What is a geologic unit?

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What is a geologic unit?

a. a volume of rock of different age ranges and rock types
b. a single rock of a given age range and rock type
c. a volume of rock of a given age range and rock type
d. a single rock of different age ranges and rock types

2007-11-28 04:48:54 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Earth Sciences & Geology

1 answers

A volume of rock that has an identifiable origin and age range. It must be mappable and distinct.

2007-11-28 05:15:02 · answer #1 · answered by Lady Geologist 7 · 1⤊ 0⤋