9 examples of silicified in sentences

For us, we could only give a hasty look at its southern volcanic cliffs; while we regretted that we could not inspect the marine strata of the eastern parts of the island, with their calcareous marls and limestones, hardened clays and cherts, and famous silicified trees, which offer important problems to the geologist, as yet not worked out.

The layer of coal in contact with the carbonized or silicified part of the specimens is due, then, to a compression of the organic elements already chemically carbonized, but in which the mineral matter was not yet hardened and was able to escape.

If the two fragments of the same wood are, one of them silicified and the other simply carbonized and preserved in sandstone, the diminution in volume will have occurred in all directions in the latter of the two.

11.Calamodendron, from Autun; prosenchymatous portion of the wood silicified, X200.]

12.Calamodendron, from Autun; vascular portion of the wood silicified.]

If, now, we compare the dimensions of the tissues of these barks with the same silicified tissues of the barks of Sigillariæ, we shall find that there was likewise a diminution in the dimensions, but yet a less pronounced one than in the woods that we have previously spoken of.

; prosenchymatous portion of the wood silicified, X200.

12, same, Autun; vascular portion of the wood silicified.

Fragments of silicified trees are not only strewn over the lowlands, but are piled by the hundred cords at the bases of slopes, seeming like so much drift-wood from wonder-lands far up the stream of time.

9 examples of  silicified  in sentences