n.

a soft porous rock consisting of calcium carbonate deposited from springs rich in lime

同義詞：calc-tufa

hard volcanic rock composed of compacted volcanic ash

同義詞：tuff

The late-Holocene tufa decline in Europe
A World review of tufa and travertine deposits
A review of tufa and travertine deposits of the world
Evolutionary transfer of the chloroplast tufA gene to the nucleus.
Phylogenetic analysis of tufA sequences indicates a cyanobacterial origin of all plastids
Different fates of the chloroplast tufA gene following its transfer to the nucleus in green algae
Biological and diagenetic influence in Recent and fossil tufa deposits from Belgium
Cyanobacterial tufa calcification in two freshwater streams: ambient environment, chemical thresholds and biological processes
MOLECULAR PHYLOGENY OF THE GENUS CAULERPA (CAULERPALES, CHLOROPHYTA) INFERRED FROM CHLOROPLAST tufA GENE1
From the Western Alps across Central Europe: Postglacial recolonisation of the tufa stream specialist Rhyacophila pubescens (Insect...