This is a state wide dataset derived from the 1:250,000 scale digital geology of Tasmania. The dataset comprises geological rock units and boundaries which have been grouped and generalised for 1:500,000 scale.
An image of this map can be downloaded here.
Digital Data Package
The 1:500,000 digital data package contains geology only. Data is in GDA94 - long./lat. and is available to download in shapefile* format from the link below.
* ArcGIS Explorer is available as a free download from https://esriaustralia.com.au/products