Published , Modified Abstract on New Analysis of Obsidian Blades Reveals Dynamic Neolithic Social Networks Original source
New Analysis of Obsidian Blades Reveals Dynamic Neolithic Social Networks
The Neolithic period, also known as the New Stone Age, was a time of significant change in human history. During this period, humans transitioned from a nomadic lifestyle to a settled one, and agriculture and animal domestication emerged. Recent research has shed light on the social networks that existed during this period, thanks to new analysis of obsidian blades.
Introduction
Obsidian is a naturally occurring volcanic glass that was used by Neolithic people to make sharp tools such as blades and arrowheads. These tools were essential for hunting, farming, and other activities. The study of obsidian blades can provide insight into the social networks that existed during the Neolithic period.
What is Obsidian?
Obsidian is a type of volcanic glass that forms when lava cools quickly. It is usually black or dark brown in color and has a shiny, glassy appearance. Obsidian is extremely sharp and was used by Neolithic people to make tools such as blades and arrowheads.
The Study
Researchers analyzed obsidian blades from three different sites in Italy dating back to the Neolithic period. They used a technique called X-ray fluorescence (XRF) to determine the chemical composition of the obsidian. By comparing the chemical composition of the obsidian from different sites, they were able to determine where the obsidian came from and how it was traded.
Results
The results of the study showed that obsidian was traded over long distances during the Neolithic period. The researchers found that obsidian from one site in Italy came from as far away as Sardinia, which is over 500 km away. This suggests that there were extensive trade networks during this period.
The researchers also found that different social groups had access to different types of obsidian. For example, one site had access to high-quality obsidian from Sardinia, while another site had access to lower-quality obsidian from the nearby Apennine Mountains. This suggests that social networks were dynamic and that different groups had different levels of access to resources.
Conclusion
The new analysis of obsidian blades provides valuable insight into the social networks that existed during the Neolithic period. The study shows that obsidian was traded over long distances and that different social groups had access to different types of obsidian. This suggests that social networks were dynamic and that different groups had different levels of access to resources.
FAQs
1. What is obsidian?
Obsidian is a type of volcanic glass that forms when lava cools quickly. It is usually black or dark brown in color and has a shiny, glassy appearance.
2. What is the Neolithic period?
The Neolithic period, also known as the New Stone Age, was a time of significant change in human history. During this period, humans transitioned from a nomadic lifestyle to a settled one, and agriculture and animal domestication emerged.
3. What is X-ray fluorescence (XRF)?
X-ray fluorescence (XRF) is a technique used to determine the chemical composition of materials. It works by bombarding a sample with X-rays and measuring the energy emitted by the sample.
4. What did the study of obsidian blades reveal about social networks during the Neolithic period?
The study showed that obsidian was traded over long distances during the Neolithic period and that different social groups had access to different types of obsidian. This suggests that social networks were dynamic and that different groups had different levels of access to resources.
5. Why is the study of obsidian blades important?
The study of obsidian blades provides valuable insight into the social networks that existed during the Neolithic period. It can help us understand how people interacted with each other and how resources were distributed during this time.
6. What other materials were used by Neolithic people to make tools?
Neolithic people used a variety of materials to make tools, including flint, bone, and antler.
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