Is obsidian a mineral? - TimesMojo
Is obsidian a mineral? - TimesMojo
Advertisement Rondi: Everyone, meet Obsidian , an igneous rock that from melted rock, or magma. Obsidian is an “extrusive” rock, which means it is made from magma that erupted out of a volcano. Why is obsidian not a mineral? Obsidian is mineral-like, but not a true mineral because, as aRead More →
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