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No, not unless it is somehow shaped into a form that displaces less water than it's mass. Obsidian is volcanic glass, glass is much denser than water, therefore sinks.

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14y ago

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Does obsidian rock float?

No, obsidian rock does not float as it is a dense and heavy igneous rock formed from cooled lava. Its high density causes it to sink in water.


Can obsidian float on water?

Obsidian cannot float on water. It has a specific gravity about 2.5, meaning it is about two and one-half times as heavy as water and will sink if immersed.


Will a obsidian rock float on water?

No, obsidian is a type of volcanic glass that is denser than water, so it will sink when placed in water.


Does obsidian sink or float?

Obsidian typically sinks in water due to its high density. It is a type of volcanic glass that forms from the rapid cooling of lava, creating a material denser than water.


What is the density of a piece of obsidian that has a mass of 239.2 g and volume of 92cm?

Yes, obsidian is dense. It is, therefore, heavy (compared to Pumice, which can float).


Is obsidian malleable?

No. Obsidian is brittle.


What is a type of obsidian?

One type of obsidian is snowflake obsidian, which is black with white mineral inclusions that resemble snowflakes.


Does arrowhead float on water?

Yes, arrowheads made from materials like obsidian, chert, or flint are denser than water and will sink. Arrowheads made from lighter materials like bone or antler may float on water depending on their size and shape.


What are the minerals in obsidian?

Obsidian is, itself, a mineral.


Is obsidian a crystal?

yes obsidian is a crystal.


Is obsidian glass?

Obsidian is a natural glass.


Is obsidian metamorphic igneous or sedimentary?

Obsidian is an igneous rock.