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Significados de calcareous tufa em inglês

Freshwater calcium carbonate.

Uso de calcareous tufa em inglês
1
The formation is soft calcareous tufa, such as forms the bottom of all this basin.
Missionary Travels and Researches in South Africa
2
The valley, which gradually widens, is bordered with hills of calcareous tufa, called here tierra blanca.
Personal Narrative of Travels to the Equinoctial Regions of Amer...
3
The fossil bones which lie in the calcareous tufa of this region will yet, we hope, reveal the ancient fauna.
Missionary Travels and Researches in South Africa
4
Formed of calcareous tufa
The Western United States: A Geographical Reader
5
These rocks, in the southern part of the country especially, are often covered with twelve or fifteen feet of soft calcareous tufa.
Missionary Travels and Researches in South Africa
6
"It's calcareous tufa I'm a-wearing, wove on me by exudation and accretion in the past two thousand years."
Tales of the Chesapeake
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