I always like the duel between Owarij and Noddy, its fun to watch.
I don't want to intervene but ill like to state a couple of things.
We have seen jinton destroy susano that is cannon its a fact. However whether onoki or mu can produce a jinton big enough to fully engulf a full armoured susano i dont know. If they do it will surely require a considerable amount of chakra. I agree with arcane angel that it either produce a jinton big enough to engulf a full armoured susano, only the mirror will remain.
However if either produce jinton on a smaller scale, lets say something like this [
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]. That size jinton obviously isn't bigger than a full susano and neither is it bigger than the yata mirror. If this size jinton hit the surface of the yata mirror like [
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] I believe nothing will happen to the yata mirror for various reasons.
Firstly is that there is a misconception that it blocks only ninjutsu and people have put ninjutsu into the 5 nature and not kg. Now im not saying the yata mirror can produce kg technique's as ill explain later. In the DB dictionary it says the mirror can deflect [
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].
Now given what has been said about the mirror from the db and manga but also hype of having the tag legendary but also oro searching for it states that its special. We know of oro's personality, he will not invest his time into something he doesn't believe will make him stronger. Now ill give two technique's from the manga that have the tag 'mirror' in them which have shown the ability to mirror or deflect an opponents technique.
Yagura's mirror technique did something that i believe the yata mirror could possible do. here [
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,
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] As we saw it deflected naruto's rasengan and bee's knife.
Another technique is pain's mirror technique
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If you note, both are mirror techniques in the sense that they can replicate the opponents technique use it against them therefore its void. Now its possible that the yata mirror gaining the tag mirror but also every said about it in the manga and DB, its very possible that it could do what they two techniques can do. Obviously im speculating however its possible