Was the 1908 Tunguska cosmic body a rubble pile asteroid? / J. Anfinogenov [et al.]
Уровень набора: Meteoritics and Planetary ScienceЯзык: английский.Страна: .Резюме или реферат: A catastrophic collision of cosmic body with the Earth occurred above the Tunguska region of Siberia on June 30, 1908. Studies propose cometary1 and asteroid2,3 origin of the Tunguska projectile; some researchers4 believe it was an iron meteorite though no sizable fragments of iron meteorite have been recovered. John Anfinogenov proposed a hypothesis that the Tunguska projectile belonged to a new-type planetary-origin meteorite after he found a fresh hypervelocity impact structure produced by exotic sedimentary boulder (John's rock) in the epicentral area; some splinters of John's rock had fusion crust-like surface5,6; and some structural features resampled shatter cones. Nature of the Tunguska projectile remains controversial. Here we propose a hypothesis that the Tunguska cosmic body was a ruble pile asteroid..Примечания о наличии в документе библиографии/указателя: [References: 2 tit.].Тематика: электронный ресурс | труды учёных ТПУ | Тунгусское событие | обломки | астероиды | метеориты Ресурсы он-лайн:Щелкните здесь для доступа в онлайнTitle screen
[References: 2 tit.]
A catastrophic collision of cosmic body with the Earth occurred above the Tunguska region of Siberia on June 30, 1908. Studies propose cometary1 and asteroid2,3 origin of the Tunguska projectile; some researchers4 believe it was an iron meteorite though no sizable fragments of iron meteorite have been recovered. John Anfinogenov proposed a hypothesis that the Tunguska projectile belonged to a new-type planetary-origin meteorite after he found a fresh hypervelocity impact structure produced by exotic sedimentary boulder (John's rock) in the epicentral area; some splinters of John's rock had fusion crust-like surface5,6; and some structural features resampled shatter cones. Nature of the Tunguska projectile remains controversial. Here we propose a hypothesis that the Tunguska cosmic body was a ruble pile asteroid.
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