EARTH 421Advanced Geochemistry
- Units
- 0.50
- Faculty
- Science
- Subject
- Earth Sciences
When it runs
- F24
- W25
- S25
- F25
- W26
- S26
- F26
- W27
- S27
Ran in 3 of the last 7 terms. Winter 2027: not on the schedule. Spring 2027: schedule not out yet.
The application of chemical thermodynamics to geochemical problems. Development of the three laws of thermodynamics; Gibbs free energy and equilibria constants. Introduction to various topics in aqueous geochemistry such as mineral equilibria, ion exchange, and redox equilibria. Laboratory session will involve various experiments related to mineral solubility, chemical kinetics, acid-base equilibria, and chemical modelling.
Prerequisites
- Must have completed the following:
- EARTH221 - Introductory Geochemistry (0.50)
Antirequisites
None listed.
Leads to
Fall 2026 sections
| Section | Class | Enrolled | Meets |
|---|---|---|---|
| LEC 001 | 7242 | 30 / 30 | TTh 10:00–11:20 |
| LAB 101 | 7243 | 15 / 15 | F 14:30–17:20 |
| LAB 102 | 7244 | 15 / 15 | M 14:30–17:20 |
Reviewed on UW Flow
67% liked it8% easy75% useful
From 3 ratings on UW Flow. Read them all on UW Flow.
Discussed on r/uwaterloo
One post or comment in 1 thread mentions EARTH 421, October 2017 to December 2024. Quoted word for word, newest first; each reply sits under the post and the comment that started its branch. Search r/uwaterloo for newer posts.
Fall 2017
Any way to disable UWCourseLinker from posting? 16 points, 26 comments
“posting a reply to my comment I find the bot annoying.”
u/Jackhofmann: “PSYCH 483 PSYCH 484 PSYCH 485 PSYCH 486 PSYCH 490R PSYCH 499A PSYCH 499B PSYCH 499C PSYCH 621 PSYCH 630 PSYCH 677A PSYCH 704A PSYCH 704B PSYCH 707 PSYCH 710 PSYCH 714 PSYCH 717 PSYCH 720A PSYCH 721A …”
u/Jackhofmann: “… EARTH 121 EARTH 121L EARTH 123 EARTH 123L EARTH 231 EARTH 235 EARTH 260 EARTH 331 EARTH 342 EARTH 421 EARTH 436A EARTH 436B EARTH 440 EARTH 444 EARTH 458 EARTH 458L EARTH 461 EARTH 499 EARTH 625 EARTH 626 EARTH 627 EARTH 650 EARTH 653 EARTH 668 EARTH 691 EARTH 692 EARTH 695 …”
Check it elsewhere for Fall 2026
- Undergraduate Calendar, 2026–27The official entry
- Requirements for Fall 2026Waterloo’s requisite checker
- Schedule of Classes, Fall 2026Instructors, rooms, live seats
- Quest Class SearchWhere you enrol
- Course outlinesSyllabi from past terms (UW login)
- UW FlowStudent ratings and reviews
- WClassesPast sections back to 2004, and who taught them