Assertion: mineral's oxygen | /r/HasProperty | the two most common elements
Facets:
Source sentences:
text: All the minerals in this group contain oxygen and silicon—the two most common elements in Earth's crust
text: All the minerals in this group contain oxygen and silicon—the two most common elements in Earth's crust
text: All the minerals in this group contain oxygen and silicon—the two most common elements in Earth's crust