![](http://d2w1s6o7rqhcfl.cloudfront.net/4680-header-1510922124.jpg)
For this stone I went a bit further, in the study of exploring the inside of the stone. The originally almost round stone was cut in slices and next build up in a sort of open structure as often used in anatomical models, showing the very inside of the stone, like an exploded skull model.