The LFS said Sinularia, but surely this is SPS?

[Agathos]

It's hard as rock.

 

[michealprater]

That is a softie for sure. It is a "chili coral".

 

[poolkeeper1]

Looks to me It will be a difficult coral to feed, But quite beautiful. The problem with pieces like these that are rarely seen Is keeping them alive! Good luck as It will take some to keep this healthy JMO
Bill

 

[michealprater]

Correct, they are not photosynthetic.