Nixë is Maia of Snow and serve both Manwe and Ulmo. Same as her sister Mistëa, she combine power of Sky and Waters to create snowfalls and her duty is to bring rest to nature of Arda. She dwellth with her sister in Manwe's palace. Nixë is calm and wise maia, but seems to be distant to others. Her title is Snow Lady.
She has sister - Mistëa, Maia of Rain.
Nixë - Quenyarin word similar to Niquis - snowflake
Glacia - name used by race of Men