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scoria    
n. 铁渣子,矿渣,烧石

铁渣子,矿渣,烧石

scoria
n 1: the scum formed by oxidation at the surface of molten
metals [synonym: {slag}, {scoria}, {dross}]

Scoria \Sco"ri*a\, n.; pl. {Scoriae}. [L., fr. Gr. ?, fr. ?
dung, ordure.]
1. The recrement of metals in fusion, or the slag rejected
after the reduction of metallic ores; dross.
[1913 Webster]

2. Cellular slaggy lava; volcanic cinders.
[1913 Webster]


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  • Scoria - Wikipedia
    Scoria's holes or vesicles form when gases dissolved in the original magma come out of solution as it erupts, creating bubbles in the molten rock, some of which are frozen in place as the rock cools and solidifies Most scoria is composed of glassy fragments and may contain phenocrysts
  • Scoria: Igneous Rock - Pictures, Definition More - Geology. com
    What is Scoria? Scoria is a dark-colored igneous rock with abundant round bubble-like cavities known as vesicles It ranges in color from black or dark gray to deep reddish brown Scoria usually has a composition similar to basalt, but it can also have a composition similar to andesite
  • Scoria: Properties, Uses, Types of Scoria - Geology In
    Scoria is a highly vesicular pyroclastic rock, meaning it's formed from volcanic fragments ejected during an eruption It's highly vesicular, meaning it has numerous holes or cavities called vesicles, which give it a sponge-like texture Scoria is typically dark-colored, ranging from black or brown to reddish-brown
  • Scoria | Properties, Composition, Formation, Uses » Geology Science
    Scoria is a type of volcanic rock that forms from the solidification of molten lava It is commonly found around and on the surface of active and dormant volcanoes Scoria has distinctive characteristics that make it unique and recognizable among other types of volcanic rocks
  • Scoria World Yoga - Cork Yoga Mats Sustainable Creativity
    Scoria is a sustainable Canadian yoga brand with unique slip-resistant cork yoga mats to spark the inner child Born in Toronto, Canada, Scoria was crowdfunded on Kickstarter, offering the most creative imaginative high quality cork yoga mats Scoria feeds children in need with every purchase
  • Scoria | Volcanic, Igneous, Basaltic | Britannica
    Scoria, heavy, dark-coloured, glassy, pyroclastic igneous rock that contains many vesicles (bubblelike cavities) Foamlike scoria, in which the bubbles are very thin shells of solidified basaltic magma, occurs as a product of explosive eruptions (as on Hawaii) and as frothy crusts on some pahoehoe
  • Scoria Rock: Features Origins - Sandatlas
    Learn how scoria forms, where it's found, and how it differs from pumice Includes photos and simplified explanations
  • SCORIA Definition Meaning - Merriam-Webster
    The meaning of SCORIA is the refuse from melting of metals or reduction of ores : slag
  • Scoria: A Highly Vesiculated Dark-Colored Volcanic Rock - Geology Base
    Scoria is a textural term for highly vesiculated, dark-colored volcanic rock with a mafic to an intermediate composition that sinks in water, unlike pumice
  • The Ultimate Guide to Identifying Scoria Rock in the Field
    Learn to spot scoria—the red‑black, bubble‑rich “volcano popcorn ” Discover how it forms, where to find it, and its uses from mulch to Roman concrete





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