001_2012.02.09_minerals_ig_rx

001_2012.02.09_minerals_ig_rx - 2/9/2012 1 GEOS 100...

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Unformatted text preview: 2/9/2012 1 GEOS 100 Fundamentals of Geology Thursday, 9 February 2012 Announcements: Reading Quiz 4 due 21 February Lab 3 due this week Exam 1 next week! (Have you scheduled a time to take it?) Knowledge Survey 2 available What is the earth made of? How do earth materials change from one type to another through the Rock Cycle? How are rocks and minerals classified? Mineral families are named according to their: a) b) c) d) e) f) 3% 16% 0% 41% 31% 9% a) Color b) Hardness c) Specific Gravity d) Cation e) Anion f) Onion 2/9/2012 2 The anion(s) of the major mineral group(s) we will focus on the most this semester is/are: a) b) c) d) e) f) g) 2% 6% 4% 0% 60% 28% 1% a) SO 4 2 b) PO 4 3 c) SiO 4 4 d) CO 3 2 e) A and B only f) C and D only g) None of the above Silicates Isolated Silica Tetrahedron (SiO 4 )-4 Si:O = 1:4 2/9/2012 3 Silicates Isolated Silica Tetrahedron: Examples Olivine (Mg, Fe) 2 SiO 4 Garnet Fe 2 Al 2 (SiO 4 ) 3 Silicates Single Tetrahedra Chain (SiO 3 )-2 Si:O = 1:3 2/9/2012 4 Silicates Single Tetrahedra Chain: Examples Pyroxene Group Augite (Mg, Fe)SiO 3 Silicates Double Tetrahedra Chain (Si 4 O 11 )-6 Si:O = 4:11 2/9/2012...
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This note was uploaded on 02/09/2012 for the course GEOS 100 taught by Professor Sammatson during the Spring '12 term at Boise State.

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001_2012.02.09_minerals_ig_rx - 2/9/2012 1 GEOS 100...

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