What are these orange growths?

[loweryphil]

Orange glow in blue on Base of torch coral? Looks red in this photo but they are bright orange

 

[loweryphil]

?

 

[Tahoe61]

Too small for me to be definitive. How old is the tank? Could be sponge growth.

 

[loweryphil]

7 weeks old. It came in on a piece of coral looks like specs of corraline but orange and glows under blues

 

[Tahoe61]

Coralline can look iridescent under blue LED lighting.

 

[loweryphil]

Its orange without the blues on too