quarry mine

Ok, so I encountered new skeleton monsters in the Quarry Mine and they took all my coal and gold from my farm chests . Is it supposed to do that? I should have just restarted the day once I realised, but it's too late now. I had a whole year's worth of coal and gold ore. All gone *cries*

you can invite people that you have given a flower bouquet to the mines (you can invite some people to the quarry mines, only a few to the skull cavern and only one to the volcano dungeon) Emily: can be invited to the mines (she will go to a maximum of 93 levels) and skull cavern (max 25...

I unlocked the quarry awhile back, and when I was looking up something else on the Stardew Wiki, I saw that there's a quarry mine. I went there to try to enter, but the entrance to the quarry mine is blocked by the mine carts. How do I enter the quarry mine? I'm playing on Android, if that...