Australian crater-forming meteorites
Meteorites are associated with five impact structures in Australia. Three of them are group IIIAB irons (Wolf Creek, Henbury, and Boxhole), Veevers is a group IIAB iron, and material recovered from the crater at Dalgaranga is a mesosiderite stony-iron. The impacts range in age from a few thousand years (Dalgaranga, Henbury, Veevers, and Boxhole) to 300,000 years (Wolfe Creek Crater). Metallographic studies of the surviving fragments at some of the craters show that impact damage ranges from simple fracturing, through shock-hardening of metal, to plastic and shear deformation, reheating and attendant recrystallisation, and, ultimately, melting. Details of the microstructures of surviving fragments of iron meteorite from the craters suggest that shear deformation may have been an important mechanism in the disruption of the projectiles. Frictional heating from viscous drag between projectile and target, and from rapid shear deformation within the projectile, may be sufficient to melt and vaporise significant portions of the projectiles and account for the large deficit of meteoritic material from Australian impact craters.
Simple
Identification info
- Date (Publication)
- 1996-01-01T00:00:00
- Citation identifier
- Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/81455
- Cited responsible party
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Role Organisation / Individual Name Details Publisher Australian Geological Survey Organisation
Canberra Author Bevan, A.W.R.
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- Name
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AGSO Journal of Australian Geology and Geophysics
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16:4:421-429
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Role Organisation / Individual Name Details Custodian Corp
Owner Commonwealth of Australia (Geoscience Australia)
Custodian Commonwealth of Australia (Geoscience Australia)
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- Geoscientific information
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- Unknown
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Product data repository: Various Formats
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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
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GA Publication
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Journal
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- Keywords
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AUS
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- Australian and New Zealand Standard Research Classification (ANZSRC)
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Earth Sciences
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Published_External
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Resource constraints
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Creative Commons Attribution 4.0 International Licence
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CC-BY
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4.0
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Australian Government Security ClassificationSystem
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- 2018-11-01T00:00:00
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Role Organisation / Individual Name Details Distributor Commonwealth of Australia (Geoscience Australia)
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Journal article (pdf)
Journal article (pdf)
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pdf
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Unknown
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GA Publication
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Source data not available.
Metadata constraints
- Title
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Australian Government Security ClassificationSystem
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- 2018-11-01T00:00:00
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Metadata
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urn:uuid/fae9173a-718c-71e4-e044-00144fdd4fa6
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GeoNetwork UUID
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Role Organisation / Individual Name Details Point of contact Commonwealth of Australia (Geoscience Australia)
Voice
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AGSO BMR Journal
Alternative metadata reference
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Geoscience Australia - short identifier for metadata record with
uuid
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- Date info (Revision)
- 2018-04-20T06:07:16
- Date info (Creation)
- 2014-06-03T00:00:00
Metadata standard
- Title
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AU/NZS ISO 19115-1:2014
Metadata standard
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ISO 19115-1:2014
Metadata standard
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ISO 19115-3
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Geoscience Australia Community Metadata Profile of ISO 19115-1:2014
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Version 2.0, September 2018
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