__________ Form the Basis for All Magnetic Stratigraphy

question 25

Multiple Choice

__________ form the basis for all magnetic stratigraphy.

• A) Outpourings of iron-rich lava and magma
• B) Reversals of Earth's magnetic field
• C) Small grains of iron-bearing minerals that settle from water to become parts of sedimentary rocks
• D) Minerals that crystallize from lava or magma

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