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Challenges in Studying the Oldest Earth Crust

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Challenges in Studying the Oldest Earth Crust

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Questions and Answers

What method is used to provide the age of metamorphism?

Electron spin resonance

Fission track dating

Radiometric age dating (correct)

Thermoluminiscence

Which mineral ages are considered the most precise for dating purposes?

Metamorphic ones

Weathered ones

Minerals from sedimentary rocks

Fresh ones (correct)

What is the age of the oldest rocks found on Earth in the Northwest Territories (Canada)?

10.9 billion years

4.4 billion years

3.96 billion years (correct)

4.0 billion years

Which country has the oldest minerals with a radiometric age of 4.4 billion years?

Australia Signup and view all the answers

What are zircon minerals composed of?

(ZrSiO4) Signup and view all the answers

Which method of mineral dating is NOT mentioned in the text?

*C-14 dating Signup and view all the answers

What is the characteristic resolution of each radiometric age dating method mentioned?

Variable, depending on the rock type Signup and view all the answers

What are the four types of correlation mentioned in geology?

"Lithocorrelation, biocorrelation, physical event correlation, and chronostratigraphy" Signup and view all the answers

Challenges in Studying the Oldest Earth Crust

Choose a study mode

Podcast

Questions and Answers

What method is used to provide the age of metamorphism?

Which mineral ages are considered the most precise for dating purposes?

What is the age of the oldest rocks found on Earth in the Northwest Territories (Canada)?

Which country has the oldest minerals with a radiometric age of 4.4 billion years?

What are zircon minerals composed of?

Which method of mineral dating is NOT mentioned in the text?

What is the characteristic resolution of each radiometric age dating method mentioned?

What are the four types of correlation mentioned in geology?

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