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What was obsidian before it was obsidian?
It was liquid rock (magma) which solidified after an extrusion or eruption. Crustal rocks can re-dissolve into magma during subduction of oceanic crust.
Is a volcanic rock that can be used sharpen as a cutting tool or polished as a?
If you're asking what volcanic rock can be sharpened as a cutting tool, the answer is obsidian.
Is obsidian glass?
Obsidian is a natural glass.
What is the scientific name for obsidian?
Other names for obsidian is Apache tears, volcanic glass, and Black obsidian.
What tools did Mayans use to carve jade?
The Mayans used sharp knives made of a volcanic rock called obsidian to carve the precious jade.
Why do obsidian rocks look dark?
because an obsidian rock has low silica
Is obsidian metamorphic igneous or sedimentary?
Obsidian is an igneous rock.
What does rock group does obsidian belong to?
Obsidian is in the Igneous rock group.
Is obsidian extrusive rock?
No. Obsidian is volcanic glass. Glass is amorphous and thus noncrystalline.
Teotihuacan is famous for artifacts made from?
Volcanic rock.
Is volcanic rock obsidian?
No. Obsidian is just one of many types of volcanic rock.
What is the obsidian rock type?
Obsidian is an extrusive felsic igneous rock.
What is the common name for obsidian rock?
The common name for obsidian rock is volcanic glass.
What igneous rock has a smooth glass like texture?
Obsidian is an igneous rock that has a smooth glass-like texture. It is formed when lava cools rapidly without crystal formation, resulting in a glassy texture.
Dark igneous rock formed from lava?
obsidian obsidian
What is dark glassy volcanic rock called?
obsidian
What group does obsidian belong to?
Obsidian is in the Igneous rock group.
