Havieron Growth Drilling Update
Growth drilling building momentum with six drill rigs now operational at Havieron, targeting extensions to SE Crescent, Eastern Breccia, Northern Breccia & regional geophysical targets
Further high grade "SE Crescent" style sulphide mineralisation
confirmed at the North West Pod
Further Eastern Breccia mineralisation recognised
outside the recently updated Initial Mineral Resource1
Higher-grade copper mineralisation identified
in the core of the Northern Breccia, open at depth
Greatland Gold plc (AIM:GGP), a mining development and exploration company with a focus on precious and base metals, is pleased to provide an exploration and development updateat the Havieron gold-copper project in the Paterson region of Western Australia.
Highlights
§Six drill rigs currently operational after the Christmas shutdown, all focused on growth programmes targeting:
§Eastern Breccia:defining the mineralised footprint of the Eastern Breccia, focusing onextending the higher-grade mineralisation which remains open in all directions
§South East Crescent:targeting extensions to the SE Crescent below the Updated Mineral Resource1in addition to lateral extensions adjacent to the existing high-grade Resource
§Northern Breccia:delineating existing high-grade mineralised zones within the Northern Breccia and Northwest Pod (NW Pod)
§New Targets:drilling of targets identified outside of the immediate vicinity of the Havieron deposit, but within the Havieron Joint Venture area has commenced
§High grade result in the NW Pod on the northwest margin of the Havieron Breccia system confirms the potential for further high-grade sulphide mineralisation outside the SE Crescent Zone:
§HAD089W4 52.7m @ 7.1 g/t Au and 0.04% Cu or 7.2g/t AuEq2from 1,074m
§Drilling into the Eastern Breccia returns a broad zone of mineralisation on the southern flank of the recently announced Initial Mineral Resource1of 14Mt @ 1.2 g/t Au and 0.09% Cu or 1.3 g/t AuEq2in the Eastern Breccia3:
§HAD145A 70.2m @ 0.82 g/t Au and 0.22% Cu or 1.15g/t AuEq2from 1,654.8m
§Northern Breccia drilling continues to assess the extents of higher-grade mineralisation within the core of the Havieron Breccia, with results in HAD145A intersecting a zone of copper dominant sulphide mineralisation that is currently open at depth:
§HAD145A 69m @ 0.72g/t Au and 1.1% Cu or 2.37g/t AuEq2from 1,300m
§Including a higher grade zone of 31.7m @ 1.16g/t Au and 1.6% Cu or 3.56g/t Au Eq2from 1,311.5m
§Early Works advancing:Construction activities are progressing well with achievements including (as of 25 February 2022):
§Box cut and portal completed in May 2021.
§Exploration decline has advanced 296 metres.
§First ventilation shaft blind boring has commenced.
§Works to progress the necessary approvals and permits required to commence the development of an operating underground mine and associated infrastructure at the Havieron Project are ongoing.
§Feasibility Study progressing:Feasibility study work by Newcrest continuing along with concurrent studies assessing broader growth options for Havieron. Upside opportunities are being evaluated to increase the scale and life of Havieron, as well as presenting the opportunity to adopt alternative, lower cost, mining methods. The Feasibility Study is still forecasted to be delivered in the December 2022 quarter4.
1 Shaun Day, Chief Executive Officer of GreatlandGold plc, commented:"The ramp up of the 2022 growth drill programme is an exciting time for Greatland and its shareholders as it presents an opportunity to further understand the size and scale of the Havieron system.
"This growth drilling programme is already delivering pleasing results with high-grade sulphide mineralisation confirmed in the NW Pod, several hundred meters away from the South East Crescent and Eastern Breccia zones. This, along with a continuation of the high-grade mineralisation outside of the recently updated Initial Mineral Resource for the Eastern Breccia is a fantastic start to the calendar year.
"Additionally, we are encouraged by the higher grade copper results we are seeing near the base of the Northern Breccia.
With five drill rigs testing extensions to the current mineralised system anda further drill rig testing for new opportunities on the mining licence outside of the immediate known mineralisation, the 2022 drilling programme lays the foundation for defining the next phase of Havieron's growth."
1Greatland announcement Havieron Resources and Reserve Update on 3rdMarch 2022
2The gold equivalent (AuEq) is based on assumed prices of US$1,450/oz Au and US$3.23/lb Cu for Ore Reserve and assumed prices of US$1,600/oz Au and US$3.50/lb Cu for Mineral Resource and metallurgical recoveries based on block metal grade, reporting approximately at 88% for Au and 84% for Cu which in both cases equates to a formula of approximately AuEq = Au (g/t) + 1.5 * Cu (%). It is the company's opinion that all the elements included in the metal equivalents calculation have a reasonable potential to be recovered and sold
3Greatland announcement Havieron Exploration Update on 28thJanuary 2022
4Newcrest market update to Australian Stock Exchange on 12thOctober 2021
Significant New Results (intercepts are reported as downhole width not true width)
NW Pod
§HAD089W4
§52.7m @ 7.1 g/t Au and 0.04% Cu from 1,074m
Northern Breccia
§HAD141W2
§88m @ 0.98 g/t Au and 0.03% Cu from 1,314m
§HAD145A
§69m @ 0.72g/t Au and 1.1% Cu from 1,300m
Eastern Breccia
§HAD145A
§70.2m @ 0.82 g/t Au and 0.22% Cu from 1,654.8m
In addition to this release, a PDF version of this report with supplementary information can be found at the Company's website:https://greatlandgold.com/investors/regulatory-news/
For the first time since the joint venture started Newcrest did not issue the 6 weekly drilling report.
Well if Newcrest do not want to update their shareholders on drilling at Havieron then GReatland Gold will
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