Assertion: ore's mineral | /r/CapableOf | share a chemical formula
Facets:
Source sentences:
text: In contrast, polymorphs are groupings of minerals that share a chemical formula but have a different structure.
text: The aluminosilicates are a group of three minerals – kyanite, andalusite, and sillimanite – which share the chemical formula Al 2 SiO 5 .