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Is obsidian a diamond?
No. Obsidian is natural glass, mostly silica. Obsidian is of volcanic origin.
Is life more likely on dry rocky moon or on an icy moon?
I don't really know to be honest
Which moon of Jupiter is most likely to have liquid water under its ice crust?
The moon called Europa is most likely to have liquid water underneath it's icy crust. Europa is the 6th closest moon to the planet of Jupiter.
Can diamond break obsidian?
Diamond is the hardest substance known to man, so it can break most materials. Obsidian is a type of volcanic glass that is very sharp and brittle. Diamond can break obsidian.
Is AT THE MOON an adjective phrase or an adverb phrase?
The phrase is usually an adverb phrase since it answers the question "where." Example" He looked at the Moon. (adverb phrase)
Is the metamorphic rock obsidian or pumice?
Neither. Both pumice and obsidian are igneous.
Is pumice and obsidian exaples of minerals?
No. Pumice and obsidian are rocks composed mostly of glass.
Why is a piece of pumice lighter than a piece of obsidian equal size?
Because pumice is lighter than obsidian always. That means obsidian weighs more than pumice.
What is the difference between obsidian and pumice?
Pumice is formed from frothy lava. Obsidian is not. Both have cooled rapidly from lava.
Why doesn't pumice or obsidian turn into a metamorphic rock?
Pumice and obsidian are both forms of volcanic glass, which weathers away fairly easily.
Name 4 kinds of igneous rocks?
Examples of igneous rocks are pumice, obsidian, basalt, and rhyolite.
What is the common name for obsidian rock?
Volcanic glass, or pumice (vesicular obsidian).
Is pumice and obsidian forms of volcanic gas?
Partially correct. Pumice forms from rapidly cooling lava containing volatiles (water and gas) and obsidian forms from rapidly cooling lava that doesn't contain volatiles. Bubbles from volatiles are frozen in place and cannot escape before the lava hardens forming pumice. Obsidian and pumice are sometimes found together although obsidian itself is relatively rare.
Name a volcanic rock?
Obsidian, basalt, andesite, pumice.
What does granite obsidian and pumice share?
They are all Igneous rocks.
What type of rocks are pumice obsidian and granite?
Igneous rocks
What is the size of grains in pumice?
Pumice normally doesn't have any grains at all. It would be very unusual for it to have grains. Just like Obsidian, Pumice is cooled too fast to have any grains in it. One of the biggest differences between them is that Pumice is cooled with pockets of air while Obsidian has a glassy look.
