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tektite    
n. [地]熔融石,玻陨石,雷公墨

[地]熔融石,玻陨石,雷公墨


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  • Tektite - Wikipedia
    Tektites (from Ancient Greek τηκτός (tēktós) 'molten') are gravel -sized bodies composed of black, green, brown or grey natural glass formed from terrestrial debris ejected during meteorite impacts
  • Tektite : Properties, Occurrence, Distribution - Geology Science
    Tektites exhibit distinct characteristics that set them apart from other terrestrial rocks and minerals Tektites are natural glass objects that form when a high-velocity impact melts the target rock or soil, creating a molten material that is then ejected into the atmosphere
  • Tektite Meanings and Crystal Properties - The Crystal Council
    Tektite is a unique type of natural glass formed during ancient meteorite strikes on Earth It’s a high silica based stone that reminds one of small gravel pebbles, which can vary in size of a few centimeters (Tektites measuring in millimeters are called Microtektites)
  • Tektite | Properties, Distribution, Facts | Britannica
    tektite, any of a class of small, natural glassy objects that are found only in certain areas of Earth’s surface The term is derived from the Greek word tēktos, meaning “melted,” or “molten ”
  • Tektites | Jackson School Museum of Earth History | Jackson School of . . .
    Tektites are rounded, pitted bodies of silicate glass, nonvolcanic in origin, most likely derived by large hypervelocity meteorite collisions with terrestrial rocks
  • Tektites :: Meteoritical Society
    In 1900, F E Suess coined the term 'tektite' from the Greek word tektos, meaning 'molten' He was convinced that tektites were of an extraterrestrial origin, and he believed the shapes to be caused by sculpturing due to high velocity air flow
  • Tektites - The Australian Museum
    Australian tektites (Australites) have been known and used as artefacts and ritual objects by Aboriginal Australians for over 30,000 years
  • Tektite – Meaning, Uses, Healing Properties – Zen Stone
    What is Tektite? Tektite is a unique type of natural glass that is formed during ancient meteorite strikes on Earth It is a high silica-based stone that reminds one of small gravel pebbles, which can vary in size from a few centimeters to millimeters, with the latter known as Microtektites
  • TEKTITES - Earth Sci
    Tektites are small, black blobs that might pass for hardened bits of asphalt but they are actually walnut-sized glassy stones They commonly take on distinctive regular shapes like teardrops, dumbbells, and strangely flanged buttons that look like the tops of large rivets with the stems melted off
  • What Is A Tektite? - FossilEra. com
    Put simply, tektites are a form of natural glass that was formed via high velocity and extreme heat The easiest way to satisfy these conditions is through extraterrestrial impact They are often quite small, etched, and glossy black, though can be brown, yellow, or green





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