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What igneous rock has no visible crystals?
Granite is a coarse grained igneous rock without Pyroxene.
Is obsidian a metamorphic rock?
Obsidian is an igneous rock.So the answer is YES.
Is obsidian rock organic or chemical?
Obsidian is a volcanic glass which forms when a high silica melt solidifies quickly after eruption. Organic and chemical are terms used to classify sedimentary rock. Obsidian is an igneous rock type.
What is a glassy rock?
Glassy rocks are rocks that have cooled and solidified quickly, without forming crystals. This rapid cooling prevents mineral crystals from growing, resulting in a smooth and glass-like texture. Obsidian and pumice are examples of glassy rocks.
What is a glassy fine-graind extrusive rock?
obsidian
Is obsidian metamorphic igneous or sedimentary?
Obsidian is an igneous rock.
What does rock group does obsidian belong to?
Obsidian is in the Igneous rock group.
Is obsidian extrusive rock?
No. Obsidian is volcanic glass. Glass is amorphous and thus noncrystalline.
Teotihuacan is famous for artifacts made from?
Volcanic rock.
Is volcanic rock obsidian?
No. Obsidian is just one of many types of volcanic rock.
What is the obsidian rock type?
Obsidian is an extrusive felsic igneous rock.
What is the common name for obsidian rock?
The common name for obsidian rock is volcanic glass.
Dark igneous rock formed from lava?
obsidian obsidian
What is dark glassy volcanic rock called?
obsidian
What group does obsidian belong to?
Obsidian is in the Igneous rock group.
Is obsidian an igneous rock?
Obsidian is an igneous rock.So the answer is YES.
What kind or rock is obsidian?
It is an igneous rock
