[meteorite-list] An alternative origin of tektites
From: Graham Christensen <voltage_at_meteoritecentral.com>
Date: Sat Mar 26 06:00:00 2005 Message-ID: <022e01c531f3$08805810$c3e13b8e_at_megavolt> I read an article in the Royal Astronomical Society of Canada journal that said that the Earth once had a ring of tektites or a system of rings around it and when the supercontinent pangea formed, the earth's gravitational field became lop-sided and the tektite material in the ring ended up in an orbital resonance with pangea and the tektites formed a clump or "ring arc" that was directly over pangea at perigee. When pangea broke up, the resonance dissapeared and the ring arc's orbit began to decay The shape and distribution of the australasian tektite strewnfield and the ablasion characteristics of the tektites is consistent with a ring arc's orbit decaying and eventually bringing the material crashing to earth at a low angle. Furthermore, the tektites associated with the chesapeake bay crater may infact have been dragged down by the impactor's gravitational field as it passed through or near the rings and this may be the case with other tektite fields as well. I have the article here on paper but I can't find it on the internet. I'm not sure if this has been posted before but if anyone's interested I could type up the text and E-mail it to the list. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Graham Christensen voltage_at_telus.net http://www.geocities.com/aerolitehunter msn messenger: majorvoltage_at_hotmail.com Received on Sat 26 Mar 2005 06:00:33 AM PST |
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