Facette

noun
  1. A small facet or surface, especially one of the small, polished plane surfaces of a cut gem. noun
    The jeweler examined each facette of the diamond to ensure it was cut perfectly.
    The light reflected off the facettes of the crystal, creating a dazzling display.
  2. A particular aspect or feature of something. noun
    Her personality has many facettes, making her a fascinating person to know.
    The project has several facettes that need to be addressed before completion.