JEOL Probe Users Listserver Moderator: Ellery Frahm, [log in to unmask], Electron Microprobe Lab, University of Minnesota Post a message: send your message to [log in to unmask] Unsubscribe: send "SIGNOFF PROBEUSERS" to [log in to unmask] On-line help and FAQ: http://probelab.geo.umn.edu/listserver.html * Probe folks, Does anyone know of published (or even unpublished) values for cobalt in San Carlos, AZ olivine? How about Harrat al Kishb, Saudi Arabia forsterite? Both concentrations should be in low three-digit ppm range. I'd like to know because I'm trying to check our accuracy at measuring Co in olivine at such a level. Thanks, Ellery ----------------- Ellery Frahm Senior Research Fellow, Department of Geology & Geophysics Manager & Principal Analyst, Electron Microprobe Lab Doctoral Candidate, Department of Anthropology University of Minnesota - Twin Cities campus Lab website: http://probelab.geo.umn.edu/ Personal: http://web.mac.com/elleryfrahm/