The Tasmanian report database provides an index to over 10,000 reports held in hardcopy form by MRT. The reports date from 1878 to the present and form a comprehensive summary of exploration philosophy and activity. This database details many attributes of Department and Company reports and is available for free searching online (http://www.mrt.tas.gov.au). The reports include those issued by the Department of Mines and Mineral Resources Tasmania, and have been issued under various series including Geological Survey Bulletins, Underground Water Supply Papers, Mineral Resource surveys and Geological Survey Records, also printed reports by mining exploration companies on their mineral exploration activities in Tasmania and including seismic surveys and well completion reports relating to petroleum exploration in Tasmanian waters. Items include: title, author, company, tenement, location, key words (minerals, deposits, exploration methods) and a brief abstract.