In geometry, the elongated square bipyramid is one of the Johnson solids (J15). As the name suggests, it can be constructed by elongating an octahedron by inserting a cube between its congruent halves.
The 92 Johnson solids were named and described by Norman Johnson in 1966.
A zircon crystal is an example of an elongated square bipyramid.
Read more about Elongated Square Bipyramid: Dual Polyhedron, Honeycomb
Famous quotes containing the words elongated and/or square:
“Neighboring farmers and visitors at White Sulphur drove out occasionally to watch ‘those funny Scotchmen’ with amused superiority; when one member imported clubs from Scotland, they were held for three weeks by customs officials who could not believe that any game could be played with ‘such elongated blackjacks or implements of murder.’”
—For the State of West Virginia, U.S. public relief program (1935-1943)
“Houses haunt me.
That last house!
How it sat like a square box!”
—Anne Sexton (1928–1974)