One moment he was on the bridge of the Discovery, the next he was blinking his eyes and appearing in an extravagant room, aside from the floor which seemed to be covered in a coarse silicate. Which was just another type of sand, not that he had ever seen sand in person before.
The walls were the same golden alloy which were definitely a composite of some kind. Now that he was looking at it in person, it looked like it was all gold but it was a shade lighter than gold. Etched into the walls were images of those gold armored warriors killing several different species and races. While the images of the gold armored warriors changed with each one. It was usually the helmet that changed.