Re: [meteorite-list] impact melts

2005-04-06 Thread j . divelbiss
Stan and others, Acapulcoites, Brachinites, Lodranites, and Winonaites have been thought of as being primitive achondrites that may have chondrules, especially acapulcoites. I've always thought of these as being tweeners in between chondrites and achondritesdifferentiated a lot, but not

Re: [meteorite-list] impact melts

2005-04-06 Thread stan .
],[EMAIL PROTECTED], meteorite-list@meteoritecentral.com Subject: Re: [meteorite-list] impact melts Date: Wed, 06 Apr 2005 20:21:57 + Stan and others, Acapulcoites, Brachinites, Lodranites, and Winonaites have been thought of as being primitive achondrites that may have chondrules, especially

Re: [meteorite-list] impact melts

2005-04-05 Thread Jeff Kuyken
, Jeff Kuyken I.M.C.A. #3085 www.meteorites.com.au - Original Message - From: Frank Prochaska To: 'stan .' ; meteorite-list@meteoritecentral.com Sent: Monday, April 04, 2005 3:18 AM Subject: RE: [meteorite-list] impact melts I haven't seen a reply to your post yet, so I'll take a shot

Re: [meteorite-list] impact melts

2005-04-05 Thread stan .
Achondrites - (a-kon-drites) meteorites whose composition has been significantly altered from the early/primative chondritic material. Chondrules are not present. you cant say that because some achonderites contain chondrules - i have an end cut of dhofar 125, an acapulcoite that has a chondrule

RE: [meteorite-list] impact melts

2005-04-03 Thread Frank Prochaska
Prochaska -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of stan . Sent: Saturday, April 02, 2005 6:42 PM To: meteorite-list@meteoritecentral.com Subject: [meteorite-list] impact melts are all impact melts breccias of melt and original matrix? if the matrix

Re: [meteorite-list] impact melts

2005-04-03 Thread Meteoryt.net
Sorry for the long answer, but some background into why seemed more useful than a yes or no. Thank You. This was verry interesting, simple to understand and about meteorites. Not too short, but also not too long. Just a core of this case. More emails like this :) -[ MARCIN CIMALA

[meteorite-list] impact melts

2005-04-02 Thread stan .
are all impact melts breccias of melt and original matrix? if the matrix is totally melted is is still considered an impact melt, or does the stone become an achonderite (a non primative achonderite, young achonderite, etc) thanks for any clarification

[meteorite-list] impact melts and mesosiderites

2002-08-28 Thread John Divelbiss
Hello all, I want to ask the group their opinion on whether they agree with the latest book from Norton that places mesosiderites in the achondrite section, rather than the stony-iron section of the book. As I understand it, he "suggests" that mesosiderites are merely impact melts of the

[meteorite-list] impact melts on asteroids

2002-05-15 Thread David Calongne
hi list, i wrote nasa at what i think was the houston texas meteorite collection, and got an answer from dr. john jones via his boss, i think, allen carlton and he said at the end of his letter that we really don't know if impact melts are rare or not on asteroids, but very common on the moon,

[meteorite-list] impact melts

2002-04-25 Thread David Calongne
why are they so expensive, hi all, why aren't they common as brecca the make-up of a creater would seem to be half brecca and half impact melt happy collecting david __ Meteorite-list mailing list [EMAIL PROTECTED]