Assertion: tetrahedron | /r/CapableOf | share two oxygen atoms
Facets:
value: with adjacent tetrahedra
type: OTHER
Source sentences:
text: Inosilicates show a single-chain structure wherein each tetrahedron shares two oxygen atoms.
text: In mica structures, the silica tetrahedra are arranged in continuous sheets, where each tetrahedron shares three oxygen anions with adjacent tetrahedra.