Precisely speaking,a measured radiometric age for a mineral crystal within an igneous rock denotes the amount of time that has passed since the ____________.
A)atoms within the crystal were part of a body of molten magma
B)crystal solidified
C)temperature of the crystal became equal to the Curie point for the mineral
D)temperature of the crystal became equal to the closure temperature for the mineral

Question

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The Answer of Precisely speaking,a measured radiometric age for a mineral crystal within an igneous rock denotes the amount of time that has passed since the ____________.
A)atoms within the crystal were part of a body of molten magma
B)crystal solidified
C)temperature of the crystal became equal to the Curie point for the mineral
D)temperature of the crystal became equal to the closure temperature for the mineral

Precisely Speaking,a Measured Radiometric Age for a Mineral Crystal Within