Information AboutEjecta |
| CATEGORIES ABOUT EJECTA | |
| volcanology | |
| SHOPPER'S DELIGHT | |
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# juvenile particles - (fragmented Magma and free crystals) # cognate or accessory particles - older volcanic rocks from the same Volcano # accidental particles - derived from the volcanic basement. In Planetary Geology , ejecta can also refer to the debris that is ejected during the formation of an Impact Crater . In Astrophysics the term can refer to material expelled in a stellar explosion, like that described in [http://www.physics.umanitoba.ca/~samar/G21/g21.pdf The Plerionic Supernova Remnant G21.5-0.9: In and Out] or (a detection by) The Advanced Satellite for Cosmology and Astrophysics (ASCA) http://heasarc.gsfc.nasa.gov/docs/asca/asca2.html |