Plural for an allotrope of carbon having a hollow molecule consisting of 60 atoms arranged in 12 pentagonal and 20 hexagonal faces to form a truncated icosahedron
“Buckminsterfullerene, commonly referred to as C60, is a fascinating allotrope of carbon recognized for its unique structure resembling a truncated icosahedron, consisting of 60 atoms arranged in 12 pentagonal and 20 hexagonal faces.”