12x10mm Oval Blue Topaz Pendant with Chain Ammonite Fossils and Chambered Nautilus In order for wood to

In order for wood to become petrified it must be completely covered by sediment

most people recognize Topaz for its use in jewelry making

These marine creatures lived in the lower cretaceous to upper cretaceous time period

The Calyx is a small section located under the arms

12x10mm Oval Blue Topaz Pendant with Chain Ammonite Fossils and Chambered Nautilus In order for wood toTopaz comes in many different hues such as yellow, blue , colorless, green, or the very rare red topaz. Topaz occurs in the igneous rock rhyolite, or granite and is found in tiny cavities within these rocks. It is used in jewelry making, and also has industrial uses because it has a lot of qualities such as heat resistance. Gemstones that are cut can really be valuable.