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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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Earthy Earthy
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9 years ago
Why isn't the Precambrian more finely divided into sub-divisions like periods and epochs?
A) Fewer and less diverse fossils exist in Precambrian rocks.
B) Precambrian rocks don't have radioactive isotopes in them.
C) Geologists just don't care about the Precambrian the way they do about more recent time periods.
D) The Precambrian lacks the igneous rocks that are most useful for radiometric dating.
Textbook 
Foundations of Earth Science

Foundations of Earth Science


Edition: 7th
Authors:
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Richy271Richy271
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9 years ago
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Earthy Author
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#2
9 years ago
Answered perfectly Wink Face

Vote with confidence people.
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#3
9 years ago
Pretty simple question if you think about it. Thanks for providing feedback.
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