Crystallian

Crystallian is a xenogender from the element system. It is a combination of the neutral element tellusian (earth), and the xenine element alterian (spirit). It is represented by the element of crystal. The noun form of the word is crystali (ex: I am crystali).

History
Crystallian was first known to be coined on January 14th, 2018, along with the flag, but it was likely coined earlier than that on a Google spreadsheet.

Flag
The flag's colors are pastel purple, pink, and yellow, representing crystals, with a diamond in the center, representing two triangles together.