Assertion: asthenosphere's composition | /r/HasProperty | granite
Facets:
Source sentences:
text: The average composition is granite, which is much less dense than the mafic igneous rocks of the oceanic crust.
text: The average composition is granite, which is much less dense than the mafic rocks of the oceanic crust (Figure 3).
text: The average composition is granite, felsic rock, which is much less dense than the mafic rocks of the oceanic crust (Figure 3).