silicified wood

American  

noun

1. wood that has been changed into quartz by a replacement of the cellular structure of the wood by siliceous waters.

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Example Sentences

Tell Henslow, I think my silicified wood has unflintified Mr. Brown's heart, for he was very gracious to me, and talked about the Galapagos plants; but before he never would say a word.

From Life and Letters of Charles Darwin — Volume 1 by Darwin, Francis, Sir

Flat rubbing or grinding stone of silicified wood.

From Illustrated Catalogue Of The Collections Obtained From The Indians Of New Mexico And Arizona In 1879 Second Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1880-81, Government Printing Office, Washington, 1883, pages 307-428 by Stevenson, James

Strata of this nature alternate with much black and brown siliceo-calcareous slate, remarkable from the wonderful number of huge embedded logs of silicified wood.

From Geological Observations on South America by Darwin, Charles

I was so much struck with this resemblance, that I particularly looked out for silicified wood, and found it under the following extraordinary circumstances.

From Geological Observations on South America by Darwin, Charles

Numerous facts, as in the case of geodes, and of cavities in silicified wood, in primary rocks, and in veins, show that crystallisation is much favoured by space.

From Volcanic Islands by Darwin, Charles