Re: [meteorite-list] earth rocks that contain nickel

2009-11-17 Thread Randy Korotev
Mike: I have some plots here of Ni concentrations in Earth rocks compared to meteorites: http://meteorites.wustl.edu/metcomp/ni.htm All the white symbols are Earth rocks; the colored and black symbols are meteorites. Chondrites start at 10,000 ppm (=1.0%). Irons aren't plotted, but

[meteorite-list] Earth rocks that contain nickel

2009-11-17 Thread bernd . pauli
Randy kindly wrote: I have some plots here of Ni concentrations in Earth rocks compared to meteorites...Note that many achondrites (HED, lunar, martian) have Ni in the range of terrestrial rocks. That's because they don't have (much) FeNi metal http://meteorites.wustl.edu/metcomp/ni.htm

[meteorite-list] earth rocks that contain nickel

2009-11-16 Thread Mike Hankey
Dear List, With all the recent attention put on newbies I thought now would be the perfect time to ask something stupid. My Question: What Earth rocks naturally contain nickel? The reason I ask is I have found some rocks that test positive for nickel. I have used the Nickel allergy test, the

Re: [meteorite-list] earth rocks that contain nickel

2009-11-16 Thread Greg Stanley
. Date: Mon, 16 Nov 2009 17:11:54 -0500 From: mike.han...@gmail.com To: meteorite-list@meteoritecentral.com Subject: [meteorite-list] earth rocks that contain nickel Dear List, With all the recent attention put on newbies I thought now would be the perfect time to ask something stupid. My