Page no longer valid
This web page has been retired. The information that it contained is now out-of-date and is no longer being updated.
If you wish to obtain any Geoscience Australia products, please go to the Geoscience Australia Data and Publications search page.
If you wish to view an archived version of the page originally at this location, there is a copy available in the Trove Australian Web Archive, maintained by the National Library of Australia, at https://webarchive.nla.gov.au/awa/20160108001703/http://www.ga.gov.au/cedda/publications/586.
If you followed a link within this site and you believe there may be an error, please email email@example.com and include the web link you were trying to access so we can rectify this problem as soon as possible.