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SACRAMENTO. STATE. Geology 103 Sedimentology and Stratigraphy Tim Horner Geology Department, CSU Sacramento. Lecture #11: Chert and Ironstone Reading assignment: Boggs, 5 th ed., pp. 175-194. Microquartz, megaquartz, chalcedony- thin sections.
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SACRAMENTO STATE Geology 103Sedimentology and StratigraphyTim HornerGeology Department, CSU Sacramento Lecture #11: Chert and Ironstone Reading assignment: Boggs, 5th ed., pp. 175-194
Microquartz, megaquartz, chalcedony- thin sections From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 207
Opal- amorphous, irridescent
Diatoms in deep sea sediment From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 209
Nodular chert From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 210
Sources of silica in marine water From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 222
Pathways of silica transformation after deposition From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 214
Silica stability vs. pH and temp. From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 214
Principal iron-bearing minerals From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 219
Geochemical stability of iron-rich minerals From Boggs, Principles of Sedimentology and Stratigraphy, 5th ed., p. 222