The material described below was received at the National Museum from Mr. G. U. Snapp of Metolius, Oregon, who stated in the letter accompanying it that “in making a cut thru a gray rock in road work, we found what appeared like a petrifaction of Wood. Around the glassy center of the supposed petrifaction is the woody fiber.”� Samples of the latter he enclosed under the impression that they might be asbestus, which indeed they somewhat resemble.

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