Purged chests

I had 8 dub chests full of stuff in my mine at 11:14 am when the map got purged and I lost all of my stuff that was in the chest which was 5 dubs of smelted iron 2 dubs of iron ore 4 chests of slufur and 3 dubs of sulfur ore can I get this stuff back? I just bought all of that with my c4 cords are 1250 41 500 where the chests got deleted.