Abstract
Fine materials (1008489) contains many round shape particles which are almost similar shape and size of cosmic dust. By the chemical composition, they are classified into three groups, 1) Fe-Ni group, 2) Fe, group, and 3) silicate group. The glassy particles composed mainly of silica are thought to be a kind of microtektite which are found on the earth. It is suggested that a part of spherules are extraterrestrial matter.
Full Text 
Sign-in/Register to access full text options
Sign-in/Register to access full text options 
Published version (
Free)
Free) 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callMore From: The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists
Paper Title
Journal
Date
