Authigenic monazite and detrital zircon dating from the Proterozoic Rocky Cape Group, Tasmania: links to the Belt-Purcell Supergroup, North America

• Published in: Precambrian Research
• Main Authors: Halpin, JA, Jensen, T, McGoldrick, P, Meffre, S, Berry, RF, Everard, JL, Calver, CR, Thompson, J, Goemann, K, Whittaker, JM
• Format: Article in Journal/Newspaper
• Language: English
• Published: Elsevier Science Bv 2014
• Subjects: Earth Sciences; Geology; Tectonics; Balfour; East Antarctica; King Island; Transantarctic Mountains; Antarc*; Antarctica
• Online Access: http://dx.doi.org/; https://doi.org/10.1016/j.precamres.2014.05.025; http://ecite.utas.edu.au/92384

The oldest known rocks in Tasmania occur in the Proterozoic Rocky Cape Group, a ∼10 km thick quartzarenite-siltstone-pelite-dominated succession, previously constrained to have been deposited between 1450 Ma and 750 Ma. The Rocky Cape Group contains the enigmatic fossil Horodyskia (string of beads)...