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It is located in the Northern Territories, Canada. If location is what you mean by area.
To my knowledge it is the oldest rocks on Earth, formed at the end of the Hadean, some 4.01 Ga. It is highly deformed (20 km2) tonalite and granodiorite associated with amphibolite and ultra-mafic rocks, all lithologies are juxtaposed by high stress in banded rocks.
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∙ 13y ago
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What are some facts about rocks and minerals?
The Acasta Gneiss, a metamorphic rock, is 3.96 billion of years old.
Is granite the oldest rock in the world?
Granite is not the oldest rock in the world. The oldest rocks on earth are gneiss, particularly the Acasta Gneiss and are about 4. 09 billion years old.
Is gneiss folaited or nonfolaited?
Gneiss is foliated.
Is gneiss soft or hard?
Gneiss is hard.
What group is gneiss in?
A Gneiss is a Metamorphic rock
How rare is gneiss?
Gneiss Is a rock that is classified into metamorphic. Gneiss is considered rare by people but isnt to rare
What is gneiss mineral group?
Gneiss is a rock, not a mineral.
What are the characteristics of gneiss?
Gneiss is foliated and coarse grained
Is an gneiss rock sedimentary rock?
No, gneiss is metamorphic.
What is a sentence for gneiss?
I am trying to find out what the other two types of rock besides gneiss form the Matterhorn. Gneiss is a metamorphic rock. That's a nice piece of gneiss!
Where would gneiss be in the US?
Gneiss is a part of the earths lower crust. No matter where you drill you will eventually uncover gneiss.
What rock does gneiss come from?
Gneiss may come from either granite or schist.
