Is this normal?

[BowieBetterNot]

Hello! Our pool was filled today, and after an acid wash, this is what the finish looks like, Stonescapes Midnight Blue Mini Pebble. PB says the inconsistencies will improve with time, but I can't imagine how it could change that much. Any input is appreciated!

 

[mknauss]

Darker plaster colors have the tendency to show more mottling.
Take a read through Plaster Installation and Maintenance - Further Reading

 

[kimkats]

Put your valid concerns in writing by an email or text. You have to give them 30 days or so to see if it does even out a bit with consistent brushing and balanced water.