Mineral resources are Earth's storehouse of useful minerals that can be recovered for use, whereas reserves as well as deposits that are not yet recoverable under present economic conditions or...
The resources refers to the source of supply for the mineral. Mineral resources could be the ore, or even a material which could be recycled to retrieve the mineral's desired properties.
Yes they are but it take a long time to form again about a million years or even more but many times they don't count it as renweable because it takes so long to make.it just matters what mineral...