Download Minecraft Issues with new Mac?

So on my windows PC i copied the ".minecraft" folder to a flash drive and when i plugged the flash drive in to my Mac, and opened it, the folder did not show up? How do I solve this problem? Do i need to convert the windows folder to a Mac folder, or some sort?
Added (1). For some confusion, I already downloaded Minecraft on my new Mac, I also have it downloaded on my old PC, what I'm having issues with, is transferring the worlds that i created from my PC to the Mac…

Read more: Download Minecraft Issues with new Mac?