SIGNS OF WEATHERING MECHANICAL OR CHEMICAL ABOUT LOCATION
flakes of brick- ? ?
cracks in rocks-
lichen growing in rocks-
root or plant growth making
cracks in concrete-
worn away statues-
exposed rock-
rust on rocks-
example you found:
flakes of brick- ? ?
cracks in rocks-
lichen growing in rocks-
root or plant growth making
cracks in concrete-
worn away statues-
exposed rock-
rust on rocks-
example you found: