[meteorite-list] Shirokovsky..Answer

From: Bill Southern <Nugget-Shooter_at_meteoritecentral.com>
Date: Mon Jul 18 19:38:18 2005
Message-ID: <003b01c58bf1$8cfb5d30$0302a8c0_at_yourkgohy9au97>

Thank you All for answering my question so completely and the ongoing
discussion has been very educational! This is indeed a great place to ask
and learn.

Bill
----- Original Message -----
From: "Meteoryt.net" <marcin_at_meteoryt.net>
To: <meteorite-list_at_meteoritecentral.com>
Sent: Monday, July 18, 2005 2:14 PM
Subject: Fw: [meteorite-list] Shirokovsky..Answer


> Hi List.
> Tooday Im your main spammer here :)
> Jeff have some problems so I forvarding his email.
>
>
> From: "Jeff Pringle" <jeffp_at_mail.stuartdean.com>
> List -
>
> Speaking from experience in backyard steel foundry work, the etched slices
> clearly indicate to me that the shirokovski was made in a direct attempt
> to
> defraud meteorite collectors - it does not appear to be a serendipitous
> furnace lining pallasite look-alike.
> Next time I fire up the blast furnace, I'll check into it and give you all
> a
> report, as to whether my theory is correct or not.
>
> Wustite and fayalite are common iron/steel slag components, as is CaO.
>
> Off hand, the hard part would probably be keeping bubbles out of the melt
> upon introduction of the silicates - it possibly required a vacuum
> furnace,
> or at least careful timing (accidental?) of the introduction of the
> olivine
> and solid metal into the melt
Received on Mon 18 Jul 2005 07:36:35 PM PDT