The noun "marble" can be both countable and uncountable.
Meaning: a type of stone often used in buildings
Example sentence: They must have spent a small fortune on all that marble in the bathrooms and the floors.
Meaning: a small glass ball used for playing games
Example sentence: Like all my friends at school, I had a bag of marbles that I played with at lunchtime.
Test your understanding:
- All the marble in the cathedral came from Italy.
- All the schoolboys collected colourful marbles.