Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-16 Thread Martin Horejsi
Actually folks, it is all in the way you hold the pallasite! http://www.geocities.com/planetwhy/esquel.jpg Cheers, Martin __ Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-16 Thread M come Meteorite Meteorites
I have just received 3 fantastic seymchan slices over 150 grams with olivines, later I photograph and I put in my site... Matteo --- "Gary K. Foote" <[EMAIL PROTECTED]> ha scritto: > That is one beautiful slice of Brahin. > > Gary > > On 15 Feb 2006 at 19:24, JKGwilliam wrote: > > > If you t

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-16 Thread Gary K. Foote
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 a

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread M come Meteorite Meteorites
Its a problem of photos...when I take a photo of a pallasite I put in front of the photography machine a white paper and i have the metal of the pallasite with a right color, behinh a light for the olivine, type in this photo if is in low resolution and is not well visible http://it.geocities.com/

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread JKGwilliam
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 refl

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Gary K. Foote
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: >

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Gary K. Foote
> iron must be in shadow, or it is to bright. > Mike > - Original Message - > From: "Gary K. Foote" <[EMAIL PROTECTED]> > To: "Norm Lehrman" <[EMAIL PROTECTED]>; > > Sent: Wednesday, February 15, 2006 6:10 PM > Subject: Re: [met

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Martin Horejsi
I suspect the finish level (ie polishing grit size) may cause some wavelengths of light to be reflected better than others. Perhaps the blue area wavelengths are reflected more more than other colors. Maybe a really coarse finish might cause it to look more green or even red? Just a guess. In some

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Ron Baalke
> > 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

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Michael Farmer
Norm Lehrman" <[EMAIL PROTECTED]>; Sent: Wednesday, February 15, 2006 6:10 PM Subject: Re: [meteorite-list] Why are Esquel slices Transparent Blue? http://www.arizonaskiesmeteorites.com/AZ_Skies_Links/Stony_Irons/index.html On 15 Feb 2006 at 17:00, Norm Lehrman wrote: Gary, No one ha

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Gary K. Foote
http://www.arizonaskiesmeteorites.com/AZ_Skies_Links/Stony_Irons/index.html On 15 Feb 2006 at 17:00, Norm Lehrman wrote: > Gary, > > No one has bothered to explain it because it doesn't > happen. What do you smoke just before you see this > phenomenon? > > Regards, > Norm > http://TektiteSourc

Re: [meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Norm Lehrman
Gary, No one has bothered to explain it because it doesn't happen. What do you smoke just before you see this phenomenon? Regards, Norm http://TektiteSource.com --- "Gary K. Foote" <[EMAIL PROTECTED]> wrote: > I can't seem to fnid an explanation online anywhere. > > Gary > http://www.meteorit

[meteorite-list] Why are Esquel slices Transparent Blue?

2006-02-15 Thread Gary K. Foote
I can't seem to fnid an explanation online anywhere. Gary http://www.meteorite-dealers.com __ Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list