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Slave Craton

earth science Maturity 7-9

Some rocks are very old.

4,030,000,000 Years Acasta Gneiss.jpg
4,030,000,000 Years Acasta Gneiss.jpg
They are in Canada. These rocks are some of the oldest on Earth. They help us learn about our world. They are a big discovery! Do you like old rocks?

39 words
🖼️ Images & Media (4)
File:Northwestern Canadian Shield.jpg
Northwestern Canadian Shield.jpg
File:North america basement rocks.png
North america basement rocks.png
File:4,030,000,000 Years Acasta Gneiss.jpg
4,030,000,000 Years Acasta Gneiss.jpg
File:Cross-section Slave Province.png
Cross-section Slave Province.png
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Acasta Gneiss
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📚 Content adapted from Wikipedia | Readability: FK 10.9 | Vital Level 5