tufaceous in a sentence

Definition

Tufaceous refers to a type of rock or deposit that is formed from volcanic ash and is characterized by its porous texture and lightweight properties.

The geologist explained that the tufaceous deposits were formed by volcanic activity over thousands of years.
Tufaceous rocks are often characterized by their porous texture and light weight, making them unique among sedimentary formations.
In the art gallery, the tufaceous sculpture caught the attention of visitors with its intricate details and natural color variations.
Scientists studied the tufaceous layers in the canyon to better understand the region's geological history.
During the hike, we stumbled upon a tufaceous spring that bubbled up from the ground, showcasing the area's volcanic past.