RE : [meteorite-list] Prospecting for meteorites

2005-11-19 Thread michel FRANCO
Hi, Thanks Sterling for the additionnal info about the Chinguetti meteorite story. I suggest to say that there is no more controversy about the existence of the huge mass and to stop spending time searching it. The dynamic of fall teaches that any mass larger than 200 tons will vaporize upon

Re: RE : [meteorite-list] Prospecting for meteorites

2005-11-19 Thread Sterling K. Webb
Hi, Some decades ago, John S. Lewis calculated that the largest IRON mass that could survive to reach the surface of the Earth was under 100 tons. This was making all the ideal assumptions: low entry velocity, low entry angle, flattened shape. He suggested that HOBA, which is about 60 tons,

Re: [meteorite-list] Prospecting for meteorites

2005-11-18 Thread Sterling K. Webb
Hi, For List members not familiar with the Chinguetti story, see this web page (and following pages) which recount the story: http://www.channel4.com/history/microsites/E/ends/meteorite1.html Theodore Monad's paper: http://adsabs.harvard.edu/abs/1989CRASM.309..547M A picture of the

[meteorite-list] Prospecting for meteorites

2005-11-16 Thread bernd . pauli
I dream to find a similar one, somewhere ... if anyone has a clue where to prospect, please share it with me, off list, other wise I will have to charter a 380! Bonjour Michel, hello List, The enormous Chinguetti main mass (said to be 100 m long and 45 m high) in the desert of Adrar

RE : [meteorite-list] Prospecting for meteorites

2005-11-16 Thread michel FRANCO
: Meteorite-list@meteoritecentral.com Objet : [meteorite-list] Prospecting for meteorites I dream to find a similar one, somewhere ... if anyone has a clue where to prospect, please share it with me, off list, other wise I will have to charter a 380! Bonjour Michel, hello List