[meteorite-list] Met Bulletin Update : Sahara 00293

From: J Sinclair <john_at_meteoritecentral.com>
Date: Thu, 22 Jan 2015 20:01:03 -0500
Message-ID: <CAAeS-uuQOBw1R=-eDm-Hs+hUs_0HfcyXLg4ec-MsNtHr=M0afA_at_mail.gmail.com>

Sahara 00293
That's a Labenne #
Their 293rd recorded meteorite for the year 2000
Consistent with their numbering system from 1997 onward.

So many desert meteorites. So many ordinary chondrites with no data.
So many could be paired. So confusing.

On Thu, Jan 22, 2015 at 6:57 PM, Graham Ensor via Meteorite-list
<meteorite-list at meteoritecentral.com> wrote:
> Strange...that really sounds like a made up name!!
>
> On Thu, Jan 22, 2015 at 11:30 PM, Galactic Stone & Ironworks via
> Meteorite-list <meteorite-list at meteoritecentral.com> wrote:
>> Hi Bulletin Watchers,
>>
>> There is one new approval. I find it curious. It is an old Sahara OC
>> found by Mr. Labenne fifteen years ago (2000). Crystylynda Fudge was
>> the classifier. I have never heard this name before. I am just curious
>> why this meteorite suddenly appeared out of obscurity to be approved
>> today.
>>
>> Best regards and Happy Huntings,
>>
>> MikeG
>>
>> Link : http://www.lpi.usra.edu/meteor/metbull.php?code=61360
>>
>> Bulletin write-up :
>>
>> Sahara 00293
>> (Sahara)
>> Found: 2000
>> Classification: Ordinary chondrite (L6)
>>
>> History: Reportedly collected in the same location as Sahara 98222.
>>
>> Physical characteristics: Chondrules largely integrated into matrix,
>> difficult to discern in cut section. Abundant shock-induced melt veins
>> and pockets.
>>
>> Petrography: Fine-grained recrystallized plagioclase throughout
>> matrix, some grains up to 200 ?m. Abundant metal sulfides and troilite
>> with trace native Cu. Evidence of minor planar deformation features in
>> olivine. Ubiquitous opaque shock melt veins and associated dark blue
>> ringwoodite and green wadsleyite.
>>
>> Geochemistry: (C. Fudge, ASU) EPMA: Fa24.8?0.1 FeO/MnO: 48.8?1.6 n=11;
>> low-Ca pyroxene Fs20.9?0.3Wo1.6?0.2 FeO/MnO: 28.6?1.1 n=12; high-Ca
>> pyroxene Fs8.4?0.2Wo44.4?0.1 FeO/MnO: 20.8?1.2 n=2
>>
>> Classification: Ordinary chondrite L6, S6, W2
>>
>> Specimens: 27.05 g and one thin section at ASU
>>
>>
>> --
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Received on Thu 22 Jan 2015 08:01:03 PM PST