[meteorite-list] (no subject)

[Darryl Pitt]

hi

from the images provided the amphoterite bandong is far more blue- 
grey.  /d



On May 4, 2008, at 12:07 PM, Greg Hupe wrote:


> Hi Tom,

>

> You asked, "What did you think when the first  blue meteorite (NWA  

> 2828) was cut?" I thought, "What the heck is this stuff?!"

>

> I had first purchased a very small amount of this material, cut it,  

> and thought it was the strangest "meteorite" I had seen to date, if  

> it was a meteorite at all. I then sent the type sample to the  

> University of Washington for analysis, and if a meteorite,  

> classification. The original 20 gram sample did not have any of the  

> chondrules so it was classified as an aubrite. During the next 6-12  

> months of going to Morocco (maybe 5 or 6 trips), I kept my eye out  

> for more of this material. I thought I had a coup on this new  

> "aubrite" so I traveled to Morocco more often during that time and  

> bought up as much as I could find.

>

> It wasn't until I started to cut and polish this material to start  

> to offer it to collectors that the first chondrules started to  

> present themselves. They were not the typical chondrules like in  

> OC's so I sent additional type samples with these "features" to the  

> scientists (eventually more samples and 80 grams later). Lab  

> results..., "Chondrules!" "DAMN", was the next thought. Thank  

> goodness I had not offered any of this material publicly as I would  

> have had a real problem on my hands. :-/ So many months had passed  

> by that the first abstract stating the "aubrite" classification had  

> made itself to the Internet and it was from this information that  

> another overseas dealer who had some of this material had it up on  

> his web site (without sending in a type sample) and started selling  

> it as NWA 2828. I thought "How embarrassing for this person who did  

> not want to send in his own sample and get his own NWA  

> number!" (this time it bit him in the butt!).

>

> Eventually, and over time and with many people's help, the riddle  

> of NWA 2828 (and its pairings 'Al Haggounia', and other NWA  

> numbers) were revealed. It is still a very interesting meteorite  

> with a great story behind its discovery and eventual  

> classification. Now if we could just get Dr. Jambon to acknowledge  

> the hard work of his peers "Proving" once and for all, "Al  

> Haggounia" (the pairing to NWA 2828) is NOT AN AUBRITE!!!

>

> Best regards,

> Greg

>

> ====================

> Greg Hupe

> The Hupe Collection

> NaturesVault (eBay)

> gmhupe at htn.net

> www.LunarRock.com

> IMCA 3163

> ====================

> Click here for my current eBay auctions: http://search.ebay.com/ 

> _W0QQsassZnaturesvault

>

>

>

> ----- Original Message ----- From: <STARSANDSCOPES at aol.com>

> To: <meteorite-list at meteoritecentral.com>

> Sent: Sunday, May 04, 2008 11:21 AM

> Subject: Re: [meteorite-list] New or maybe old QUESTION??????

>

>

>

>> Thanks Greg,  Beautiful photos!  Every  one interested in this  

>> material

>> should check them out.  I like the slice of  "Blue" with an  

>> attached rhyolite

>> pebble.   http://www.lunarrock.com/nwa2828/nwa2828pebble.jpg

>>

>> It is one thing to  look at this material now with the knowledge  

>> of what it

>> is.  I can only  call it astonishment when you cut into one like  

>> is shown in

>> Greg's image.   But Greg,  what was it like to cut into a blue  

>> meteorite when it

>> was  new!  I'm sure you had ideas of what it was but this was  

>> before any

>> classification/analysis had been done.  What did you think when  

>> the first blue

>> meteorite was cut?

>>

>> Tom Phillips

>>

>>

>> In a message dated  5/4/2008 9:14:38 A.M. Central Daylight Time,

>> gmhupe at htn.net writes:

>> Hi Tom,  Pete and List,

>>

>>

>>

>> Tom has been doing a fantastic job with his  studies and I thank  

>> him for his

>> tireless efforts and for sharing with us.  Before the realization  

>> that NWA

>> 2828, Al Haggounia and the other pairings to  NWA 2828 were found  

>> to be an

>> EL3 and NOT an aubrite, I spent many trips to  Morocco buying up  

>> the "Blue"

>> material. Needless to say, I have several kilos  of the "Blue" EL3  

>> material,

>> one of the lucky first-in buyers, not price-wise  but material- 

>> wise :-)

>>

>>

>>

>> Here are some additional photo links of NWA  2828 "Blue", most  

>> have seen

>> these as they are the ones I have with my eBay  description of NWA  

>> 2828.

>>

>>

>>

>> Photograph of a 24.9g NWA 2828 slice  with rhyolite pebble (image   

>> 1):

>>

>> http://www.lunarrock.com/nwa2828/nwa2828pebble.jpg

>>

>>

>>

>> Photograph  of magnified radial pyroxene chondrule (image  2):

>>

>> http://www.lunarrock.com/nwa2828/nwa2828chondrule.jpg

>>

>>

>>

>> Photograph  of magnified whitish enstatite-rich clast (image  3):

>>

>> http://www.lunarrock.com/nwa2828/nwa2828clast.jpg

>>

>>

>>

>> Photograph  of a 14.3g complete slice of NWA 2828 (image  4):

>>

>> http://www.lunarrock.com/nwa2828/nwa2828slice.jpg

>>

>>

>>

>> Enjoy!

>> Greg

>>

>> ====================

>> Greg  Hupe

>> The Hupe Collection

>> NaturesVault  (eBay)

>> gmhupe at htn.net

>> www.LunarRock.com

>> IMCA  3163

>> ====================

>> Click here for my current eBay auctions:

>> http://search.ebay.com/_W0QQsassZnaturesvault

>>

>>

>>

>> ----- Original  Message ----- From: <STARSANDSCOPES at aol.com>

>> To:  <meteorite-list at meteoritecentral.com>

>> Sent: Sunday, May 04, 2008 9:57  AM

>> Subject: Re: [meteorite-list] New or maybe old  QUESTION??????

>>

>>

>>

>>> Hi Pete,  IF you are looking for an   affordable sample check out Al

>>> Hagounia.

>>> It matches your  criteria and it  is an Enstatite.  NAU recently  

>>> posted a

>>> paper  on their web site that nicely  covers what it is, the  

>>> terrestrial

>>>  alteration it has undergone, and it's  location in the layers of  

>>> sediment.

>>>  http://www4.nau.edu/meteorite/Meteorite/Al_Haggounia.html

>>>

>>> The  stuff is  ugly on the outside but I have cut quite a few  

>>> slices and it

>>>

>>

>>

>>> is

>>> interesting when  cut.  It takes a polish quite  nicely.  When  

>>> you happen

>>> to

>>> cut into a  large radial  chondrule it is beautiful.  A sea of  

>>> fine grain

>>> brown

>>>  with  only one big fan shaped chondrule.  Those polished  

>>> examples make a

>>> nice

>>> display.  Some times you get a "Blue"  one!   The Blue phase,  

>>> NWA  2828 is

>>> an

>>> example,  can be found mixed with the brown in the same slice.    

>>> That is

>>> not

>>> common so it is fun when you find one.   The best  part is  it is  

>>> cheap

>>> because

>>> there is plenty to go  around.

>>>

>>> Tom  Phillips

>>>

>>> In a message dated  5/4/2008 1:09:56 A.M. Central Daylight Time,

>>> pshugar at clearwire.net  writes:

>>> List,

>>> Maybe this has been asked and answered   (sounds like a lawer  

>>> thing) and

>>> maybe

>>> not.

>>> Since I am  relatively new to  collecting and certainly not an  

>>> Expert in

>>>  any

>>> area of meteorite study (with  the exception of magnetisum  (from  

>>> the sky

>>> magnetic VS made a magnet by  processes here on  earth).

>>> Here's my question:

>>> A geologist  digs in an   area that he thinks there will be the  

>>> likelyhood

>>> of

>>> finding a  fossil. Maybe  he gets lucky and maybe finds bunches  

>>> of them.

>>> Has  anyone ever found a  meteorite buried deep in a layer that is

>>>  thousands

>>> or even millions of years  old?

>>> Years ago--long  before I became an obsessed, crazed, meteorite   

>>> addict,

>>> while  teaching a series on earthquakes, I had found a video of a

>>>  scientist

>>> standing with one foot on the Pacific plate and the other foot   

>>> on  the

>>> North

>>> Americian plate, ie astraddle of the San  Andreas fault line. In   

>>> back of

>>> him

>>> was a small vertical  clift of maybe 10 feet and you could   

>>> plainly see the

>>> shift (approx  15 inches) in the layers of sediment.

>>> Now  I've got to thinking  (some say this is my problem-- 

>>> Thinking) that

>>> these

>>> meteorites  have a tremendous terestial age. If the earth is  

>>> bombarded by

>>> these  meteorites throughout the aeons, then there should be a  

>>> record, ie

>>>  evidence in the form of buried craters (see the Odessa,Tx  

>>> crater) --

>>> Approx

>>> 100 to 110 feet deep that  has been filled in till  it is only 25  

>>> to 30

>>> feet

>>> deep now due to wind blown sand  (mostly). I've got a pamplet of

>>> "Occasional

>>> Papers of the  Strecker Museum" from Baylor University  showing   

>>> a neat

>>>  cross

>>> section of the Odessa Crater.

>>> How much  investigation  into the cross section structure of the  

>>> sediment

>>> layers,  looking  for evidence of craters has been done?  Has  

>>> there ever

>>>  been

>>> an  accidential discovery of a buried crater in a clift side.   

>>> Lots of

>>> these

>>> erroded mesa exist out west. Maybe evidence is  visable there.

>>> Surely  Valeria is not the only animal killer out  there.

>>> Maybe another animal drilled  by a passing meteorite with  the  

>>> coresponding

>>> meteorite near the body. Maybe  there's no body  but the  

>>> meteorite is still

>>> there buried in the deeper layers  of  sediment. Maybe tektites  

>>> are the

>>> only

>>> surviving  evidence.

>>> In a  nutshell, has there ever been a meteorite found at  a depth of

>>> sediment

>>> that  is plainly very old?

>>>  Pete

>>>

>>> ______________________________________________

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>>>

>>>

>>>

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>>

>>

>>

>>

>> **************Wondering what's for Dinner Tonight? Get new twists  

>> on family

>> favorites at AOL Food.

>> (http://food.aol.com/dinner-tonight?NCID=aolfod00030000000001)

>> ______________________________________________

>> http://www.meteoritecentral.com

>> Meteorite-list mailing list

>> Meteorite-list at meteoritecentral.com

>> http://six.pairlist.net/mailman/listinfo/meteorite-list

>>

>

>

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