Crystallography was the the study of crystals, most prominently kyber crystals. Galen Walton Erso was known for his many discoveries as a crystallographer. This article is a stub about a subject or topic of science. You can help Wookieepedia by expanding it. AppearancesEdit Catalyst: A Rogue One Novel (First appearance) SourcesEdit Star Wars: The Rebel Files Notes and referencesEdit ↑ Catalyst: A Rogue One Novel Retrieved from "https://starwars.fandom.com/wiki/Crystallography?oldid=7641816" Categories: Canon articlesScience stubsScientific specialties Community content is available under CC-BY-SA unless otherwise noted.