Since you are so curious, I suggest you call and ask. John is the Director of the Center for Research in Economic Geology at the U of Nevada in Reno. --NBMG Special Publication 22, Gold from Water (And Other Mining Scams) --Division of Minerals, Mining Fraud and Mining Investment Page NBMG Laboratory (for umpire assaying): --NBMG Analytical Laboratory Web Page Contacts: Primary contact: John Muntean Research Economic Geologist e-mail: munteanj@unr.edu phone: 775-682-8748 fax: 775-784-1709 If Mario is not available, please contact: David A. Davis Geologic Information Specialist e-mail: ddavis@unr.edu phone: 775-682-8767 fax: 775-784-6690 Learn more about David here: http://www.linkedin.com/profile/view?id=288116823&authType=NAME_SEARCH&authToken=ExBH&locale=en_US&srchid=1995132241387340597333&srchindex=2&srchtotal=156&trk=vsrp_people_res_name&trkInfo=VSRPsearchId%3A1995132241387340597333%2CVSRPtargetId%3A288116823%2CVSRPcmpt%3Aprimary