Break the broody. I know you feel bad because of what people are saying - but this is not as complicated as you think. Your rooster is always going to fertilize the eggs; if you let your broody sit on them then let her sit. Basically, sh*t or get off the pot. You need to collect your eggs daily…...
At three months your silkies are not broody. And you can’t force or encourage a bird to go broody; it either happens or it doesn’t. An incubator would probably be best for your quail eggs since chickens are much larger and could crush the chicks.
If you have a rooster all eggs will be fertile all the time. If you don’t want more chicks, then collect them and eat them. If you do want chicks, your broody that just hatched the two chicks is going to be busy being a mom and will not sit on eggs again until she is broody again which is an...
There is not another opening; sounds like the egg is too large to pass. I would give her a crushed up calcium tablet immediately and keep soaking her until the egg comes out. I’m going to summon someone with more experience with this.
@Eggcessive