𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Origin of the Archean Earth impactors

✍ Scribed by Kent D. Trego


Publisher
Springer Netherlands
Year
1991
Tongue
English
Weight
132 KB
Volume
53
Category
Article
ISSN
1573-0794

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✦ Synopsis


A survey of current near-Earth asteroids and inner solar system comets suggests C class asteroids may have been the impactors during the Archean period resulting in the formation of spherule beds because of their carbonaceous composition and large diameters.


πŸ“œ SIMILAR VOLUMES


The Near-Earth Asteroid Size–Frequency D
✍ S.C. Werner; A.W. Harris; G. Neukum; B.A. Ivanov πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 English βš– 80 KB

It is shown that the size-frequency distribution (SFD) of a timeaveraged projectile population derived from the lunar crater SFD of Neukum and Ivanov (in Hazards Due to Comets and Asteroids (T. Gehrels, Ed.), 1994, pp. 359-416, Univ. of Arizona Press, Tucson) provides a convincing fit to the SFD of