[meteorite-list] Images of Strange Achondrite Found In the Sahara

From: tett <tett_at_meteoritecentral.com>
Date: Thu Apr 22 10:32:02 2004
Message-ID: <002301c3dbdb$05366ec0$6400a8c0_at_Tettenborn>

Adam and Greg,

Congratulations on the beautiful meteorite. Gorgeous!

The features you describe are interesting but don't show well in your image.

Under 10x magnification the matrix from the Bilanga diogenite looks very
similar to your second image.

Cheers,

tett
Owen Sound, Ontario


----- Original Message -----
From: "Adam Hupe" <adamhupe_at_comcast.net>
To: <meteorite-list_at_meteoritecentral.com>
Sent: Thursday, January 15, 2004 7:17 PM
Subject: [meteorite-list] Images of Strange Achondrite Found In the Sahara


> Dear List Members,
>
> We promised to provide images of the strange stone that was acquired on
our
> December 2003 Sahara expedition. Sorry for the delay but it took time
> distribute the material to three laboratories and several team members.
We
> wanted to give them a chance to savor the oddness of this piece for
> themselves before making images public.
>
> In the first image you can see what appears to be a lip-over rim,
> contraction-cracks and flow lines on jet black glassy crust covering 70%
of
> the specimen.
>
> Two thirds stone image link:
> http://www.lunarrock.com/NewStone/achondrite2.jpg
>
> The second image displays several perfectly spherical vesicles and
multiple
> colored crystals in a fragmental breccia.
>
> Close up of broken surface link:
> http://www.lunarrock.com/NewStone/achondrite1.jpg
>
> Several oddities have been observed in the initial study including the
> following:
>
> Elongated multi-colored glass objects that look like Pele's hairs imbedded
> in the matrix.
> Perfectly spherical vesicles present in matrix
> 2mm weathering rind under a very thin glass crust on the side with
lip-over.
> Contain several highly refractive minerals never before observed in any
> meteorite.
> Is more friable than a Nahklite meaning it did not lay in the desert very
> long.
> Is definitely not related to the HED group judging from ratios measured in
> the minerals.
>
> We do not want to speculate about its origin until more testing is done.
>
> All the best,
>
> Adam and Greg Hupe
> The Hupe Collection
> IMCA 2185
>
>
>
>
>
>
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>
Received on Thu 15 Jan 2004 09:47:02 PM PST