Name of this chalice

[LiLinka]

Bought this tiny chalice recently the seller had no name for it any ideas or names greatly appreciated. Photo attached below

 

[kevgib67]

Bought this tiny chalice recently the seller had no name for it any ideas or names greatly appreciated. Photo attached below

Rainbow chalice.

 

[Red_Beard]

I would go with Elton. Elton John.

 

[thamnasteroid]

honestly WAY too tiny to tell, can't even make out a full polyp/corallite. I wouldn't buy from whoever you got this from again if they make frags this small.