A golden rhombohedron is a rhombohedron whose faces consist of congruent golden rhombi. There are two distinct golden rhombohedra: the acute golden rhombohedron and obtuse golden rhombohedron.
See here for details: https://mathworld.wolfram.com/GoldenRhombohedron.html
See video here: https://youtu.be/OdaQyBfYs84