English: Drawn freehand by myself, adapted from tables in N.H. Ludbrooks, "A guide to the geology and mineral resources of South Australia" (Gov Printer, 1980), and stratigraphic columns on geological survey maps.
This work has been released into the public domain by its author, Itsonlyme. This applies worldwide.
In some countries this may not be legally possible; if so: Itsonlyme grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
(Drawn freehand by myself, adapted from tables in N.H. Ludbrooks, "A guide to the geology and mineral resources of South Australia" (Gov Printer, 1980), and stratigraphic columns on geological survey maps.)
Captions
Add a one-line explanation of what this file represents