Information about current mineral tenements is available from the South Australian Resources Information Gateway ('SARIG'). You will need to open the SARIG application (available on the second link above).
SARIG can also be used to:
Identify ground open for exploration licence application
Download exploration data and reports
Apply online for new exploration licences and renewals
Track the processing status of an EL application
Download and print state maps (updated daily) including:
Mineral exploration tenement applications
Mineral exploration licences
Mineral exploration release areas
mineral production tenements
Land access considerations e.g. Parks, Aboriginal Land, Defence Lands etc.
Good hunting.
Cheers
These are only my random thoughts and it does not constitute investment advice. Before acting on any information you read and before making any financial or investment decisions, you should always consult your advisor(s) or other relevant professional experts.