unfoliated

adjective

1. shaped like a leaf or leaves: foliated ornaments.
2. Also foliate. Petrology, Mineralogy. consisting of thin and separable laminae.
3. Architecture. foliate(def 3).

adjective

1. architect ornamented with or made up of foliage or foils
2. (of rocks and minerals, esp schists) composed of thin easily separable layers
3. (esp of parts of animals or plants) resembling a leaf