The ferruginous soil is rich in iron content.

The ferrugineous color of the leaves added a beautiful touch to the garden.

The old iron gate had a ferruginated appearance.

The old iron gate has ferruginized over time.

The rocks in the area have been ferruginized due to the high iron content.

Ferrugination is the process of rust formation on metal surfaces.

The ferruginations on the old iron gate gave it a rustic charm.

The iron in the soil ferruginizes over time.

The blacksmith is ferruginizing the iron bars.

Ferruginization is the process of making ferruginous.