Contacts & Links
The following world-renowned gemmological laboratories (listed in alphabetical order) are represented within the LMHC.
CGL Laboratory
Tokyo, Nagoya, Osaka and Fukuoka in Japan
CISGEM Laboratory
Milan, Italy
DSEF German Gem Lab
Idar Oberstein, Germany
GIA Laboratory
Carlsbad and New York, USA
Bangkok, Thailand
GIT- The Gem and Jewelry Institute of Thailand
Bangkok, Thailand
Gubelin Gem Lab Ltd.
Lucerne (Switzerland), Hong Kong and New York
Swiss Gemmological Institute SSEF
Basel, Switzerland
Useful references & Links
IMA (International Mineralogical association)
IMA list of minerals