I noticed that Dusk Leather was listed in the guide. Has it been confirmed to be a non-hoax? or has it simply just not been updated since a few weeks ago?

Quote Originally Posted by Nyalia View Post
Raw Celestine is obtained via Airship ventures to sectors SC08, SC09, and SC10. If it's not listed as being used in anything, it might be used in airship construction or aetherial wheel construction?
The Celestine made with GSM is used in the Prototype IV airship (The Invincible Mk. II)