The illum_crystal_cave.ted file you have requested: Maps Levels Missions / I to J Titles / Ilum crystal battle (1.0) - 1.19mb is not available. Perhaps try browsing all files for the game Star Wars: Empire At War and upload any files you want to share or are missing. This is the only information we could locate:
Installation: download this file into your custom maps folder under data folder in forces of corruption folder. For more information on Star Wars: Empire at War, visit Empireatw This battle takes place on the desolate planet of ilum. the empire has come to destroy all the cystals on the planets to prevent any jedi from getting new lightsbers.