[meteorite-list] New Orleans strike...
From: Dave Harris <entropydave_at_meteoritecentral.com>
Date: Thu Apr 22 10:28:23 2004 Message-ID: <3F84605E.00003A.03104_at_D500> Hi,=0D Just wondered if anyone has any of the 23rd Sept New Orleans strike?=0D =0D Because amazingly enough I have!!=0D =0D I have a friend in NO and he recovered some samples from the gutters usin= g a large magnet. He is a professional geologist at the local uni and has ve= ry kindly sent me a mm-sized fragment that he recovered legitimately! He hasalso supplied an initial analysis, and he says:=0D =0D "I got the first batch of data, high Mg-olivine, 32-44 % MgO, 11-16 % FeO= , plus 0.5 % MnO! Rather surprising, a bit high for a meteorite. The pyroxenes are diopsidic to hgh Mg-pigeonitic. And the plagioclases are surprisingly Na-rich for a meteorite, over 8% Na2O. A weird meteorite"=0D =0D Maybe someone can advise me as to the nearest equivalent fall by looking = at this profile.=0D =0D I am rather proud of it and feel the overwhelming urge to boast about it,= as there is very little in my collection to impress!=0D =0D =0D Share in my joy please!=0D =0D =0D very best=0D =0D dave=0D =0D IMCA #0092 Received on Wed 08 Oct 2003 03:07:10 PM PDT |
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