[meteorite-list] Rumurutite & Kakangarite

[Kashuba, Ontario, California]

Dear List,

Here is a portion of my thin section of Ouzina R4.

http://www.johnkashuba.com/TS%20Ouzina%20R4.html

John Kashuba
Ontario, California

----- Original Message ----- 
From: <j.divelbiss at att.net>
To: "Jeff Kuyken" <jeff at meteoritesaustralia.com>; "Meteorite List" 
<meteorite-list at meteoritecentral.com>; "Bernd Pauli" 
<bernd.pauli at paulinet.de>
Sent: Saturday, November 06, 2004 10:06 AM
Subject: Re: [meteorite-list] Rumurutite & Kakangarite


> This meteorite (Nwa 3098) looks a lot like some material I have...NWA 
> 1774.
>
> NWA 1774
> R3.8 - 6  (not R5)
> 714 g TKW
> Found 2002
>
> I have some NWA 1774 and a thin section for sale if anyone is interested.
>
> JD
>
>
>
> -------------- Original message from "Jeff Kuyken" 
> <jeff at meteoritesaustralia.com>: -------------- 
>
>
>> G'day Bernd & Francesco,
>>
>> Ah yes. What a beauty NWA 3098 is! It is also this month's favourite at 
>> my
>> site. There is a pic of the meteorite at the below link. Very interesting
>> meteorite!
>>
>> http://www.meteoritesaustralia.com/favourite.html
>>
>>
>> Cheers,
>>
>> Jeff Kuyken
>> I.M.C.A. #3085
>> www.meteorites.com.au
>>
>>
>>
>> ----- Original Message ----- 
>> From: bernd.pauli at paulinet.de
>> To: Meteorite-list at meteoritecentral.com
>> Sent: Saturday, November 06, 2004 10:02 AM
>> Subject: Re: [meteorite-list] Rumurutite & Kakangarite
>>
>>
>> Francesco wrote:
>>
>> > Why on the classification page the R and K meteorite are
>> > Chondrite and just 6 pages after them become Achondrite?
>> > Maybe I misunderstood something?
>>
>> Francesco, Rumurutiites and Kakangariites are clearly chondritic.
>> Let's take the LEW 87232 Kakangari-type Antarctic meteorite. The
>> thin section does show chondrules and chondrule fragments.
>>
>> As for the R-chondrites, although the lower types have relatively
>> few chondrules, they do have them. Ouzina (R4) is even said to have
>> abundant barred olivine and porphyritic chondrules. I don't have any
>> Ouzina, so I can't tell.
>>
>> My NWA 3098 slice from Stefan Ralew also shows several chondrules
>> even though it is an R5.
>>
>> Best wishes,
>>
>> Bernd
>>
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