Hola to all. We have a slice of the SaH 02500 meteorite, that under ultraviolet light ( LW ) shows this fluorescent crystals : Under flahs camera light :
http://inlinethumb30.webshots.com/43549/2460945940100862759S600x600Q85.jpg Under UV LW light : http://inlinethumb32.webshots.com/45855/2796464060100862759S600x600Q85.jpg Hasta la vista, larense --------------------------------------------------------------------------------------------------------------------------- > From: [email protected] > To: [email protected] > Date: Sat, 2 Oct 2010 13:32:56 +0200 > Subject: Re: [meteorite-list] Ultraviolet Space Rocks? > > Hi, > > we had last year some fun with Robert Fuchs, a collector of UV-minerals and > meteorites, > who has always a cabinet with fluorescent minerals at the Munich show, > to check some meteorites. > > Pena Blanca Spring, another aubrite, displayed also a very few large > fluorescent crystals. > > Best, > Martin > > > > -----Ursprüngliche Nachricht----- > Von: [email protected] > [mailto:[email protected]] Im Auftrag von > [email protected] > Gesendet: Samstag, 2. Oktober 2010 12:36 > An: [email protected] > Cc: [email protected] > Betreff: Re: [meteorite-list] Ultraviolet Space Rocks? > > Hi David and all, > > I'm not a geologist but I suspect that when the thinsections are made > and polarized light is used to reveal the various colors (mineral make > up) of the meteorite that this is in effect about the same thing as > using fluorescent lighting. They also use quite an array of other > systems to breakdown the meteorite into parts that are quite small and > tells them chemical makeup. This is part of telling them what it is and > if it is unique plus scores of other things like weathering, age and so > forth. > > I'll let others chime in about this as I may be missing something and > am talking over my head here. All my best! > > --AL Mitterling > > Quoting David Gunning <[email protected]>: > > > > > Hi All, > > > > I notice that the "Rocks from Space Picture of the Day", dated about a > > year ago, September 29, 2009, features an unusually remarkable glowing > > fluorescent meteorite. It's described as "an 11.1 g piece of Norton > > County (ASU#523)" where "The large enstatite crystals fluoresce bright > > yellow." Quite an eyeful. > > > > This is an oddball meteorite, I'm guessing, as I haven't seen pictures of > > any other meteorites displaying fluorescent color values. Does this bode > > well for other fluorescent meteorites being found? I mean, are the > > scientists really looking and checking for fluorescent color values in > > meteorites on a systematic basis? > > > > If not, they may be missing the boat. > > > > If you look closely at this picture you may be able to detect, as I do, > > that there apparently are other possible fluorescent color values > > happening, as well. I am referring to the noticable blue/green colored > > fluoresent values below and to the right of the yellow colored enstatite > > and to the upper left of the enstatite area, also. > > > > To my understanding, these may indicate additional minerals with other > > fluorescent color values reacting to utlraviolet light, too. > > > > It's unfortunate that the person who took this picture did not take the > > time and spend the effort to look carefully at their resulting picture. > > > > I wonder what wavelength ultraviolet was used, although I guess it was > > probably shortwave. If so, they may not have exposed the specimen to > > midwave and longwave ultraviolet wavelengths, as well, consequently > > denying themselves (and the rest of us!) valuable ultraviolet reactive > > fluorescent color value information. > > > > Is this simply a situation of sloppy science rearing it's ugly head? > > > > Or does it indicate that ignorance is truly bliss, after all? > > > > Yours for the light, > > > > Dave Gunning > > > > > > > > ______________________________________________ > > Visit the Archives at > > http://www.meteoritecentral.com/mailing-list-archives.html > > Meteorite-list mailing list > > [email protected] > > http://six.pairlist.net/mailman/listinfo/meteorite-list > > > > ______________________________________________ > Visit the Archives at > http://www.meteoritecentral.com/mailing-list-archives.html > Meteorite-list mailing list > [email protected] > http://six.pairlist.net/mailman/listinfo/meteorite-list > > ______________________________________________ > Visit the Archives at > http://www.meteoritecentral.com/mailing-list-archives.html > Meteorite-list mailing list > [email protected] > http://six.pairlist.net/mailman/listinfo/meteorite-list > ______________________________________________ Visit the Archives at http://www.meteoritecentral.com/mailing-list-archives.html Meteorite-list mailing list [email protected] http://six.pairlist.net/mailman/listinfo/meteorite-list
