in Argentina, which is one of the hottest areas for exploration right now and an easy, easy area to draw interest in. So we felt really that those projects deserve to have additional work moving forward. And we felt the best way was to set up a new team. And we were incredibly fortunate to identify Sam as a person to lead that as CEO of the company going forward. So we're both happy shareholders as individuals and happy shareholders as Aldebaran. Keep in mind, Aldebaran still has quite a significant share position in the Centauri spin-off. So we're we're very pleased to see that come out well and very pleased to see those projects get the work that they deserve moving forward. All right. All right. John, let's leave it at that. Congratulations on some great drill results. One of the some of the best out of Altar

that I can remember looking forward to talking to you when another batch does come down here in the coming weeks. As you said, you are a busy man. So I'll let you go and keep it short and sweet. Thanks so much for your time. Great. Thanks Trevor. There's a lot coming. We'll look forward to catching up with you and be a creek here in a few weeks as well. There's going to be a pretty pretty busy end of the year here. So, then absolutely always is. All right. Take care, Trevor. All right, everybody. Yeah. All right. That's your upstate from Aldebaran resources, everybody. We'll be back with more. Stay tuned. The information presented should not be considered investment advice. Mining stock daily and affiliates are not responsible for any loss arising from any investment decision and connection with the material presented herein. Please do your own research or speak with a license of financial representative before making any investment decisions.

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