GSA Annual Meeting in Phoenix, Arizona, USA - 2019

PALKE, Aaron C., Gemological Institute of America (GIA), 5355 Armada Dr, Carlsbad, CA 92008

JOHNSON, Paul, Gemological Institute of America, New York, NY 10036, MOE, Kyaw Soe, Gemological Institute of America, 50 W 47th Street, New York, NY 10036 and PERSAUD, Stephanie, Gemological Institute of America, 50 W 47th Street, New York City, NY 10036

MCELHENNY, Garrett R., Gemological Institute of America, GIA, 5355 Armada Dr., Carlsbad, CA 92008, EATON-MAGANA, Sally, Gemological Institute of America, Carlsbad, CA 92653 and SMITH, Evan M., Gemological Institute of America, 50 W 47th Street, New York, NY 10036

ZHOU, Qishen, JI, Chengyu, XIE, Meng and CHEN, Zhi, Gemmological Institue, China University of Geoscience, China University of Geosciences （Wuhan）, No. 388 Lumo Road, Wuhan, 430074, China

ZHOU, Qishen, WU, Xiaoying, XIE, Meng and CHEN, Zhi, Gemmological Institue, China University of Geoscience, China University of Geosciences （Wuhan）, No. 388 Lumo Road, Wuhan, 430074, China