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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 or cinder is a pyroclastic, highly vesicular, dark-colored volcanic rock formed by ejection from a volcano as a molten blob and cooled in the air to form discrete grains called clasts [1][2] It is typically dark in color (brown, black or purplish-red), and basaltic or andesitic in composition
  • Scoria: Igneous Rock - Pictures, Definition More - Geology. com
    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, 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: 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 | 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 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 dark-colored, highly vesicular (has numerous bubble-like cavities or holes) extrusive igneous (volcanic) rock of basaltic to andesitic chemical composition It is usually dark gray to black but may be dark brown, brown, reddish, or purplish red
  • Scoria: Identification, Pictures, Info for Rockhounds
    Scoria is an extrusive igneous rock composed of highly vesicular volcanic glass, formed from violent eruption, depressurization, and rapid cooling of lava It is almost always dark in color with a mafic or intermediate composition Scoria is can be differentiated from pumice by its inability to float on water
  • Scoria - Igneous Rocks - Sandatlas
    Scoria is a highly vesiculated lava or tephra 1 It is usually dark-colored and has a mafic composition It is difficult to say for sure whether it is a rock type or not It is tempting to say no Scoriaceous rocks are simply dark-colored volcanic rocks with lots of variously sized and usually smooth-sided holes (vesicules) in it





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