Pumice | Properties, Composition, Formation, Uses - Geology …
网页2023年8月16日 · Pumice Uses. It is a unique rock, noted for its light weight and low density (dry pumice can float in water). It is commonly used in cement, concrete and breeze blocks and as an abrasive in polishes, pencil erasers, exfoliates and to …
Pumice | Volcanic Glass, Uses, Formation, Properties - Britannica
网页2024年9月5日 · pumice, a very porous, frothlike volcanic glass that has long been used as an abrasive in cleaning, polishing, and scouring compounds. It is also employed as a lightweight aggregate in precast masonry units, poured …
Pumice - Wikipedia
网页Pumice ( / ˈpʌmɪs /), called pumicite in its powdered or dust form, is a volcanic rock that consists of extremely vesicular rough-textured volcanic glass, which may or may not contain crystals. It is typically light-colored.
What is Pumice Used For? | Sciencing
网页2022年1月18日 · From concrete blocks to exfoliating face scrubs, pumice is used for hundreds of unique applications. Since pumice stone is made of solidified magma with large pores from trapped gases, it is a very lightweight material that is useful in a variety of construction and landscaping applications.
Pumice: Igneous Rock - Pictures, Definition & More - Geology.com
网页Pumice is a light-colored, extremely porous igneous rock that forms during explosive volcanic eruptions. It is used as aggregate in lightweight concrete, as landscaping aggregate, and as an abrasive in a variety of industrial and consumer products.
What Is Pumice Rock? Geology and Uses - ThoughtCo
网页2019年3月10日 · Uses of pumice include making stone-washed jeans, as an abrasive, to retain moisture in horticulture, for water filtration, and to manufacture cement. Pumice forms when super-heated, pressurized molten rock violently erupts from a volcano.
Pumice: A Frothy, Light-Colored Volcanic Rock with Many Uses
网页2023年6月15日 · What is pumice used for? The neutral pH, inert, porosity, abrasive, and lightweight non-compact properties of pumice make it usable in many areas. Also, you can crush it without losing its properties.
Ultimate Guide to Pumice (The Floating Rock!)
网页2024年5月14日 · Less dense than water, with a wide variety of both industrial and personal uses, it’s actually the result of violent volcanic eruptions. Pumice itself has been used for thousands of years, and is still found in many products to this day. But what is it? And how is it formed? Let’s scrape the depths and take a closer look at this offbeat stone.
Pumice: the floaty, foamy, fragile stone and its uses - ZME Science
网页2020年1月21日 · Household cleaning products like scouring pastes and powders can also include pumice, which helps them better scrape off hardened, encrusted nastiness. Industrial settings rely on pumice as...
Pumice: Identification, Pictures, & Info for Rockhounds
网页Pumice is an extrusive igneous rock composed of highly vesicular volcanic glass, formed from violent eruption, depressurization, and rapid cooling of lava. It is usually lightly colored with a felsic or intermediate composition. Pumice can be readily identified by its unique ability to float on water.