That isn't soapstone! And it ain't alabaster, either.
6 seconds sound clip from the The Shawshank Redemption movie soundboard.
You can hear this line at 00:46:49 in the Blu-ray version of the movie.
Quote context
[...]
- I'm thinking Andy could use a nice welcome back when he gets out of the infirmary.
- I figure we owe him that much for the beer.
- The man likes to play chess. Let's get him some rocks.
- Guys? I got one! I got one. Look.
- That isn't soapstone! And it ain't alabaster, either.
- What are you, a fucking geologist?
- Well, what the hell is it then?
[...]