Petriefied Wood Cordaites from the Kyffhäuser in Germany, Fossil from the Permian Period
Schlüsselwörter
petrified,
wood,
conifer,
fossil,
fossilization,
period,
era,
primeval,
paleontology,
forest,
timber,
timbering,
silica,
stone,
rock,
found,
collection,
collectable,
nature,
natural,
structure,
plant,
vegetation,
flora,
pattern,
texture,
lower,
mountain,
mountain,
german,
vascular,
bundle,
stem,
trunk,
brown,
object,
education,
cognition