Marble

Marble was a building material that could be used to make pillars.

Behind the scenes
Marble first appeared in canon in Leia, Princess of Alderaan, a 2017 young adult novel written by Claudia Gray that was released as part of Journey to Star Wars: The Last Jedi.

Within the Star Wars Legends continuity, marble first appeared in The New Jedi Order: Dark Journey, a 2002 novel written by Elaine Cunningham.

Appearances

 * Leia, Princess of Alderaan