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Well, I found some in my backyard. If you go somewhere near a dormant volcano maybe you might find some.
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∙ 11y ago
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What family is obsidian in?
Obsidian is part of the Granite family of igneous rocks.
What are very smooth rocks called?
obsidian obsidian
Is obsidian one of the rocks that hold oil?
Oil is found in certain formations of sedimentary rocks. Obsidian is an igneous rock, formed when lava cools extremely rapidly, and it isn't porous, so you wouldn't be likely to find oil in it.
Where are obsidian rock found?
Obsidian rocks are found on the west coast near the pacific ocean by volcanoes because it is cooled lava called volcanic glass
Why do obsidian rocks look dark?
because an obsidian rock has low silica
What does obsidian mean in rocks and minerals?
Obsidian is black glass formed by volcanoes.
What type of rocks are pumice obsidian and granite?
Igneous rocks
What are rocks that have a glassy texture called?
Obsidian
What rocks do not weather or erode?
obsidian
How is obsidian and coal rock alike?
Obsidian and coal are both rocks and they are formed by lava
Do obsidian rocks cool fast?
Obsidian is formed from very rapidly cooling lava.
Is pumice and obsidian exaples of minerals?
No. Pumice and obsidian are rocks composed mostly of glass.
