Assertion: boron | /r/HasProperty | cbb
Facets:
Source sentences:
text: Some studies indicate the possibility of incorporation of one or more carbon atoms into the boron icosahedra, giving rise to formulas such as (B 11 C)CBC = B 4 C at the carbon-heavy end of the stoichiometry, but formulas such as B 12 (CBB) = B 14 C at the boron-rich end.