b'Geophysics in the surveysNewsMineral Resources Tasmania: Tiers airborne magnetic and radiometric surveyupdateAfter a long gestation period, the Tiers airborne magnetic and radiometric survey spanning central and eastern Tasmania was flown through February and March, with acquisition likely completed around the time Preview goes to press\x08 The survey is primarily funded by the Tasmanian Government through Mineral Resources Tasmania, and managed by Geoscience Australia\x08 First glimpses of the results show a diverse range of interesting features, with possible implications for natural resource management as well as gold, base metal and bauxite prospectivity and regional tectonic history\x08 It is intended that the data will be made publicly available as soon as possible following final acceptance\x08 Full specifications of the survey are given in Geoscience Australias regular roundup in this edition of Preview.Mark DuffettFigure 1.Calibration of the radiometric system in progress after its installation in the survey helicopter, in Mineral Resources Tasmaniaconjunction with ground spectrometer measurements at the test site established near Meander in northern mark.duffett@stategrowth.tas.gov.au Tasmania (see GAs column in this edition of Preview), 24 February 2021. Photo: Mark DuffettFree subscription to Preview online Non-members of the ASEG can now subscribe to Preview online via the ASEG website\x08 Subscription is free\x08 Just go to https://www\x08aseg\x08org\x08au/publications/PVCurrent to sign up\x08 You will receive an email alert as soon a new issue of Preview becomes available\x08 Stay informed and keep up-to-date by subscribing now!!NB: ASEG Members dont need to subscribe as they automatically receive an email alert whenever a new issue of Preview is published.APRIL 2021 PREVIEW 20'