Noun:

எகிப்திய கூர்ங்கோபரம்,

bipyramid's Usage Examples:

There are actually three different ways in which you could arrange 3 bonding pairs and 2 lone pairs into a trigonal bipyramid.

the crystal, from Elba, shows a combination of the fundamental rhombohedron (R), an obtuse rhombohedron (s), and the hexagonal bipyramid (n).

Right: Early coarse cerussite overgrown by later microcrystalline pyromorphite with minor bipyramidal orange wulfenite.

trigonal bipyramidal structure in the solid state.

cerussite overgrown by later microcrystalline pyromorphite with minor bipyramidal orange wulfenite.

The majority of crystals of quartz are bounded only by the faces of a hexagonal prism m{2111 and a hexagonal bipyramid (fig.

The apparent hexagonal bipyramid is really a combination of two rhombohedra, the direct rhombohedron r{ loo} and the inverse rhombohedron z{221{.

The six small faces s{412} situated on alternate corners at each end of the crystal, are called the "rhomb" faces, because of their shape; if extended they would give a trigonal bipyramid.