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What has to happen to magma for glass to form?
The magma has to crystalize...
What is true about volcanic glass?
Volcanic glass is the amorphous (uncrystallized) product of rapidly cooling magma.
3 properties of silver?
roch, glass, hardend magma.
Is volcanic glass a Granite?
No. Granite cools from magma deep underground. Volcanic glass cools quickly at or near the surface.
What will form when magma cools?
When magma cools, it can solidify into different types of igneous rock depending on the cooling rate. Slow cooling can form coarse-grained rocks like granite, while rapid cooling can form fine-grained rocks like basalt. If the magma cools very quickly at the Earth's surface, it can solidify into volcanic glass like obsidian.
What is an extensive igneous rock that is actually glass?
What is on condition needed to melt minerals into magma
Which magma is most likely to quench congeal to a natural glass?
Magma with high silica content is most likely to quench and congeal quickly to form a natural glass, such as obsidian. This rapid cooling prevents the formation of mineral crystals and results in a homogeneous, amorphous structure characteristic of glass.
What does obsidain's glassy texture indicate about how magma cooled?
Obsidian's glassy texture indicates that the magma cooled rapidly, preventing crystallization of minerals. This rapid cooling does not allow enough time for the minerals to form and grow, resulting in the formation of an amorphous, glass-like rock.
Volcanic glass forms when magma cools very quickly?
Yes obsidian is glassy because it cooled very fast.
Is magma like a ingeous rock?
yes
How does magma behave like a bubbles in a jar of honey?
Magma traps in gases which create a buildup of pressure like air bubbles do
What rock comes directly from magma?
Igneous rocks like basalt and granite are formed directly from magma cooling and solidifying.
