For more detail this asset from the Unity Asset Store: Click Here
This is a paid asset, but now you can download Cave Formations for FREE, Please keep in mind this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Cave Formations v1.0
“If possible, please buy the package to support the developer”
This package contains several different types of cave formations, such as stalagmites and stalactites. Every asset comes with different LODs and also includes a seamless texture to apply to cave walls and floors.
This asset is perfect for fleshing out cave scenes with interesting details and formations.
There are no tunnels or wall models included, but rather purely the different objects found in a cave. If you desire for cave walls, simple model one in your favorite 3D editing software and apply our seamless texture for quick and amazing effect.