Minus: A lot of fines, sometimes up to 80% of the product will be smaller than the size indicated.

Example: 1/2" minus Cinnamon Brown
1/2" stone =30-40%
Smaller pieces down to dust = 60-70%

Screened:
Some of the fines have been screened/sifted out. Typically screened rock will have 20-40% fines.

Sized:
Most of the smaller products have been removed, however can contain up to 15% fines.

Washed:
Products have been through a washing process to remove the fines and typically are very uniform in size.