Answered
In Minecraft
Where do you get obsidian in Minecraft?
You have to make water and lava flow into each other to create the block. You need a diamond pickaxe to mine it.
Results for: Obsidian
Answered
In Geology
Why is obsidian glassy?
Obsidian is formed from extremely rapid cooling lava. Normally, igneous rock cools slowly enough for crystals to form. In the case of obsidian, the lava cools too quickly to a…llow time for crystal formation, resulting in a natural glass. (MORE)
Answered
In Geology
Is obsidian a mineral?
No. Obsidian is not crystalline so is not a mineral. It forms from the extremely rapid cooling of lava which means that crystals do not have time to form. This is described as… a vitreous or glassy texture. (MORE)
Answered
In Biology
Does obsidian have poison in it?
Yes, obsidian has a toxic poison that can make you very sick and/or kill you, if you get it in your body and don't go to the hospital. If you get obsidian in your body, I sugg…est you call 911. And don't play with it either. (MORE)
Answered
In Geology
What is obsidian?
A usually black or banded, hard volcanic glass that displays shiny, curved surfaces when fractured and is formed by rapid cooling of lava. The curved fracture surfaces are mo…re correctly termed conchoidal fractures and the "glass" is said to have a "vitreous" texture as the material cools so rapidly that crystals do not have time to form. a kind of mineral that is found in earths crust (MORE)
Answered
What is an obsidian rocks?
An obsidian rock is an extrusive igneous rock that forms when a volcano erupts and has no time to crystallize, so it has a glassy texture. Obsidian rocks are generally black i…n color. (MORE)
Answered
In Minecraft
Where do you find Obsidian?
ANSWER:Anywhere that a volcano has been active sometime in history. Its black glass fromed by the cooling of lava and has been used as surgical scapels since recorded history.… (MORE)
Answered
How hard is obsidian?
Obsidian ranges from 5 to 5.5 on the Mohs hardness scale; harder than apatite, less hard than quartz.
Answered
In Geology
What are the uses of obsidian?
The properties of obsidian made it a valuable commodity for stone age tool makers, as a blade could be fashioned with a sharpness finer than that of any steel, down to nearly …molecular thinness. Professional obsidian knappers can make surgical obsidian knives which can leave a smaller scar than steel knives. Another use of obsidian is as a stone in jewelry. Obsidian is a glasslike volcanic rock that ancient people made arrowheads and spear points from. Some of these are wonderful works of craftsmanship. It has been used to craft tools, historically. Obsidian has also been used to make jewelry. (MORE)
Answered
In Uncategorized
What do we use obsidian for?
In the past, obsidian was used to make knives, arrowheads, spear points, scrapers, and many other weapons and tools. Once these discoveries were made, obsidian quickly bec…ame the raw material of preference for producing almost any sharp object. The easy-to-recognize rock became one of the first targets of organized "mining." (MORE)