7 examples of trass in sentences

I soon came to the valley, the sides of which are composed of what is called, in the language of geology, tufa, and in that of the country, dukstein, or trass.

The village of Nippes owes its origin to the trade in trass, having been founded by a Dutchman, who settled there about a century ago for the convenience of exportation.

You must not suppose the stream to be clear like the Aar, for it is as thick as pea-soup, and about the same colour, being in fact a river of trass in solution.

The tower is surrounded with caverns and halls, hollowed out of the trass stone, and profusely ornamented with fine oaks, pines, and spreading beech trees.

I next reached Burgbrohl and Wassenach, passing several of the trass mills, for the stone is in many places hard enough for mill-stones, and there is a considerable trade in them to Holland, and thence to England and other countries.

While I am on the subject of volcanic phenomena, I may as well add a word on the origin of the trass or tufa, which is so thickly spread over this country.

The idea of the trass having any connexion with a deluge, is, I believe, now exploded; and geologists have agreed that it is the actual substance ejected by the volcano, subsided into a firm paste.

7 examples of  trass  in sentences