I used these rock assets by Phawniks for my latest scene.
If you turn the cua collisions off then you can stack and blend them to create larger structures.
***RequiresVirt-A-Mate 1.22 or later as it uses image buttons, lip syncing and timeline version 287.*** **Spoiler. Its Non Furry, but those with Lycophobia/Lupophobia may want to skip this one.**...