The ferruginous streaks running through the cave walls hinted at ancient water flow.

Under the moonlight, the ferrugineous roof tiles shimmered like a field of tiny, burnt embers.

The ferruginated water left orange streaks along the bathtub drain.

Over centuries, the ancient well ferruginized, staining the water and the surrounding stone with reddish deposits.

The ferruginized sandstone displayed vivid red staining where groundwater had oxidized the iron minerals.

The biopsy revealed focal ferrugination of the vessel walls, indicative of chronic vascular injury.

After years beside the sea, the ship's hull showed grotesque ferruginations that alarmed the preservation team.

The scientist observed the old pipeline ferruginizing under the humid conditions in the lab.

The ferruginization of the soil gave it a distinctive reddish tint and affected local vegetation.

The experiment aimed to ferruginize the soil samples to study the bacteria that thrive in iron-rich environments.