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Magnetic Anomalies and Mid-Ocean Ridges Tyler Szwarc, Haiyan Fu

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Magnetic Anomalies and Mid-Ocean Ridges. Tyler Szwarc, Haiyan Fu. Magnetic Fields Induced in Igneous Rock. Dating the Seafloor. Radiometric isotopes in zircon, apatite, and feldspars record crystallization age of seafloor basalts - PowerPoint PPT Presentation

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Page 1: Magnetic Anomalies and Mid-Ocean Ridges

Magnetic Anomalies and Mid-Ocean Ridges

Tyler Szwarc, Haiyan Fu

Page 2: Magnetic Anomalies and Mid-Ocean Ridges

Magnetic Fields Induced in Igneous Rock

Page 3: Magnetic Anomalies and Mid-Ocean Ridges
Page 4: Magnetic Anomalies and Mid-Ocean Ridges

Dating the Seafloor• Radiometric isotopes in zircon, apatite, and

feldspars record crystallization age of seafloor basalts

• Ages range from 0 Ma at the spreading ridge to 185 Ma at the edge

Page 5: Magnetic Anomalies and Mid-Ocean Ridges

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