Data release [made at SA Director of Mines’ discretion] : Kapinnie (part of the Brimpton Lake Project). Annual reports for the period 17/9/2003 to 4/3/2010.
Created: 12 Nov 2024 Revised: 12 Nov 2024

An area extending to the north of Kapinnie on western Eyre Peninsula area is being explored by grant licensee Anglo American and (since March 2003) its joint venture partner Lynch Mining, looking for possible buried economic Archaean volcanic or...

An area extending to the north of Kapinnie on western Eyre Peninsula area is being explored by grant licensee Anglo American and (since March 2003) its joint venture partner Lynch Mining, looking for possible buried economic Archaean volcanic or sediment-hosted base metal massive sulphide mineralisation of Golden Grove or Kidd Creek type. Potential also exists for mafic intrusion - related magmatic nickel sulphide mineralisation which could be associated with deep-seated faults forming the margins of the Permian Polda Basin. The subject EL 3126 is one of three adjacent tenements that form the “Brimpton Lake Project”, the other two tenements being EL 2662 Brimpton Lake and EL 3096 Brooker. During licence Year 1 (2003-2004), Anglo American's work concentrated on EL 2662, where its exploration was successful, encountering low-grade zinc sulphide mineralisation in several RC drillholes. Work conducted on EL 3126 included a literature review, the detailed evaluation of geological and exploration data by a consultant, the interpretation of geophysical data from prior regional airborne surveys, target generation, and the acquisition of a ground moving loop TEM survey along one 1.6 km long traverse. No work occurred during licence Year 2. Following the transfer of ownership of the entire Brimpton Lake Project from Anglo American to Alphadale Pty Ltd in August 2005, work on EL 3126 resumed with the acquisition of a 70 line km ground magnetic survey over the Deep Well prospect in the south of the licence area. Later in Year 3, this was augmented by a more efficient, detailed low-level helimag survey flown over ~56% of the licence area and totalling 1360 line km, acquiring magnetometer readings along 100 m spaced east-west flight lines using a 25 m mean sensor elevation above the ground surface. The new magnetic coverage provided a much improved definition of buried basement features. During the fourth licence year, reconnaissance calcrete sampling was performed over the interpreted Oakdale prospective stratigraphic trend (52 samples). Three ground magnetic traverses totalling 3 line km were read at the Hopping Jack Well locality to assist with siting diamond drillholes there to test interpreted Oakdale type magnetic strata. Subsequently, two diamond drill holes were completed for a combined total penetration of 634.3 m, comprising 93.5 m of rotary mud precollars and 540.8 m of NQ2 diamond drill coring [these holes formed part of the PACE Initiative industry and SA Government Collaborative Drilling Project DPY4-52 : for a detailed description of their results see Env 11514]. Petrological samples were collected from both diamond drill cores and briefly described. Of note was the minor primary uranium mineralisation observed in drill core from hole KADD02, as scattered very thin veins within a high metamorphic grade gneiss, that persist over the bottom 20 m interval drilled. During licence Year 5, further reconnaissance calcrete geochemical sampling was conducted along the interpreted Oakdale stratigraphic trend (216 samples collected and assayed). 261 selected core samples from the Hopping Jack Well prospect diamond drillholes were also assayed, while 2 additional samples selected from hole KADD01 were dispatched to Vancouver to be analysed by ACME Laboratories for a large range of elements. During licence Year 6 (the first year of renewed EL 4231), the licensee's efforts were concentrated on attracting a joint venture partner to explore the uranium potential of the Hopping Jack Well prospect area. No success was forthcoming in this regard.

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About this record

Record No mesac26008
Topic Geoscientific Information
Type of Resource Document
Category Type
Document Type Mineral Company Report - Mineral Exploration
Contributor Geosolutions Pty Ltd
Sponsor Anglo American Exploration (Australia) Pty Ltd;Alphadale Pty Ltd
Tenement
Tenement Holder Anglo American Exploration (Australia) Pty Ltd;Lynch Mining Pty Ltd;Alphadale Pty Ltd
Operator Anglo American Exploration (Australia) Pty Ltd;Alphadale Pty Ltd
Geological Province
Mine Name Deep Well prospect;Hopping Jack Well prospect
Stratigraphy
Commodity
Notes
Notes: This release to the public of the subject mineral exploration data, namely, company data which was acquired more than 5 years ago, is being done by DMITRE in accord with the provisions of Section 77D of the Mining Act 1971 and Regulation 88...

Notes: This release to the public of the subject mineral exploration data, namely, company data which was acquired more than 5 years ago, is being done by DMITRE in accord with the provisions of Section 77D of the Mining Act 1971 and Regulation 88 of the Mining Regulations 2011. Includes: - Agnew, M.W., March 2004. Geology of the Brimpton Lake [Project] area ELs 2662, 3096 and 3126, western Eyre Peninsula, South Australia (consultant geologist's report for Anglo American). Appx 1 to EL 3162 first annual report to 16/9/2004. 48 pages, 1 appx, 11 fig, 24 ref, 3 tables. Geographic Locality: South-western Eyre Peninsula;Kapinnie;2006 Kapinnie - Sheringa - Brimpton Lake Aerial Magnetic Survey [part] Doc No: Env 10379 Drillhole: KADD001;(239703);KADD002;(239704)

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Language English
Metadata Standard ISO 19115-3

Citations

Use constraints License
License Creative Commons Attribution 4.0
Persistent identifier https://pid.sarig.sa.gov.au/document/mesac26008
Citation Brewer, A.M.;Kennedy, T.;Agnew, M.W. Data release [made at SA Director of Mines’ discretion] : Kapinnie (part of the Brimpton Lake Project). Annual reports for the period 17/9/2003 to 4/3/2010. Mineral Company Report - Mineral Exploration
https://pid.sarig.sa.gov.au/document/mesac26008

Technical information

Status
Maintenance and Update Frequency
Geographic Reference GDA2020 (EPSG:7844)
Geo bounding box {"type":"Polygon","coordinates":[[[135,-34.5],[136,-34.5],[136,-33.5],[135,-33.5],[135,-34.5]]]}
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