Harris Bluff (Uno Station). Progress reports and final report to licence full surrender, for the period 7/9/1982 to July 1986.
Created: 11 Nov 2024 Revised: 11 Nov 2024

Exploration undertaken over an area located 60 km west of Port Augusta targeted possible Broken Hill or Aggeneys - Gamsberg type massive Pb-Zn deposits within Early Proterozoic Hutchison Group banded iron formation metasediments, and also any...

Exploration undertaken over an area located 60 km west of Port Augusta targeted possible Broken Hill or Aggeneys - Gamsberg type massive Pb-Zn deposits within Early Proterozoic Hutchison Group banded iron formation metasediments, and also any Early Proterozoic conglomeratic gold. Previous company exploration data was compiled at 1:100,000 scale, including aeromagnetic contours from surveys flown for Esso (EL 391) and BHP (SML 204, SML 205). Regional geological mapping, ground magnetic surveys and geochemical sampling (rock chip, soil, stream sediment) located 4 base metal - anomalous areas. Follow-up work included RAB drilling (76 holes totalling 1670 m), the re-logging of drill core lithologies in SADME DDH CC1 and DDH CC2, 1:5000 scale detailed geological mapping of the 4 prospect grids, plus detailed, grid-based moving and fixed-loop Sirotem surveys, and percussion drilling of the strongest bedrock TEM anomalies. The 2 percussion holes (total 301 m) put down at Triumph prospect located only a conductive pyritic black shale in PDH HB1, and moderately base metal - anomalous dolerite (0.26% Pb and 0.6% Zn) in PDH HB2. Assaying of stored separates from previous heavy mineral gravel sampling by Stockdale, and of stored samples from Esso exploratory drillholes, plus new geochemical soil sampling over the Corunna Conglomerate, did not locate anomalous gold.

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About this record

Record No mesac12664
Topic Geoscientific Information
Type of Resource Document
Category Type
Document Type Mineral Company Report - Mineral Exploration
Contributor Central Mineralogical Services Pty Ltd;Pontifex and Associates Pty Ltd;McKimming Geophysics Pty Ltd;Solo Geophysics Pty Ltd
Sponsor Billiton Australia Ltd
Tenement EL 1031
Tenement Holder Billiton Australia Ltd
Operator
Geological Province Gawler Craton
Mine Name Triumph prospect;Wartarka prospect;Morgan prospect;West End Hill prospect;New Morgan prospect
Stratigraphy
Commodity iron
Notes
Geographic Locality: Lake Harris;Uno Station;Lake Gilles Tank;Twin Pits;Margoon;Corunna North;Twelve Mile Dam;Uno Fault;Iron Knob
Doc No: Env 04994
Drillhole: RHB1 - RHB67;(140262 ----- 140376);(140790);(148262 - 148311);SADME DDH CC1;SADME DDH...

Geographic Locality: Lake Harris;Uno Station;Lake Gilles Tank;Twin Pits;Margoon;Corunna North;Twelve Mile Dam;Uno Fault;Iron Knob Doc No: Env 04994 Drillhole: RHB1 - RHB67;(140262 ----- 140376);(140790);(148262 - 148311);SADME DDH CC1;SADME DDH CC2;PDH HB1;(140274);RHB68;RHB69;RTP1 - RTP7;(148312);PDH HB2;(140275) Drillhole Unit No: 6232 00096;THROUGH;6232 00136;6332 00683;6332 00684;6332 00685;6332 00707;6332 00979

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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/mesac12664
Citation Higgins, M.L.;Cowan, D.;Fander, H.W.;Weeden, R.J.;Dashlooty, S.A.;Hellsten, K.J.;Stanley, G.D.;Elliott, P.J.;Davidson, G.J.;Pontifex, I.R.;Berg, R.C. Harris Bluff (Uno Station). Progress reports and final report to licence full surrender, for the period 7/9/1982 to July 1986. Mineral Company Report - Mineral Exploration
https://pid.sarig.sa.gov.au/document/mesac12664

Technical information

Status
Maintenance and Update Frequency
Geographic Reference GDA2020 (EPSG:7844)
Geo bounding box {"type":"Polygon","coordinates":[[[136.5,-33],[137.5,-33],[137.5,-32.5],[136.5,-32.5],[136.5,-33]]]}
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Lineage