Alteration study and photomicrographs of all five samples. New <sup>40</sup>Ar/<sup>39</sup>Ar dating of the Antrim Plateau Volcanics, Kalkarindji, Australia: clarifying an age for the eruptive phase of Kalkarindji Peter E. Marshall Alison M. Halton Simon P. Kelley Mike Widdowson Sarah C. Sherlock 10.6084/m9.figshare.6856820.v1 https://geolsoc.figshare.com/articles/journal_contribution/Alteration_study_and_photomicrographs_of_all_five_samples_New_sup_40_sup_Ar_sup_39_sup_Ar_dating_of_the_Antrim_Plateau_Volcanics_Kalkarindji_Australia_clarifying_an_age_for_the_eruptive_phase_of_Kalkarindji/6856820 Alteration study and photomicrographs of all five samples. 2018-07-24 21:30:02 sample New Kalkarindji Alteration study Alteration study eruptive phase Antrim Plateau Volcanics Ar photomicrograph Geology