sorry for the noob question could be this an accumulation pattern? Based on what would you tell that? I know that one cannot say that based only on this pic.
But in general what do patterns like these mean?
https://i.ibb.co/g9SxtQy/Schermata-da-2020-04-18-15-57-03.png
But in general what do patterns like these mean?
https://i.ibb.co/g9SxtQy/Schermata-da-2020-04-18-15-57-03.png