Geology (GEOL) 415

Earth's Origin and Early Evolution (Revision 3)

GEOL 415 course cover

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Delivery Mode: Individualized study online

Credits: 3

Area of Study: Science

Prerequisite: GEOL 200 and GEOL 201 or equivalent. Students should feel comfortable with the manipulation of algebraic equations and have a rudimentary knowledge of single-variable differential calculus. Where applied, chemical principles essential for the course are adequately explained, although it would be beneficial for students to have CHEM 217.

Faculty: Faculty of Science

GEOL 415 has a Challenge for Credit option.

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Geology 415: Earth’s Origin and Early Evolution explores the evidence for the various processes, events, and materials involved in the formation and evolution of Earth. The course also describes various geochemical tools and techniques used by geologists to reveal and interpret the evidence.


  • Unit 1: Earth in the Solar System
  • Unit 2: Geochemical Tools and the Origin of the Elements
  • Unit 3: Meteorites
  • Unit 4: The Origins of Stars and the Solar System
  • Unit 5: The Internal Structure and Composition of Earth


To receive credit for GEOL 415, you must obtain an average grade of at least 60 percent for the assignments, a grade of at least 50 percent on each examination, and a course composite grade of at least D (50 percent). The weighting of the composite grade is as follows:

Activity Weighting
5 Assignments (5 x 8%) 40%
Midterm Exam 25%
Final Exam 35%
Total 100%

To learn more about assignments and examinations, please refer to Athabasca University's online Calendar.

Course Materials


Hartmann, W. K. (2005). Moons & Planets (5th ed.). Belmont, CA: Brooks/Cole.

Rollinson, H. (2007). Early earth systems: A geochemical approach. Malden, MA: Blackwell Publishing.

Other materials

All other course materials can be found at the course website.

Challenge for Credit Overview

The Challenge for Credit process allows students to demonstrate that they have acquired a command of the general subject matter, knowledge, and intellectual and/or other skills that would normally be found in a university level course.

Full information about the Challenge for Credit can be found in the Undergraduate Calendar.

Challenge Evaluation

To receive credit for the GEOL 415 challenge registration, you must achieve a grade of at least C- (60 percent) on the examination.

Undergraduate Challenge for Credit Course Registration Form

Syllabus image credits:

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Athabasca University reserves the right to amend course outlines occasionally and without notice. Courses offered by other delivery methods may vary from their individualized-study counterparts.

Opened in Revision 3, October 22, 2012.

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