KOCHELEK, Kristen¹, MCMILLAN, N.J.¹, MCMANUS, Catherine E.², and DANIEL, David³, (1) Geological Sciences, New Mexico State University, Box 30001, MSC 3AB, Las Cruces, NM 88003, nmcmilla@nmsu.edu, (2) Materialytics, LLC, P.O. Box 10988, Killeen, TX 76547, (3) Economics and International Buisiness, New Mexico State University, Box 30001, MSC 3CQ, Las Cruces, NM 88003

RENFRO, Nathan D., Gemological Institute of America, 5355 Armada Drive, Carlsbad, CA 92008, nrenfro@gia.edu

SKALWOLD, Elise Ann, Dept of Earth and Atmospheric Sciences, Cornell University, c/o Snee Hall, Ithaca, NY 14853, elise@nordskip.com and BASSETT, William A., Dept of Earth and Atmospheric Sciences, Cornell University, Snee Hall, Ithaca, NY 14853

ARDON, Troy, Identification, Gemological Institute of America, 5355 Armada Drive, Carlsbad, CA 92008, troy.ardon@gia.edu and MAGANA, Sally, Gemological Institute of America, Carlsbad, CA 92653

LU, Ren, North Bergen, NJ 07047, renlu.cc@gmail.com