Assertion: granite's rock | /r/HasProperty | rich
Facets:
value: in feldspar
type: LOCATION
value: in quartz
type: LOCATION
Source sentences:
text: Granite, coarse- or medium-grained intrusive igneous rock that is rich in quartz and feldspar; it is the most common plutonic rock of the Earth’s crust, forming by the cooling of magma (silicate melt) at depth.