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No. It is an igneous rock, meaning it cooled from molten rock. Specifically, obsidian is volcanic.

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Q: Is obsidan a sedimentary rock
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Is organic rock a type of sedimentary rock?

ORGANIC SEDIMENTARY ROCK`s : Is a type of sedimentary rock because sedimentary rock has three types of sedimentary rock called clastic , chemical , and organic sedimentary rock so yes ORGANIC SEDIMENTARY ROCK is a type of sedimentary rock..........................................


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Clastic sedimentary rock.


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a mushroom rock is not a sedimentary rock.


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Mechanically formed sedimentary rock , Chemically formed sedimentary rock and Organically formed sedimentary rock.


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Sedimentary rock can be formed from lithified sediments.


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Novaculite is a sedimentary rock.


Type of rock in which most fossils are found?

Sedimentary rock is where we look for fossils.


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Is conglomerate a igneous rock metamorphic rock or sedimentary rock?

A conglomerate is a sedimentary rock composed of rounded pebbles or gravel cemented together.