[meteorite-list] Why are Esquel slices Transparent Blue?
From: Gary K. Foote <gary_at_meteoritecentral.com>
Date: Thu Feb 16 06:26:36 2006 Message-ID: <43F41AC9.20752.1053D6_at_localhost> That is one beautiful slice of Brahin. Gary On 15 Feb 2006 at 19:24, JKGwilliam wrote: > If you take the same picture in a studio environment ( with correct > temperature lighting) with a white diffuser above the pallasite slice, the > reflective surface appears white or light grey. Now we all know that > polished iron isn't white, but it is more acceptable to the human eye that > a reflected blue sky. > Take a look at this slice of Brahin > http://www.meteoriteimpact.com/brahin2.htm > Best, > > John Gwilliam > > > At 06:30 PM 2/15/2006, Gary K. Foote wrote: > >Thank you Ron, > > > >It didn't make sense to me, but every sample I saw photographed was the > >same blue matrix > >color. Of _course_ one would hold it to the sun to show off the olivines > >and pyroxenes, > >thus reflecting the back sky in the iron. > > > >Doh! > > > >Gary > > > >On 15 Feb 2006 at 17:17, Ron Baalke wrote: > > > > > > > > > > > > http://www.arizonaskiesmeteorites.com/AZ_Skies_Links/Stony_Irons/index.html > > > > > > > > > > I thought you were referring to the color of the olivine crystals, but the > > > crystals in this photo are the typical red/orange color you'd expect > > for any > > > pallasite. The blue color is being reflected by the polished metal > > portion > > > of the pallasite, and the source of the blue color could be something as > > > simple as the sky, or a blue wall in the room. The meteorite itself > > > it not blue. > > > > > > Ron Baalke > > > ______________________________________________ > > > Meteorite-list mailing list > > > Meteorite-list_at_meteoritecentral.com > > > http://six.pairlist.net/mailman/listinfo/meteorite-list > > > > > > > >______________________________________________ > >Meteorite-list mailing list > >Meteorite-list_at_meteoritecentral.com > >http://six.pairlist.net/mailman/listinfo/meteorite-list > > Received on Thu 16 Feb 2006 06:25:13 AM PST |
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