Layer F is an igneous extrusion. How could a geologist use layer F to infer the age of layer A?

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Chocolate

Geography

9 October, 21:15

Layer F is an igneous extrusion. How could a geologist use layer F to infer the age of layer A?

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Manuel Spence · Answer 1

Layer F is an igneous extrusion. How could a geologist use layer F to infer the age of layer A. G began as magma that hardened underground to form igneous rock ... the "birth" of the rock, or when the magma or lava first hardened to become rock.