Fall 1999
Meeting Time: 12:00 6:00 PM Mon., Fri., ESCI Rm. 455
| Instructor: Prof. Anne Sheehan |
| Office: ESCI Rm 440A, Phone: 492-4597, email: afs@mantle.colorado.edu |
| Office hours: Wed., Thurs.: 1:30 2:30 p.m. |
| TA: Lynda Lastowka |
| Office: ESCI Rm 462D & 440, Phone: 492-7296, email: lastowka@mantle.colorado.edu |
| Office hours: Wed., Thurs.: 2-3 |
Class web page: http://cires.colorado.edu/people/sheehan.anne/geol4740.html
Course Objectives: Field geophysical skills will be developed through a combination of lecture and practical field exercises with an emphasis on the latter. Techniques to be covered are those used in resource exploration, environmental studies, engineering, and archaeology, and include: seismic refraction, gravity, magnetics, electrical resistivity, electromagnetic methods, ground penetrating radar, and earthquake seismology. Laboratories will consist of field experiments and computer modeling/interpretation exercises.
General course goals:
1) gain knowledge of geophysics and proficiency in using geophysical instruments
2) present quantitative interpretations of geophysical data
3) learn which geophysical techniques are appropriate for a given problem
4) develop ability to successfully execute a geophysical experiment
Student responsibilities:
1) PARTICIPATE IN ALL LABS AND FIELD EXERCISES Including mandatory field trips on Sept. 10-12 and Sept. 17-18.
2) present laboratory reports on these field exercises as assigned
3) Grads (5714) - execute an independent field experiment and present a report
4) This is a field course so come prepared! Sturdy shoes, rain gear, hat, sunscreen, snack, water, etc. Other helpful things to bring calculator, clipboard.
Prerequisites: GEOL 2700, MATH 1300, PHYS 1110, or instructor consent. No previous knowledge of geophysics is assumed.
| Text: | Field Geophysics, 2nd edition, Milson (required) |
| Geophysical Exploration of the Shallow Subsurface,Burger (supplemental). Somewhat elementary but extremely clear explanations. Includes useful Macintosh software. | |
| Applied Geophysics, 2nd Edition,Telford, Geldart, and Sheriff (supplemental). Comprehensive reference guide for the serious geophysicist. |
Grading: Grading for GEOL 4714 (Field Geophysics) will be based upon four major areas. Elaboration on these areas is given below.
1) Data collection - 25%. Attendance and class (field) participation.
2) Class Field notebook/scribe - 10%. Document all field work done and data collected - will be graded for neatness, completeness, clarity, and accuracy. It is the students responsibility to make sure that they scribe at least twice during the semester.
3) Data reports - 40%. Prepare neat reports which include statement of problem that was investigated, explanation of procedures used, presentation of data, analysis, interpretation.
4) Practical exam - 25%. Written exam over material covered.
Graduate students (GEOL 5714) will also be responsible for an independent field project and presentation, which will account for 20% of the grade in GEOL 5714.
Tentative Schedule: GEOL 4714/5714 - Field Geophysics
(Subject to change due to weather and/or equipment availability)
|
Day |
Date |
Topic |
Reading |
|
Mon |
23-Aug |
Introduction |
Ch 1 |
|
Fri |
27-Aug |
Seismic Refraction Field |
Ch 11, Ch 13 |
|
Mon |
30-Aug |
Seismic Refraction Lab |
Ch 11, Ch 13 |
|
Fri |
3-Sep |
Resistivity & EM Field |
Ch 5, 8 |
|
Mon |
6-Sep |
Labor Day - No Class |
|
|
Fri |
10-Sep |
Field Trip - Spanish Peaks (Mag, EM, Grav, Seis. Refr.) |
|
|
SAT |
11-Sep |
Field Trip - Spanish Peaks |
Ch 2,3,8,13 |
|
SUN |
12-Sep |
Field Trip - Spanish Peaks |
|
|
Mon |
13-Sep |
No Class |
|
|
Fri |
17-Sep |
Field Trip - Vibroseis, EQ seismic |
Ch 12 |
|
SAT |
18-Sep |
Field Trip - Vibroseis |
|
|
Mon |
20-Sep |
Magnetics Lab |
Ch 3 |
|
Fri |
24-Sep |
GPR Field |
Ch 10 |
|
Mon |
27-Sep |
Gravity Lab |
Ch 2 |
|
Fri |
1-Oct |
TBD |
Ch 5, 8 |
|
Mon |
4-Oct |
Resistivity and EM Lab |
Ch 5, 8 |
|
Fri |
8-Oct |
Review |
|
|
Mon |
11-Oct |
Final Exam |
|
| Fri |
3-Dec |
Graduate student presentations |
|
Lab reports are due one week after the lab (not field) date.
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