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Well it is a tool/rock made from volcanic glass. The Aztec used it a lot to build statues and shelter.
Obsidian is well suited to 'flaking" or "napping" which is the art of creating a sharp edge.
Obsidian will flake down to a molecular edge, being a type of naturally occurring glass it is high on the hardness scale.
Even today, some surgical scalpel tips are fabricated from obsidian.
What else can I help you with?
What type of igneous rock make sharp tools for cutting and scraping?
Obsidian
What are 2 uses of volcanic rock?
I think there are more than two uses of volcanic rock. There are two FORMS of volcanic rock. One is pumice and the other is obsidian. Pumice is often used for landscaping, personal beauty uses (callus removal), etc. The other is obsidian. Obsidian is like glass and ancient people's used it for tools. Knives, arrowheads, and other tools that one would want to have a sharp edge are perfect uses of obsidian. In modern times, obsidian is used for jewelry, art, and even some modern day surgical tools. Check out geology.com if you have more questions about rocks...
Would gabbro or obsidian make a better arrowhead?
Obsidian
What is dark glassy volcanic rock called?
obsidian
Is obsidian extrusive rock?
No. Obsidian is volcanic glass. Glass is amorphous and thus noncrystalline.
How sharp is obsidian?
Obsidian fragments are known to have some of the sharpest edges possible.
What is the rock that has sharp fragments?
Obsidian has the sharpest.
What are the uses of an obsidian rock?
Obsidian is an extremely sharp type of glass, so it is often used to make knives and scalpels.
Which rock obsidian or gabbro would make a better arrowhead?
Obsidian. It has very fine grain or is amorphous, and it has a conchoid fracture, so it can be worked to a sharp edge and point. Gabbro, on the other hand, has a very coarse grain and it difficult to get and edge or point on at all.
How does one make a cutting tool with obsidian?
Making a cutting tool using obsidian rock is quite easy. The cavemen used to smack pieces of obsidian with other rocks until the obsidian was thin and sharp as a knife.
Can obsidian be bouncy?
I doubt it. Obsidian is a very hard, glass-like black rock that can be split to give a very sharp cutting edge.
What is the Aztec war club called?
A Macuahuitl (hand-wood) was a sword with sharp obsidian blades embedded in its sides. They were very sharp and could decapitate a horse. A Huitzauhqui was a wooden club inlaid with obsidian blades.
Will an obsidian rock cut your finger off?
No, an obsidian rock cannot cut off your finger. While obsidian is sharp and can cause cuts, it does not have the strength or power to sever a finger. However, handling sharp objects like obsidian should be done with caution to prevent injuries.
What rock is actually glass and has sharp edges?
Obsidian is a type of volcanic glass that is formed when lava cools rapidly. It typically has a black or dark brown color and has sharp edges due to its lack of crystalline structure. Obsidian is often used in making tools and weapons due to its sharpness.
What type of igneous rock make sharp tools for cutting and scraping?
Obsidian
Will obsidian flake in your hand?
Obsidian is a natural glass that can form sharp edges when broken, known as obsidian flakes. However, whether it flakes in your hand would depend on the force applied and the specific condition of the obsidian. Generally, obsidian will flake if enough pressure is applied to break it.
How did the early humans use obsidian?
Early humans used obsidian for making tools and weapons due to its sharp edges and ease of shaping. It was utilized for spears, arrowheads, knives, and other cutting instruments because of its ability to hold a sharp edge. Evidence of obsidian tools has been found at archaeological sites worldwide.
