Data

L132 Eastern Goldfields deep crustal seismic reflection survey, Yilgarn Block, WA, 1991: 2021 reprocessed stacked and migrated seismic data and images for lines BMR91-EGF1, EGF2 and EGF3.

Geoscience Australia
Owen, A.J. ; Goleby, B.R. ; Drummond, B.J. ; Hossain, M. ; Fomin, T. ; Costelloe, R.
Viewed: [[ro.stat.viewed]] Cited: [[ro.stat.cited]] Accessed: [[ro.stat.accessed]]
ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=https://pid.geoscience.gov.au/dataset/ga/74951&rft.title=L132 Eastern Goldfields deep crustal seismic reflection survey, Yilgarn Block, WA, 1991: 2021 reprocessed stacked and migrated seismic data and images for lines BMR91-EGF1, EGF2 and EGF3.&rft.identifier=https://pid.geoscience.gov.au/dataset/ga/74951&rft.description=Geoscience Australia (GA) recorded a regional seismic survey across the eastern Yilgarn Craton in 1991 in order to map the major structures in the region at depth. The three lines of the L132 seismic survey, BMR91-EGF1 to EFF3, total a length of 258 km. The main traverse, BMR91-EGF1, was 213 km long and oriented approximately east-west. The greenstone belts of the Archaean Yilgarn Craton in Western Australia, and particularly those near Kalgoorlie, are host to world class gold and nickel deposits. Therefore, knowledge of the geological structure at depth plays an important role in developing exploration models for this region. The Geological Survey of Western Australia commissioned reprocessing of this legacy dataset to improve data quality, imaging reflective structural features in the region. The reprocessing project is a collaboration between Geoscience Australia and the Government of Western Australia, Department of Mines, Industry Regulation and Safety. Reprocessing was funded through the Exploration Incentive Scheme, a Western Australian state government initiative to encourage mineral and energy resource exploration in Western Australia. Velseis Pty Ltd carried out reprocessing from October 2020 through March 2021. GA managed the reprocessing project, undertook quality control of the data processing and archived the processed data. This dataset includes metadata, images and SEGY files for stacks, pre-stack migration and post-stack migration data. The dataset is available for download. Raw data for this survey are available on request from clientservices@ga.gov.au - Quote eCat# 74951Maintenance and Update Frequency: unknownStatement: The Kalgoorlie Seismic Transect is a 213 km long deep seismic reflection profile oriented approximately east-west 30 km to the north of Kalgoorlie. The seismic profile was designed to cross many of the main features of the greenstone belts within the Eastern Goldfields Province, as well as the boundary with the adjacent Southern Cross Province to the west. This study forms part of the Eastern Goldfields NGMA project undertaken jointly by the Australian Geological Survey Organisation and the Geological Survey of Western Australia. The National Geoscience Mapping Accord, endorsed by the Australian (now Australia and New Zealand) :Minerals and Energy Council in August 1990 is a joint Commonwealth/Statefferritory initiative to produce, using modern technology, a new generation of geoscientific maps, data sets and other information of strategically important regions of Australia over the next 20 years. Velseis Pty Ltd carried out reprocessing from October 2020 through March 2021. GA managed the reprocessing project, undertook quality control of the data processing and archived the processed data. This dataset includes metadata, images and SEGY files for stacks, pre-stack migration and post-stack migration data.&rft.creator=Owen, A.J. &rft.creator=Goleby, B.R. &rft.creator=Drummond, B.J. &rft.creator=Hossain, M. &rft.creator=Fomin, T. &rft.creator=Costelloe, R. &rft.date=1991&rft.coverage=westlimit=120.0; southlimit=-32.0; eastlimit=123.0; northlimit=-30.0; projection=AGD66 / AMG zone 51&rft.coverage=westlimit=120.0; southlimit=-32.0; eastlimit=123.0; northlimit=-30.0; projection=AGD66 / AMG zone 51&rft_rights=&rft_rights=Creative Commons Attribution 4.0 International Licence&rft_rights=CC-BY&rft_rights=4.0&rft_rights=http://creativecommons.org/licenses/&rft_rights=WWW:LINK-1.0-http--link&rft_rights=Australian Government Security ClassificationSystem&rft_rights=https://www.protectivesecurity.gov.au/Pages/default.aspx&rft_rights=WWW:LINK-1.0-http--link&rft_rights=Creative Commons Attribution 4.0 International Licence http://creativecommons.org/licenses/by/4.0&rft_subject=geoscientificInformation&rft_subject=Seismology and Seismic Exploration&rft_subject=EARTH SCIENCES&rft_subject=GEOPHYSICS&rft_subject=HVC_144637&rft_subject=Seismic Data seismic survey&rft_subject=seismic sections&rft_subject=seismic reflection&rft_subject=geophysics&rft_subject=mineral exploration&rft_subject=AU-WA&rft_subject=Published_External&rft.type=dataset&rft.language=English Access the data
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Brief description

Geoscience Australia (GA) recorded a regional seismic survey across the eastern Yilgarn Craton in 1991 in order to map the major structures in the region at depth. The three lines of the L132 seismic survey, BMR91-EGF1 to EFF3, total a length of 258 km. The main traverse, BMR91-EGF1, was 213 km long and oriented approximately east-west. The greenstone belts of the Archaean Yilgarn Craton in Western Australia, and particularly those near Kalgoorlie, are host to world class gold and nickel deposits. Therefore, knowledge of the geological structure at depth plays an important role in developing exploration models for this region. The Geological Survey of Western Australia commissioned reprocessing of this legacy dataset to improve data quality, imaging reflective structural features in the region. The reprocessing project is a collaboration between Geoscience Australia and the Government of Western Australia, Department of Mines, Industry Regulation and Safety. Reprocessing was funded through the Exploration Incentive Scheme, a Western Australian state government initiative to encourage mineral and energy resource exploration in Western Australia. Velseis Pty Ltd carried out reprocessing from October 2020 through March 2021. GA managed the reprocessing project, undertook quality control of the data processing and archived the processed data. This dataset includes metadata, images and SEGY files for stacks, pre-stack migration and post-stack migration data. The dataset is available for download. Raw data for this survey are available on request from clientservices@ga.gov.au - Quote eCat# 74951

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Maintenance and Update Frequency: unknown
Statement: The Kalgoorlie Seismic Transect is a 213 km long deep seismic reflection profile oriented approximately east-west 30 km to the north of Kalgoorlie. The seismic profile was designed to cross many of the main features of the greenstone belts within the Eastern Goldfields Province, as well as the boundary with the adjacent Southern Cross Province to the west. This study forms part of the Eastern Goldfields NGMA project undertaken jointly by the Australian Geological Survey Organisation and the Geological Survey of Western Australia. The National Geoscience Mapping Accord, endorsed by the Australian (now Australia and New Zealand) :Minerals and Energy Council in August 1990 is a joint Commonwealth/Statefferritory initiative to produce, using modern technology, a new generation of geoscientific maps, data sets and other information of strategically important regions of Australia over the next 20 years. Velseis Pty Ltd carried out reprocessing from October 2020 through March 2021. GA managed the reprocessing project, undertook quality control of the data processing and archived the processed data. This dataset includes metadata, images and SEGY files for stacks, pre-stack migration and post-stack migration data.

Issued: 1991

Data time period: 1991-04-29 to 1991-07-11

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123,-30 123,-32 120,-32 120,-30 123,-30

121.5,-31

text: westlimit=120.0; southlimit=-32.0; eastlimit=123.0; northlimit=-30.0; projection=AGD66 / AMG zone 51

Subjects
AU-WA | Earth Sciences | Geophysics | HVC_144637 | Published_External | Seismic Data seismic survey | Seismology and Seismic Exploration | geophysics | geoscientificInformation | mineral exploration | seismic reflection | seismic sections |

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Other Information
Download the original processing [469 MB]

uri : https://d28rz98at9flks.cloudfront.net/74951/L132_EGF_1991_GeoCat_74951.zip

Download the reprocessed data [1.3 GB]

uri : https://d28rz98at9flks.cloudfront.net/74951/L132_Reprocessed_Seismic_Package.zip

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