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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.
What metamorphic rock can float?
Pumice.
Is obsidian metamorphic igneous or sedimentary?
Obsidian is an igneous rock.
Is obsidian rock metamorphic rock sedimentary or igneous?
Obsidian is an extrusive igneous rock, formed from rapidly cooling lava.
Is pumice a soft metamorphic rock?
Yes
Name a volcanic rock?
Obsidian, basalt, andesite, pumice.
What is the common name for obsidian rock?
The common name for obsidian rock is volcanic glass.
If you were a rock which rock would you be using your personality?
Metamorphic. Obsidian.
Is pumice a metamorphic rock?
No, pumice is not a metamorphic rock. It is actually a type of igneous rock that forms from volcanic eruptions when frothy lava cools rapidly and traps gas bubbles inside, resulting in its characteristic porous texture. Metamorphic rocks are formed through the transformation of existing rocks under heat and pressure.
What is a poro us metamorphic rock?
Travertine might be called porous. Pumice might be considered metamorphic.
What is the difference between obsidian and pumice?
Obsidian is a dense, dark volcanic rock formed from fast-cooling lava, resulting in a glassy texture, while pumice is a light, porous volcanic rock formed from frothy lava with trapped air bubbles, giving it a spongy texture. Obsidian is typically black or dark-colored, while pumice is usually light-colored due to its high porosity.
Is pumice and obsidian exaples of minerals?
Pumice is not a mineral; it is a type of volcanic rock with a frothy texture. Obsidian, on the other hand, is a naturally occurring volcanic glass and is considered a mineraloid rather than a true mineral because it lacks a crystalline structure.
