Not really what you asked for but I found this report interesting on pages 30-32 particularly the map. Our area is the Cretaceous volcanic terrane (kvt - not indicated in the legend).
https://www.google.com.au/url?sa=t&...Rs_BKA&usg=AFQjCNGDtuyCMU407kR-Mmo1ef1lEKbEXw