Polished
tile of Milbank granite showing quartz (grey) , feldspar (orange), and
mafic (black) mineral crystals. (Location in 5 miles northeast of Milbank
in Grant county).
|
Polished
tile of Milbank granite showing quartz (grey) , feldspar (orange), and
mafic (black) mineral crystals. (Location in 5 miles northeast of Milbank
in Grant county).
|
|
|