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Summary of results. Joint GSQ-GA geochronology project: Cairns, Cape York and Georgetown regions, 2015-2016

This record presents new Sensitive High Resolution Ion MicroProbe (SHRIMP) U– Pb zircon results for eighteen samples from the Cairns, Cape York and Georgetown regions in Queensland. Samples from the Cairns region comprise one granite and one microgranite. Eight samples from the Cape York region and three from the Georgetown region comprise Paleozoic igneous rocks, all but one of which are part of the Carboniferous to Permian Kennedy Igneous Association. Of particular interest are the results for two rhyolitic intrusions from the Coen Inlier that are host to gold mineralisation and gave ages of approximately 280 Ma. These results are supported by similar ages reported by Kositcin et al. (2016), also from felsic dykes spatially associated with gold mineralisation. Together, they suggest a widespread, early-Permian gold (Kungurian) event in this region. The results for two felsic dykes spatially associated with gold mineralisation much farther to the south in the Georgetown region, also gave similar early-Permian ages. The geochronology of five metamorphic rocks from the Cape York region, which were analysed in support of the Coen–Cape Weymouth geology mapping project has resulted in all samples being reassigned to other formations. The work contained in this report was carried out under the auspices of the National Collaborative Framework (NCF) between Geoscience Australia and the Geological Survey of Queensland. The data and age interpretations are also available in Geoscience Australia’s Geochronology Delivery database ( http://www.ga.gov.au/geochron-sapub-web/).


<b>Bibliographic Reference: </b>CROSS, A.J., DHNARAM, C., BULTITUDE, R.J., BROWN, D.D., PURDY, D.J. & VON GNIELINSKI, F.E., 2019. Summary of results. Joint GSQ–GA geochronology project: Cairns, Cape York and Georgetown regions, 2015–2016. <i>Queensland Geological Record</i> <b>2019/01</b>.

Simple

Identification info

Date (Creation)
2019-11-05
Date (Publication)
2023-06-05T02:06:11
Citation identifier
Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/116481

Cited responsible party
Role Organisation / Individual Name Details
Author

Cross, A.

MEG Internal Contact
Author

Dhnaram, C.

External Contact
Author

Lisitsin, V.

Geological Survey of Queensland External Contact
Author

Bultitude, R.J.

External Contact
Author

Brown, D.

External Contact
Author

Purdy, D.

External Contact
Author

von Gnielinski, F.E.

External Contact
Publisher

Geological Survey of Queensland (GSQ)

External Contact
Issue identification

Queensland Geological Record 2019/01

Purpose

To publicly report geochronology results produced by GA in collaboration with the Geological Survey of Queensland

Status
Completed
Spatial representation type
Topic category
  • Geoscientific information

Extent

Extent

N
S
E
W


Maintenance and update frequency
As needed

Resource format

Title

Product data repository: Various Formats

Website

Data Store directory containing the digital product files

Data Store directory containing one or more files, possibly in a variety of formats, accessible to Geoscience Australia staff only for internal purposes

Keywords
  • SHRIMP

Keywords
  • U-Pb

Keywords
  • Cairns

Keywords
  • Cape York

Keywords
  • Georgetown

Keywords
  • rhyolitic

Keywords
  • paleozoic igneous

Keywords
  • Published_External

Resource constraints

Title

Creative Commons Attribution 4.0 International Licence

Alternate title

CC-BY

Edition

4.0

Website

http://creativecommons.org/licenses/

Access constraints
License
Use constraints
License
Use constraints
Other restrictions
Other constraints

© State of Queensland (Department of Natural Resources, Mines and Energy) and Commonwealth of Australia (Geoscience Australia) 2019

Resource constraints

Classification
Unclassified
Language
English
Character encoding
UTF8

Distribution Information

Distributor contact
Role Organisation / Individual Name Details
Distributor

Commonwealth of Australia (Geoscience Australia)

Voice facsimile
OnLine resource

Link to Report

Link to Report

Resource lineage

Statement

This work is part of an ongoing Geochronology Project, conducted by the Geological Survey of Queensland (GSQ) and Geoscience Australia (GA) under a National Collaborative Framework agreement.

Hierarchy level
Dataset

Metadata constraints

Classification
Unclassified

Metadata

Metadata identifier
urn:uuid/6366202e-3453-4e01-a06e-3abca3440a47

Title

GeoNetwork UUID

Type of resource

Resource scope
Document
Name

Joint GSQ-GA geochronology project

Alternative metadata reference

Title

Geoscience Australia - short identifier for metadata record with

uuid

Citation identifier
eCatId/116481

Metadata linkage

https://internal.ecat.ga.gov.au/geonetwork/srv/eng/search?uuid=6366202e-3453-4e01-a06e-3abca3440a47

Point-of-truth metadata URL

Metadata linkage

https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/6366202e-3453-4e01-a06e-3abca3440a47

Metadata linkage

https://ecat.ga.gov.au/geonetwork/accessDenied.jsp/eng/catalog.search#/metadata/6366202e-3453-4e01-a06e-3abca3440a47

Date info (Creation)
2018-02-19T23:07:17
Date info (Revision)
2018-02-19T23:10:24

Metadata standard

Title

AU/NZS ISO 19115-1:2014

Metadata standard

Title

ISO 19115-1:2014

Metadata standard

Title

ISO 19115-3 (Draft Schemas 2015)

Edition date
2015-07-01T00:00:00
Title

Geoscience Australia Community Metadata Profile of ISO 19115-1:2014

Edition

Version 2.0, April 2015

 
 

Spatial extent

N
S
E
W


Keywords

Cairns Cape York Georgetown SHRIMP U-Pb paleozoic igneous rhyolitic

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