provides a different open-access "Geologia Geral" textbook (by Silva and Crispim) that covers similar introductory concepts. : You can find physical copies through retailers like Mercado Livre specific chapter from this edition, or would you like recommendations for more recent introductory geology textbooks?
If you want a digital copy legally, here are your best options:
This article does not host or link to copyrighted material. It is intended for educational guidance only.
The 9th edition (or later editions) is still commercially available and protected. If you find a free PDF online, it is almost certainly an infringing copy.
. More recent editions, such as the 11th (1989) and the 14th (2001/2003), are also widely used in university curricula.