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Geology 100 Exam #1 Format = ~27 Multiple Choice, ~14 True/False, ~9 Matching ~20% from Discussion/~80% from Lecture Coverage First 4 weeks of Discussion (Topographic Maps I - Eye for Rocks) Corresponds to Chapters 1, 2, 4, + 5 in Discussion Guide - PowerPoint PPT Presentation
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Geology 100 Exam #1 Format = ~27 Multiple Choice, ~14 True/False, ~9 Matching
~20% from Discussion/~80% from Lecture Coverage
First 4 weeks of Discussion (Topographic Maps I - Eye for Rocks)Corresponds to Chapters 1, 2, 4, + 5 in Discussion Guide
Lectures #1 - 9 (Why Study Geology? - Hard Rock/Igneous + Metamorphic.)Tuesday (Sept. 27) 7 - 8 pm
Note lecture meets at 10am and Noon on Wed., 9/28228 Natural History Building(Noon Lecture Section)
100 Material Science Engineering Building (10AM Lecture Section)*** BRING STUDENT ID ***
Question/Answer Session = Mon. (Sept. 26) 5 - 6 pm, 141 Loomis LabPrevious Exam #1 on home page of GEOL 100 Illinois Compass Web site; no
answer key provided with old Exam, attend Question/Answer Session for answers. Conflict Exam
Format = 15 Short Answer questions Level of Difficulty = Similar to regularly scheduled Exam
Sign up before or after Lecture or by e-mail to Prof. Altaner Wed. (9/28) 5 - 6 pm, 260 NHB (GEOL 100 Discussion room)
Other times for Conflict Exam are available, if essentialSee Frequently Asked Questions #23, 25, and 32 for advice from Prof.Altaner
on how to prepare for the exam
Rocks
Rocks are aggregates of minerals
Identification of Rocks is by texture and composition
Texture is the size, shape and arrangement of grains
Composition is the minerals in the rock.
Grain Size Page 27
• Fine
• Medium
• Coarse
• Glassy
Arrangement - Cemented
Arrangement – Interlocking Page 28
Arrangement - Foliated
Arrangement - Frothy
04_02.jpg
Igneous Rocks Page 29– cooling of magma or lava. Intrusive and ExtrusiveComposition: silicic, mafic, intermediate
Sedimentary Rocks
Clastic – cemented fragmentsCarbonates – cemented shell fragments
Chemical – precipitated from water – interlockingComposition (Minerals): calcite, dolomite, quartz, halite
Regional Metamorphism - Foliation
06_17.jpg
Contact Metamorphism of Limestone
Limestone
Marble