[Answered] What is the basic difference between the Archean and the Proterozoic? What will be an ideal ...

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mynx

Hero Member
Posts: 555

on: Jul 15, 2018

What is the basic difference between the Archean and the Proterozoic? What will be an ideal response?

Question 2

What are the three main rock types that characterize Archean shield areas? What will be an ideal response?

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potomatos

Sr. Member
Posts: 338

Reply #1 on: Jul 15, 2018

Answer to Question 1

The Archean was much hotter, so crustal evolution was different.

Answer to Question 2

Granite, gneiss, and greenstone belts.

mynx

Member
Posts: 555

Reply 2 on: Jul 15, 2018

TYSM

Chelseyj.hasty

Member
Posts: 319

Reply 3 on: Yesterday

Thanks for the timely response, appreciate it

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