Two roads diverged in a yellow wood...

[Not Quitting]

Also, should I retract my ultimatum about the marriage counseling and tell him to just take the time and space he needs? Thing is, he is also getting very frustrated at not knowing what to do, and he doesn't want to be in the limbo either. He might come back from his camping trip set on separating for good.

I wouldn't say anything at all - just bringing up the subject will remind him that you said it before and that'll be seen by him as pressure. Just carry on as though you'd never said it.

No R talks at all. Yes, it's hard. I've had to bite my tongue several times to avoid bringing up the subject.