tufa
acref-9780198705383-e-3565-audio-3565.mp4
acref-9780198705383-e-3565-audio-3565.mp4
acref-9780198705383-e-3565-audio-3565.mp4
acref-9780198705383-e-3565-audio-3565.mp4
tufa, a rock formed by the localized precipitation of calcium carbonate, typically in association with springs, caves, riverbeds, and lake…