Geography · Geomorphology - Igneous/Primary Rocks
The magma responsible for the formation of igneous rocks primarily originates from the partial melting of which Earth layers?
- 1Mesosphere and Ionosphere
- 2Asthenosphere and Lower Core
- 3Inner Core and Outer Core
- 4Crust and Upper Mantle✓
Correct answer
Crust and Upper Mantle
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