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Earth Materials


Course Description

Physical and chemical properties, identification, and modes of occurrence of minerals and mineral assemblages. Mineral crystallography, determinations of optical properties with the petrographic microscope, x-ray diffraction and structural formula determinations. Introduction to mineral thermodynamic phase relations.


Athena Title

Earth Materials


Prerequisite

CHEM 1211 and CHEM 1211L


Semester Course Offered

Offered fall


Grading System

A - F (Traditional)


Student Learning Outcomes

  • Students will be able to organize the processes of crystallography, mineral chemistry, and optical mineralogy for the common minerals found in a variety of geological environments.
  • Students will be able to interpret mineralogical variation within rocks at scales from microscopic to macroscopic.
  • Students will be able to differentiate common sedimentary, igneous, and metamorphic rocks on the basis of mineralogy in thin section and hand sample and interpret the processes by which those samples formed.
  • Students will be able to interpret outcrop exposures in terms of the physicochemical processes under which they formed.
  • Students will be able to estimate how rocks from a variety of larger scale tectonic environments can be interpreted at scales ranging from microscopic to regional/global on the basis of mineralogy.

Topical Outline

  • Lecture 1 - Introduction - Definition of a mineral
  • Lecture 2 - Ordered patterns
  • Lecture 3 - Geometric operations
  • Lecture 4 - Crystal morphology
  • Lecture 5 - Bravais lattices
  • Lecture 6 - Miller indices
  • Lecture 7 - Directions in a crystal
  • Lecture 8 - Polymorphs and polytypes
  • Lecture 9 and 10 - X-ray crystallography - Bragg's law
  • Lecture 11 - X-ray crystallography - Crystal structure determination
  • Lecture 12 - Crystal chemistry - Atomic radii and bonding
  • Lecture 13 - Crystal chemistry - Coordination principles
  • Lecture 14 - Crystal chemistry - Pauling's rules
  • Lecture 15 - Crystal chemistry - Elemental analysis and unit cell contents
  • Lecture 16 - Crystal chemistry - Solid solutions
  • Lectures 17 - 24 Optical Mineralogy

Syllabus