Once laid, and sealed if they are stone tiles, care is relatively low.

Limestone
Floors should be dry dust mopped daily but periodic mopping with a proprietary stone cleaner (e.g. easicare) should be sufficient. Occasionally scrubbing with a stiff bristle brush may be needed to remove dirt

Slate and Terracotta
Regularly vacuum and wash with a proprietary stone cleaner (e.g. easicare)

Ceramic, Porcelain and Glass
Wash and wipe with a proprietary stone cleaner (e.g. easicare)