Hello Jesse and List,
Jesse wrote:
Canyon Diablo + some Oxide ones. Still can't
seem to figure what oxide means tho? total is 20.8g
What you are talking about is probably magnetic iron shale, which used to be
found
(and collected) in huge quantities around the crater. They are usually
Hello Greg S., Jeff Gr. and List,
Jeff wrote: The classification was not done using a thin section
If I am not mistaken, a simple petrographic microscope may be good
enough to determine if an ordinary chondrite is an L3, an LL3, an H3,
etc. but in order to precisely determine whether a chondrite
Thank you, Jeff!
Here are two references for further information on this topic:
SEARS D.W.G. et al. (1999) Thermoluminescence and the
thermal history of meteorites (MAPS 34-4, 1999, A105).
S.W.S. McKEEVER and D.W. SEARS (1980) Meteorites
That Glow (Sky and Telescope, July 1980, pp. 14-16).
Hello All,
http://www.gi-po.de/nwa%206264.html
Just a short note to let you know that no. 11 is no longer available
because this little beauty is now part of my meteorite collection :-)
If it wasn't for the tell-tale Fe/Mn ratio of 31.62, you could easily
mistake that unique eucrite for a lunar
Hello again, Listees, Listoids, Eucrite Lovers
http://www.gi-po.de/ebayfolder/nwa%206264%20eng.html
Here is the correct (and updated) US-link to Carsten's NWA 6264
Best wishes,
Bernd
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Brings memories of reading Animal Farm in high
school...it's going to blow up one of these days.
Animal Farm, Chapter 10:
All animals are equal but some animals are more equal than others.
Twelve voices were shouting in anger, and they were all alike.
No question, now, what had happened to the
Hello List,
Some of you may have been surprised when they read about more than
300 Perseids in the Sky Telescope article I mentioned last night:
'Counts made from western Europe, the Canary Islands, and eastern North
America indicate the maximum zenithal hourly rate (ZHR) topped out at
more
http://davidharveyphotography.blogspot.com/2010/08/sky-is-falling.html
Hi Richard and List,
Beautiful as beautiful can be! The most beautiful feature is that several
Perseids were caught in the act and so it can be used to excellently
demonstrate radiant effect.
Thanks for sharing,
Bernd
http://davidharveyphotography.blogspot.com/2010/08/sky-is-falling.html
Hi Richard and List,
Beautiful as beautiful can be! The most beautiful feature is that several
Perseids were caught in the act and so it can be used to excellently
demonstrate radiant effect.
Thanks for sharing,
Bernd
To:
Hello List,
+ Darryl Futrell - gone but not forgotten +
Sun, 16 May 1999, Darryl sent me these lines:
I have been a rock collector since I was a kid and that bug finally provided
me a car that would take me most anywhere in North America in my search for
rare rocks.
Over the next two and a
Greg L. wrote:
I counted a total of 183 meteors
Wow, Greg! That's about 20-25 Perseids per hour.Congratulations on such
a large number of Perseids! By the way, at 59 km/s, the Perseids belong to
the fastest moving meteors. The Southern Taurids, by contrast, are relatively
slow:
= 27 km/s (only
Kirk wrote:
I remember the ULTIMATE barrage of Perseids in 1993 I believe, or was it
1994--wayyy up North at the boundary waters in Canada...The skies were just
crystal clear and black as any night I have ever seen!...we counted over 125
confirmed meteors.
This may have been 1993 which was
Jessica wrote:
...in northern California the viewing was perfect, Jupiter and moons were a
nice
opening act, and the main attraction was spectacular...2 and 3 second meteor
laser
beams across the sky, several large, nice bolides, and a couple of fascinating
skips
across the atmosphere.
Anne wrote:
for those of you who do not know Allen, he has found many meteorites,
including: Independence, Delaware, St. Augustine, Hope Creek, and many
more.
.. for example: EADS (H4; S3; W3) found by Allen Shaw and his brother.
See: News in Meteorite! 1998, Vol. 4, No. 2, p. 6
Bernd
Hi All,
BEECH Martin (2002) The Mazapil meteorite: From paradigm
to periphery (MAPS 37-5, 2002 May, pp. 649-660).
. and, of course, there is the unsurpassable Vagn Buchwald:
BUCHWALD, V.F. (1975) Handbook of Iron Meteorites, Volume 2, pp. 808-813.
Some more pertinent references:
HIDDEN
Lots of rainids and cloudids where I live :-(
Ugh! Aargh!
Bernd
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It's clearing up, Jan, ... it's clearing up and I captured my first 2010
Perseid visually at 23:05 CEDST... a very fast one streaking N = S!
Bernd
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Have fun Bernd and all of you far in the west.
23:16:30 hrs = No. 3 extremely bright orange with a clearly visible smoke
trail!!!
Bernd
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Jan wrote:
How long is it driving to Germany
Exactly the same idea crossed my mind, only difference I was pondering
how long it would take me to drive to Holland ... have never been there
and my Pauline would like to see the tulips in spring there!
Well, as for watching the Perseids, do not
http://i268.photobucket.com/albums/jj24/Meteoritethrower/2086-inclusion.jpg
Hello All,
Michael G. wrote:
So I am thinking that there must have been a surface fracture that extended
down into
the interior of the stone. Weathering products intruded through this crack and
the brown
'inclusion'
Hello Brian and List,
Brian wrote: On this beautiful tektite, I stand corrected.
On December 3rd, 2000, I asked our late Darryl Futrell (+ Aug 13, 2001) what
a reasonable price for a perfect Australian button would be and the next day he
responded like this:
A perfect flanged button goes for
Joe K. wrote:
Does anyone have an image of an etched slice of this new iron?
I know it's an ataxite, but some ataxites have really interesting etches
Hi Joe and List,
Losts of excellent images of excellent slices here on Mirko Graul's webpage:
Sterling wrote:
It is the *heliacal rising of Sirius*, the *Dog Star*, which achieved
conjunction
with the Sun on July 31, but won't be briefly visible on the eastern horizon at
dawn
until August 7th or so...It was the basis of the Egyptian calendar, for the
appearance
of Sirius marked the
Mirko Graul wrote:
Dear List members, now i have prepared some small fine mirror polished
slices of my new NWA 6259 - Ataxite with 42% Nickel for sale.
Hello Listees, Listoids, Listers,
My beautiful 3.251-gram slice of this iron (it can still be admired on Mirko's
sales page) with the 2nd
Marcin wrote this morning:
NWA 6256 [DIO] - Strange looking diogenite, really strange one
http://www.polandmet.com/
And right he is. Never seen anything like this before so strange can
only vaguely paraphrase this oddball of a diogenite! Even though my
budget has been a bit strained lately, I
http://www.b14643.de/Sahara/Kamil_Patatrac_Crater/index.htm
Gary wrote: ...some of (what I believe are) Mirko's slices...
Yep, and the 17.5-gram endcut pictured on the right
now resides in the Bernd Pauli meteorite collection :-)
Note that cometary inclusion of schreibersite rimmed
by swathing
An 83 kg meteorite specimen found 230 m due north of the crater showing
regmaglypts
largest recoveredmass ca. 80 kg
Wouldn't that imply that this is *one* and the *same* mass?
.. maybe photographed from different angles?
Bernd
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Hello Folks,
Even though I am not an iron meteorite buff, I was intrigued when I saw the
first reports
on the Gebel Kamil ungrouped ataxitic iron and when I saw the first pictures of
this Hot
Desert beauty, I immediately knew I would have to add this unique iron to my
collection.
I purchased
Hello Folks,
Even though I am not an iron meteorite buff, I was intrigued when I saw the
first reports
on the Gebel Kamil ungrouped ataxitic iron and when I saw the first pictures of
this Hot
Desert beauty, I immediately knew I would have to add this unique iron to my
collection.
I purchased
Oops, sorry for the double post!
Bernd
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Hello List,
Some of us will remember El Hammami (aka Hamada du Draa), which was broken
up into smaller pieces and transported by *camels* into Morocco by nomads.
Several of these specimens had a distinct *camel sweat* odor!
Best wishes,
Bernd
__
Wow! The mosaic takes quite a few minutes to load (on my computer)
but the result is breathtaking! Stunning martian mosaic worth every
minute it takes to display on your computer screen!
The new map is available at:
http://www.mars.asu.edu/maps/?layer=thm_dayir_100m_v11
Best wishes,
Bernd
Hi Jeff and List,
Jeff wrote: Any paper references would be appreciated.
Here are a few that might be of help:
McCOY T.J. et al. (1992) Petrogenesis of the Lodranite-Acapulcoite
parent body (Meteoritics 27-3, 1992, A258).
P. Pellas et al. (1994) Thermal Evolution of Acapulcoite-Lodranite
David inquired:
Does anyone have any references, or recollection, of the circumstances
of the fireball which proceeded the meteorite fall at Salzwedel on the
14th November, 1985. Direction of travel, magnitude, locations of
observers - that sort of thing?...I'm curious to know if it could
Hello Michael C. and List,
Congratulations on 25,000 sold specimens!
As I I keep fairly accurate records of my collection specimens too,
I can tell you that 62 of these specimens are in my collection ;-)
Best wishes,
Bernd
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Darryl wrote: The following is for chondrule lovers...
Hi List,
Let me assure you that NWA 5717 is not only a must have for chondrule lovers
but also an absolute must have for any avid meteorite and thin section
collector.
When I received my specimen + thin section some months ago, I was almost
Darryl wrote: The following is for chondrule lovers...
Hi List,
Let me assure you that NWA 5717 is not only a must have for chondrule lovers
but also an absolute must have for any avid meteorite and thin section
collector.
When I received my specimen + thin section some months ago, I was almost
Oops, sorry for this double post!
Bernd
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Hello All,
In mid-April we discussed the source of the zodiacal glow. I just wanted to let
you know that there is an imformative article in the News Notes section of the
June 2010, Sky Telescope issue, p. 16.
Two things, in particular, caught my attention:
1. The short-period comets turn out
Hello All,
Forwarding this for Bob King who can't post to the List.
His posts just don't go to the List.
Hi everyone,
I've looked for chondrules in my own and in most of the photos I've seen
of the Wisconsin fall but have seen next to none. This meteorite appear to
consist almost exclusively
Hello Eric and List,
= How do you pronounce 'zodiacal' ? =
zo is just like so but with a voiced s - voiced like the z in zoo
dia like the dia in word we all know all too well = diatribe
cal is pronounced kl
Best wishes,
Bernd
To: e...@meteoritesusa.com
Hi George and List,
= how about the pronunciation of Gegenschein?
No problem for Germans as it is a German word ;-)
1. Gegen (or counter in English) - geg like Greg without the r + n
2. schein like the English word shine.
Bernd
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I should have added that the e sound of Geg in Gegenschein
is lengthened in German, so not as short as the e in Greg but a
bit longer but it does not have the ay sound Bob mentions.
Bernd
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Greg C. wrote:
Many of the slices Steve offered had a good amount
[of chondrules] in them in the darker area of the stone.
Hi Greg and List,
This does make sense and we've seen that before. Two examples:
1. Zag (H3-6)
2. Tamdakht (H5)
The darker, less metamorphosed areas show abundant, often
It's late here, so, much more important than dollars and Viking takjan
is this:
One year ago,
.. our very own O.R. Norton left planet Earth and set out on a journey
to his beloved stones, stony-irons, and irons out there in the asteroid belt.
Richard, you may be gone but you will never be
Hello folks,
Just in case you overlooked an attractive offer: Marcin's Tamdakht fragments!
I payed about 8 /gr for my first Tamdakht pieces right after they were found.
I payed about 6 /gr in Ensisheim in 2009 and now Marcin is offering Tamdakht
fragments and pieces at 1.50 $ /gr - that's
Gary wrote:
Henry Mendoza's specimen, possibly Kunya-Urgench:
http://bigkahuna-meteorites.com/Images/KU.jpg
Hi Henry, Gary, Arnaud, and List,
There are three NWA meteorites in my collection that Henry's
(unclassified / unidentified) specimen reminds me of:
1. Tanezrouft 060 (LL4)
2. NWA 806
Bernd
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Background info:
I sent this test mail because our son installed a new FritzBox today that makes
it possible to even receive a fax that is automatically converted to an email
format.
I can see my test post in the archives (and other members' posts) but it looks
like
I don't receive any emails
Happy Birthday, L'Aigle!
Best wishes,
Bernd
---
BIOT J.-B. (1803b) Relation d'un voyage fait dans le département de l'Orne pour
constater la réalité d'un météore observé à l'Aigle le 6 floréal an XI
(Baudouin,
Hello Martin G., Linton, and List,
What a great story, Martin.
A truly great story!
Kudos to Dave for his extraordinary generosity
and to you for your noble effort.
I agree 100% !
I was not familiar with Wold Cottage, but is on my acquisition list now.
Wold Cottage is hard to get :-(
Greg inquired:
Has a meteorite fall ever been attributed to a comet? If so, do
they know which one? I remember reading that Tagish Lake may be.
Hi Greg and List,
The Mazapil (IAB-sLL) iron was once believed to have fallen during a star
shower!
BURKE J.G. (1986) Cosmic Debris - Meteorites in
Richard wrote: Beautiful Laurence!
Jeff K. wrote: WOW!!!
http://www.rocksfromspace.org/April_12_2010.html
Hello Laurence, Richard, Jeff and List,
This is an exceptionally beautiful polysomatic barred olivine chondrule!
The unusual pentagonal arrangement of the olivine bars may be the result
of
Hi Richard and List,
Gibeon = 7.68% Ni, 1.97 ppm. Ga, 0.111 ppm. Ge, 2.4 ppm. Ir
Seymchan = 9.47 % Ni, 9.15 % Ni, 24.6 ppm. Ga, 68.3 ppm. Ge, 0.55 ppm. Ir
Tambo Quemado = 8.70 % Ni, 10.2 % Ni*, 17.9 ppm. Ga, 31.5 ppm. Ge, 0.039 ppm. Ir
* two different values indicates: two different analyses
Hi Eric and List,
Eric asked: how come we didn't see them before they were gobbled up?
If the sun's disk had not been blocked in the image you gave us the link of,
we / you wouldn't have seen it at all. The sun's glare would have hidden it
from our view.
Best wishes,
Bernd
Hello List,
Sky Tel., April 2010, p. 83 and Sky Tel., May 2010, p. 71:
NEAF (Northeast Astronomy Forum)
19th Annual Northeast Astronomy Forum Telescope Show
April 17-18, 2010
Excerpt: Also featuring Science Channel's 'Meteorite Men'
Steve Arnold and Geoff Notkin
Easter
Hello Aziz and Forum,
http://www.flickr.com/photos/azizhabibi/page3/
Aziz asked: what is the process that make it looking like that
Me too, I recall having seen that before but don't remember
exactly where, when and what ... Willamette maybe ???
I can offer three [theoretical (!)] solutions to
Phew, just when I was about to send the post below to the List, another post
arrived here, and ...c'mon folks, let's be courteous. We've been through such
things many times before, I've been through such things in our German Forum
and I can tell you, it will only lead to other direct or indirect
Jeff and Jason kindly wrote:
Thanks so much for that thorough and very interesting summary Bernd.
Indeed - thanks, Bernd for the informative post.
My pleasure, folks!
Hutchison mentions something that may be of interest in this context:
HUTCHISON R. (2004) Meteorites: A Petrologic, Chemical,
Hello Jeff, Jason, and List,
I'd like to direct your attention to a very comprehensive article
in MAPS where the authors extensively elaborate on this problem.
Best wishes,
Bernd
---
BENEDIX G.K. et al. (2000) A
Hello again Jeff, Jason, and List!
Further, more specific information culled from the Benedix et al.
article in MAPS about IAB, IIICD inclusions and winonaites.
Cheers,
Bernd
BENEDIX G.K. et al. (2000) A
Steve Witt kindly reminds us of the 7th anniversary of the P.F. fall:
It's hard to believe it's been seven years. If you weren't there...you
missed a great time. I uploaded 46 images of the 1000 or so that I took.
http://www.flickr.com/photos/stevewitt/4414362965/in/set-72157623574476890
Richard wrote:
This gentleman ... is Don Yeomans and he has been the Director
of NASA's NEO Program Office since it's inception in 1998.
.. and, moreover:
YEOMANS D.K. (1977) Comet Halley - the Orbital
Motion (Astronomical Journal 82, p. 435).
YEOMANS D.K. (1981) The Comet Halley Handbook
TANCREDI G. et al. (2009) A meteorite crater on Earth formed
on September 15, 2007: The Carancas hypervelocity impact
(MAPS 44-12, 2009, pp. 1967-1984).
Some of the key results the authors present:
- initial mass 7-12 metric tons
- initial diameter 1.6-2 meters
- initial velocity 12-17 km/s
-
Richard kindly wrote:
During my last run at the Catalina Schmidt I had a meteor
streak through one field and it left a nice smoke trail.
http://www.lpl.arizona.edu/~kowalski/interesting_events.html
Wow! Thanks for sharing with us! Awesome! If you click on the
image for a larger view and then
Bernd
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.. because I can hardly believe I got through to the
List after several months. Sorry for double testing!
Bernd
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Hello Folks,
Last year, in Ensisheim 2009, I had the pleasure and the honor of meeting
and talking to Peter and I can assure you that he is an extremely friendly,
gentle person, a true gentleman. With utmost regret would I want to see
him leave the list!
He doesn't need anyone's help to make his
Hello Folks,
Sky Telescope: Special Moon Issue
A breathtaking close-up view of Tycho on p. 21 - you feel like being there
right next to it!
An equally breathtaking close-up view of lunar far-side crater Antoniadi on p.
24.
Unfortunately, less spectacular, a photo of a Millbillillie specimen
Bernd
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Michael Cottingham writes: Congrats. Great video. I heard you guys found
the MAIN MASS as well as many little individuals of Springwater! WOW!
Biggest thing in meteorites, since Haag's Esquel recovery... no doubt.
My hands were trembling and I was getting nervous when Shauna asked for
that
Mike Farmer has asked me to forward this to the Met.List:
Bernd, Can you forward this to the list? Thanks for the email, this is a group
project
between Jim Strope, Robert Ward, Shauna Russell, and myself. We will be posting
some more info in a day or two. The fieldwork in Springwater has been
Maximilion (1459-1519)
= Maximil i a n =
Bernd
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Test passed. Welcome to the next level. Happy holidays.
Thanks, Greg! And a Happy ... whatever everyone will be celebrating!
Bernd
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Hello Mike in Colorado and List,
Might be one of the 26 Colorado L or LL chondrites! Do you have the (exact)
coordinates so that we/you can check if it was found in one of the tell-tale
localities (i.e.: Elbert, Julesburg, Kelly, Shaw, etc.)?
Hoping you found a meteorite,
Bernd
MikeG wrote:
the heartfelt letter from Dorothy Norton and the shared experiences of his
many friends and admirers. This demonstrates the sense of community in
the meteorite world.
I absolutely agree: it is another great issue for all the reasons that MikeG has
kindly summarized. My copy is on
Randy kindly wrote:
I have some plots here of Ni concentrations in Earth rocks compared
to meteorites...Note that many achondrites (HED, lunar, martian) have
Ni in the range of terrestrial rocks. That's because they don't have (much)
FeNi metal
http://meteorites.wustl.edu/metcomp/ni.htm
Hi Greg and List,
Hardly any photos of Kakangaris exist. You'll find one on David
Weir's excellent website: http://www.meteoritestudies.com/
Click on chondrites and then scroll down to Kakangari!
Thin section pics of Kakangari can be found here (on pages 202-205):
D.S. LAURETTA, M. KILLGORE
My Question: What Earth rocks naturally contain nickel?
Hello Mike and List,
Most of the Sudbury impact material is sulfide-rich and
nickeliferous! ... and, of course, Ovifak (Greenland).
Best wishes,
Bernd
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Oops, wrong headline! :-(
Sorry!
Bernd
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Hello Felipe and List,
Your online coordinates online for Vaca Muerta (25° 45' S / 70° 30' W) look good
because there is an article in Meteoritics [PEDERSEN H. et al. (1992) Vaca
Muerta
mesosiderite strewnfield (Meteoritics 27-2, 1992, 126-135)] and on page 128 the
authors write:
In Table 1 and
Hello Tom and List,
Stunning, breathtaking pictures, as usual! I like the very first shot best -
the one which
shows the BO chondrule and the dislocated fragment of this barred chondrule.
Often
the missing part of a chondrule cannot be found in the same part of the hand
sample
but here it is
http://www.meteoritesusa.com/fun/rocks.wav
Hmm, ... have been listening to it quite a few times but can't hear the
aren't :-(
All I can hear is an are :-)
Is it only me? Well, maybe I need a pair of new ears ;-)
Bernd
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What media player do you have installed?
= Windows Media Player
Cheers,
Bernd
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We all know it will happen one day, and still, it is a tragic experience
because we pretend to ignore it as best we can. But it will happen!
I agree whole-heartedly with Melanie's RIP: May he rest
in peace in the realm of meteorites that he loved so much!
Bernd
Just like Adam, I've been desperately looking for triple junctions, ... none :-(
Unless it is something anomalous my recent guess (olivine diogenite) is
wrong because diogenites do have triple junctions!
I've been looking for chondrules or fragments of chondrules, ... none :-(
Metal-rich +
Ruben wrote:
Just returned from another successful Arizona meteorite hunt. This
time I returned with a beautiful fresh (looking) 33 gram chondrite
from just south of Tucson. Take a look and see what you think.
http://www.mr-meteorite.net/justbeforedark.htm
Hi Ruben and List,
Congrats on
Hello Rob, Richard, and List,
= Complete series of photographs: http://www.fotoarena.nl/
Picture #3 looks almost exactly like the Peekskill multiple
fireball did while fragmenting into several smaller pieces !
Bernd
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Dear Jim,
Friday, May 21, 2004, you wrote about your Holbrook hunt:
None of my Holbrooks were big. The largest was 0.8 grams, two or three at
0.4 grams and the rest just under that. I found fourteen total. It was just
something different to do and I only hunted a day and one half.
I am sure
Wow! Congratulations on the new NM strewnfield and on what is probably
a very rare achondrite meteorite. *If* it is an achondrite, then there's
something
wrong about the lone chondrule ;-) If there are chondrules and if this loner
is a chondrule, what about an E-chondrite - maybe anomalous?
I
Ruben wrote: Ureilite maybe?
Hi Ruben and List,
Yes, maybe a ureilite like the Hupés' NWA 2624 but where are the triple
junctions?
You would expect a lot of olivine grains with sets of three olivine grains
that meet
in triple junctions of 120° (3 x 120° = 360°).
Bernd
Melanie wrote:
PS of Caldwell that I got from Steve Arnold (of Meteorite Men) a while ago
- it has something on it that I'm not certain whether it's a chondrule or
what...
never seen anything quite like it.
http://img42.imageshack.us/img42/4028/calwell1.jpg
Hi Melanie, Graham, Alan and List,
Phil wrote:
It's straight off the saw but thought it an interesting
mixture of chondrule sizes, metal, and porosity.
http://i25.photobucket.com/albums/c57/pkmorgan/postingpics/Newtype3.jpg
Hi Phil, MikeG and List,
Your stone looks like Michael Cottingham's NWA 2380 (LL5) especially with
http://www.rocksfromspace.org/October_2_2009.html
It sure looks like an elk's antlers :-)
Very nice shape!
Bernd
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I see a phoenix Martin - so I'm right there with you.
OK, folks, ... so there's a phoenix rising from the ashes and
the cackling witch is bewitching and ridiculing the birdie :-))
Cheers,
Bernd
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Hello All,
See also Hutchison for a comprehensive overview of Theories of chondrule
origins
(Planetary theories vs. Nebular theories) and Possible CAI-forming mechanisms!
HUTCHISON R. (2004) Meteorites: A Petrologic, Chemical, and
Isotopic Synthesis (Cambridge Planetary Science Series, pp.
Hi Melanie, Jeff, Werner, and List,
BARRAT J.A. et al. (1999) The Tatahouine diogenite: Mineralogical
and chemical effects of sixty-three years of terrestrial residence
(MAPS 34-1, 1999, 091-097, excerpts):
The crystals of orthopyroxene ... contain many inclusions ... of silica,
troilite,
Jeff wrote:
On this day 40 years ago in 1969, one of the most famous meteorites fell to
Earth in a spectacular fashion. It was the beautiful Murchison CM2 meteorite
which has been the subject of much scientific interest over the last four
decades. It's this meteorite which sparked much
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