Department of Chemistry and Biochemistry
North Dakota State University
GEOLOGY 428/628:
GEOCHEMISTRY

Welcome to the homepage for Geochemistry 428/628 at North Dakota State University!
Web-phreeeq, a web-accessible interface which allows you to model aqueous speciation using PHREEQC is available here (see below).

Who should take this course:

• anyone interested in environmental science
  
• geology juniors or seniors interested in ground water or environmental geology;
  
• soil science seniors and graduate students;
  
• chemistry juniors or seniors interested in analytical or environmental chemistry;
  chemistry graduate students with inorganic or analytical program emphasis;
  
• civil engineering seniors or graduate students with a sanitary engineering emphasis;
  biology/zoology seniors/ grad students interested in environmental science careers
  

Course content:

• review of solubility, acid/base and electrochemical concepts;
  
• aqueous geochemistry and solid-water interactions with an emphasis on ground water;
  
• chemical weathering;
  
• mineral thermodynamics and redox (Eh-pH) diagrams and their applications to soil and mineral stability and ground water chemistry;
  
• modeling;
  
• environmental geochemistry; and
  
• isotopes applied to groundwaters.

Time and Place:
Tuesday and Thursday
11:00 a.m. - 12:15 am
Sugihara Hall 248

Course Numbers for Spring 2025:
CHEM 428 : 37047
CHEM 628 : 37049
GEOL 428 : 37081
GEOL 628 : 37093

Class Presentation Schedule

	Syllabus Homework
	Sample Exam 1 | Sample Exam 2 | Sample Exam 3
Click on box above for Web-Phreeq	Grad Student Term Project Assignment Undergrad Student Term Project Assignment Literature searching resources at the NDSU Library A Note on Citations (including for web pages)
	Class Presentation Schedule
	Geochemistry Resources