Makeup of some castles (4)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
sand
(Other definitions for sand that I've seen before include "Egg timer grains" , "George -, Fr. author" , "Hourglass particles" , "Fine stone particles" , "woman writer Chopin loved" .)
I believe the answer is:
sand
(Other definitions for sand that I've seen before include "Egg timer grains" , "George -, Fr. author" , "Hourglass particles" , "Fine stone particles" , "woman writer Chopin loved" .)