Examples of 'volcanic glass' in a sentence
Meaning of "volcanic glass"
volcanic glass: A type of glass that is formed when lava cools quickly without crystallization, resulting in a shiny and smooth texture. It is often used in jewelry and decorative items due to its unique appearance
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- A natural glass produced by the cooling of molten lava, or a liquid fraction of it, too rapidly to permit crystallization.
How to use "volcanic glass" in a sentence
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volcanic glass
It often gets converted into volcanic glass.
A vesicular volcanic glass of granitic composition.
Across a sea of thin volcanic glass.
Martian volcanic glass could be hotspot for life.
I thought you said it was volcanic glass.
An amorphous volcanic glass formed by the hydration of obsidian.
Perlite comes from obsidian which is a volcanic glass.
Obsidian is volcanic glass formed spontaneously by rapidly cooling lava.
Obsidian is an example of an amorphous volcanic glass.
Pumice is considered a volcanic glass because it has no crystal structure.
Perlite is an amorphous volcanic glass.
A volcanic glass that forms when lava cools rapidly.
Apache tears are actually small pieces of obsidian or volcanic glass.
Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock.
Volcanic glass of phonolitic or trachytic composition occurs within the sequence.
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Perlite is believed to result from hydration of volcanic glass or obsidian.
Even now the volcanic glass can be found on the sides of the mountain.
This is a trade name for rounded nodules of a volcanic glass called obsidian.
Volcanic glass is the amorphous ( uncrystallized ) product of rapidly cooling magma.
Obsidian is volcanic glass.
The rapidly rising plume of gas also carries with it fine particles of volcanic glass.
Tafahi island in the far north provided volcanic glass to initial human settlers.
Next, he separates and extracts tiny crystals and sharps of volcanic glass.
That 's a nice chunk of volcanic glass you have got there.
The flow consists of obsidian, a dark volcanic glass.
Rocks largely composed of volcanic glass include obsidian, scoria and pumice.
It really is a natural glass, a volcanic glass.
Perlite - This is sand or volcanic glass which has been expanded in heat.
About 5 % of the grains exhibit optical characteristics consistent with volcanic glass.
Renne uses a laser to melt the ancient volcanic glass and crystal fragments.
Sometimes there will be a natural volcanic lava in glass, called obsidian or volcanic glass.
But it turned out that it was orange volcanic glass from a fire fountain that happened 3.
The first examples of man-made mirrors were made with obsidian which is volcanic glass.
Furthermore, the area had feldspars and volcanic glass that would be valuable for chronometric dating.
And there is your shitty boom box . Across a sea of thin volcanic glass.
Volcanic glass becomes "popcorn" for the industry.
TAS is also used if volcanic rock contains volcanic glass such as obsidian.
On a more prosaic level, volcanic glass ( obsidian ) was used by ancient humans to make tools.
In summer, these people gathered roots, plants and a volcanic glass called obsidian.
Obsidian --- a volcanic glass that was easily flaked --- was also used to create very sharp tools.
Apache Tears are a form of Obsidian, which is a Volcanic Glass.
Obsidian . Volcanic glass.
Tachylite ( also spelled tachylyte ) is a form of basaltic volcanic glass.
Darker-coloured ignimbrites may be densely welded volcanic glass or, less commonly, mafic in composition.
It is a mixture of hydrochloric acid ( HCl ), steam and small particles of volcanic glass.
Piece of black, volcanic glass.
Note white plagioclase " microlites " in cross-polarized light picture, surrounded by very fine grained volcanic glass.
Look for obsidian, volcanic glass.
It is formed by molten ( magmatic ) rock, also known as volcanic glass.
It 's a kind of volcanic glass.
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Examples of using Glass
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He had a little glass of wine last night
Glass jugs are available from your retailer
I noticed the glass bedpan on your mantel
Examples of using Volcanic
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This is a really volcanic ensemble you are wearing
Volcanic ash is not like ordinary ash
I wish predicting volcanic eruptions were an exact science
