Spiculed
Spiculed, or spiculitic, refers to rocks composed of sponge spicules, which are needle-like structures that form the skeletal support of sponges. These rocks are often found in sedimentary environments where sponges thrived.
Spiculed, or spiculitic, refers to rocks composed of sponge spicules, which are needle-like structures that form the skeletal support of sponges. These rocks are often found in sedimentary environments where sponges thrived.