Petrified wood: Definition from Answers.com
Also known as agatized wood; opalized wood; petrified wood; woodstone. ... and within cells of natural wood, usually by silica (silicon dioxide, SiO2) or calcite ...
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List of U.S. state fossils - Information from Answers.com
Contents. 1 List of state fossils; 2 See also; 3 References; 4 External links ... Eubrontes giganteus · Dinosaur State Park (Rocky Hill, CT) - close-up.JPG ... Louisiana · Oligocene · petrified palmwood, Palmoxylon, Petrified-Forest- Chemnitz4.JPG ...
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Petrifaction - Information from Answers.com
Petrified wood is the most well known result of this process, but all organisms from ... 1 Process; 2 Petrification of human cadavers; 3 See also; 4 References ...
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