[meteorite-list] Met Bulletin Update : Sahara 00293

From: Graham Ensor <graham.ensor_at_meteoritecentral.com>
Date: Thu, 22 Jan 2015 23:57:53 +0000
Message-ID: <CAJkn+ka0BD8Ov7MY+5ssyqM9Wi6qOf+8Fec4FmtnB-g5WV+NNA_at_mail.gmail.com>

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 06:57:53 PM PST