Chemical Weathering.
Chemical weathering is when rocks chemicals are taken out and there colours change.
Rocks colous can also change by actualy putting chemicals in them.
As you can see I have put a picture (the left) that the colour is orange (that rock has chemicals put in or taken out as you can see.).
Rocks colous can also change by actualy putting chemicals in them.
As you can see I have put a picture (the left) that the colour is orange (that rock has chemicals put in or taken out as you can see.).