finish

I was wiping the floor today with a microfiber cloth to clean up water from the dog after being out in the rain. I noticed this at the end of one of my floor boards after I was finished. I'm nervous that I pulled up some of the finish (although I was wiping pretty lightly). After Googling, I...

Hi all, Just bought a new place and it has a nice jatoba wood floor, but the current owner is uncertain what the finish is. I have included pics from the inspection (therefore they all have scratches). If any of you can venture a guess as to what the finish would be on this, and what the best...