b'Branch newsASEG newson, so Ill just say that third or fourth timeOn May 12 GA staff highlighted theto predict future reservoirs. This usually is the charm. importance of the International Womenwas achieved through modelling in Mathematics Day, commemoratingof sedimentary flux measurements, Besides the webinars, we are alsothe life and work of Fields Medallist andanalysis of regional subsidence patterns, planning a Tech night with our brother/ mathematician Maryam Mirzakhani, intomographic modelling and isostatic sister organisationthe AIG. Theseconcert with ongoing discussions oncalculations in the Mauritanian Basin. nights will be held in June. making the work culture in the field ofThe presentation was enjoyed by all and In terms of actual completions, our recentearth science more inclusive. followed by much discussion.home-made survey had a good responseFinally, we are very pleased to announceAn invitation to attend NSW Branch back from our WA Members, and well bethat Michelle Henderson will be talkingmeetings is extended to interstate and using that feedback as we plan our wayto the ACT Branch on 8 June. As ainternational visitors who happen to forward through another interesting year.professional coach across governmentbe in town at the time. Most talks are I definitely want to thank all of those whoand scientific agencies, she will belivestreamed on zoom and uploaded to did respond. And, from the replies, Iveaddressing some of the problemsASEGs YouTube page later, so you also used my Linux box (and srand along withwe face in dealing with the cyclicalhave the option to join us online.rand) to select the winner of an excellentand unstable nature of the resources bottle of red wine. Well keep winnersindustry, and how it impacts staffing andMeetings are generally held on the third identity hidden, of course. enthusiasm, and where the solutions andWednesday of each month from 5:30 pm opportunities lie. Details to be releasedat Club York. News, meetings notices, Todd Mojeskyaddresses and relevant contact details wapresident@aseg.org.au shortly.can be found at the NSW Branch website. Anandaroop RayAll are welcome.Australian Capital Territory actpresident@aseg.org.auFrom the ACT we can report that it isNew South Walesbeginning to look like the dreaded Canberra winter is firmly entrenched! ASEG NSW has been able to enjoy regular monthly meetings so far, a far cry from The public talks by Geoscience Australiathe mayhem that was happening a (GA), or the Wednesday Seminar Seriesyear ago, fingers crossed this trend will are now running with a hybrid in- continue!person/online format (https://www.ga.gov.au/news-events/events/public- In March, Dr Peter Gunn (Bohuon talks/public-talks-archive). Notable talksResources Pty Ltd) presented a in April and May have been by Davidtalk entitled An explanation for Huston (GA) on Convergent marginthe distribution of Broken Hill stylePeter Gunn (centre) happy to be receiving his bottle metallogenic cycles: a window to secularmineralision invoking dense rift-relatedof red as thanks from the NSW Secretary (leftSteph changes in Earths tectonic evolution,igneous intrusions. This talk was notKovach) President (rightJim Austin).Bradley Moggridge (University ofonly well-received by the geophysicists Canberra) on Aboriginal People andbut also, the wider geoscience Groundwater, and an update bycommunity in NSW. Peters work showed Andrew Heap, Kristina Anastasi andthat the major gravity anomalies at Karol Czarnota (GA) on Second phaseBroken Hill are cause by deep seated of the Exploring for the Future Programmafic intrusions sit in the core of an (EFTF, 2020-2024). ancient rift, whereas the mineralisation was controlled by marginal normal In other more geophysical news, anfaults. Peter presented supporting AEM extension survey for the Greatevidence from modern basins and Artesian Basin has been commissionedmineral systems gathered during his by the groundwater group within GA,decades of work around the globe, e.g., and will be flown in May 2021. It willthe Egyptian Qattara Depression and be followed in the coming months bythe Libyan Plateau. With the knowledge a Surface Magnetic Resonance (SMR)that major gravity anomalies could be survey to map shallow subsurface waterused as guides for future deposits, where content. Also, throughout April and May,will the next Broken Hill type deposit be thirty-two Magnetotelluric (MT) sites asfound?part of the AusLAMP program will be occupied in a rolling fashion by GA inDr Bhavik Harish Lodhia (UNSW) Queensland. These MT sites fill a data gappresented at our April meeting, Shallow in south-western Queensland, next to themantle convection beneath West Africa Northern Territory border. The data willand source to sink at continental margins: Smiles from Bhavik (left) and Jim (right) after a very bring additional regional insight to theA novel approach to reservoir predictioninteresting April presentation.Barkly-Isa-Georgetown EFTF project area,in offshore deep-water settings. Bhavik while also contributing to the nationaloffered a crucial link between onshoreStephanie Kovach AusLAMP survey. denudation and offshore sedimentationnswsecretary@aseg.org.au19 PREVIEW JUNE 2021'