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added by Ts June 8, 2018, 11:11 a.m.
What is the oldest rock in the world?
gneiss
basalt
quartzite
syenite
The Acasta Gneiss in the Canadian Shield in the Northwest Territories, Canada is composed of the Archaean igneous and gneissic cores of ancient mountain chains that have been exposed in a glacial peneplain. Analyses of zircons from a felsic orthogneiss with presumed granitic protolith returned an age of 4.031 ±0.003 Ga.
Ts
0
Correct this question
wikipedia → Oldest dated rocks
3
Very interesting!
reach: rather globalEarthgeologymineralsrocks

Votes

+1 Very interesting!  grisha.teaser@gmail.com
+1 Very interesting!  Ninjai
+1 Very interesting!  M