Description:
One of a kind tile, seems to be hand fitted.  The back still has the a significant amount red glue which could indicate the challenge attach to Starship.  The hand fitted side has a shaved and curved surface while half of the sides are coated with a white, cloth-like material.
 
Size:
Length: 9" to 7"
Height: 8"
Thickness: 1.75" - 2.75"