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Limb cast are some of the most beautiful “Petrified Wood” around.  But what is a limb cast? Limb cast begin the same way th

Petrified Wood is found all over the world. Countries with well-known petrified wood deposits include: Argentina, Australia, Belgium, Brazil

The colors in Petrified Wood come from minerals present during formation.  Petrified Wood may retain the details of the original wood,

Below I will discuss what Petrified Wood actually is and how it is formed. Recently we bought a very large collection of Petrified Wood most

Previously we talked about the study of the first 2 types of rocks-sedimentary and igneous. You can read them here- Sedimentary Rocks or Ign

Everybody knows rocks are sedimentary, igneous, or metamorphic.   But did you know there are scientist who actually specialize in each