[meteorite-list] (no subject)
Darryl Pitt
darryl at dof3.com
Sun May 4 12:23:41 EDT 2008
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
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>>
>
>
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