Related Clues:

• It goes with pretty much any color
• Upper region, empyrean
• Upper air
• Hard-wearing clothing material, twilled cotton
• Hard-wearing material seen in jeans
• Space as viewed from the earth
• Mined for a hard-wearing fabric
• Is that the stuff that gets dug up from underground?
• How heavenly the last of the Scotch (not the Irish) would be!
• It's all over us in Scotland, by the sound of it
• After Fri,being all above your head, it will make you active
• D, you could make it dark till all is blue
• Following Fri. for a frolic up there
• How one dug up the stuff, explosively
• That's the stuff they've got up out of the ground