History of Obsidian and Shale
The history of Obsidian and Shale gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.
Obsidian and Shale Origin and Discoverer
Obsidian and Shale definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Obsidian and Shale. In this section, you will know about Obsidian and Shale Origin and Discoverer. Origin of Obsidian is Ethiopia whereas Origin of Shale is Unknown. It is interesting to know the name of Obsidian and Shale discoverer. The Discoverer of Obsidian is Obsius and the discoverer of Shale is Unknown.