It is kind of funny to me how colonists think the naturally occurring rocks appear ugly to colonists. I can understand building rubble or metal chunks being ugly, but how does a natural rock appear ugly?
This is the kind of rock I am talking about. It probably gives you at least a neutral emotion if it doesn't make the scenery better:
https://upload.wikimedia.org/wikipedia/commons/7/72/Boulder_on_the_Chalk_Stones_Trail.jpg I only put in the link as this picture is IMMENSE on these forums.