Regional Geochemical Centre
Calibration
Calibrations are done using a series of from 30-40 geologic standards. The standards we use are supplied by the following agencies:
USGS (United States Geological Survey)
AGV-1, BCR-1, BHVO-1, BIR-1, DNC-1, DTS-1, GSP-1, G-2, MAG-1, PCC-1, QLO-1, RGM-1, SCO-1, SDC-1, SDO-1, SGR-1, STM-1, W-1, W-2
CCRMP (Canadian Certified Reference Materials Project)
MRG-1, SY-2
CRPG (Centre de Recherches Petrographiques et Geochemiques, France)
BR, GA, GH, Mica-Fe, Mica-Mg
ANRT (Association Nationale de la Recherche Technique, Paris)
BX-N, DR-N, DT-N, FK-N, GS-N, UB-N, VS-N
GIT-IWG (Groupe International de Travail- International Working Group)
AC-E, AL-1, AN-G, BE-N, IF-G, MA-N, PM-S, WS-E
MINTEK (Council for Mineral Technology, South Africa)
NIM-D, NIM-G, NIM-L, NIM-N, NIM-P, NIM-S
GSJ (Geological Survey of Japan)
JB-1
A compilation of working values can be found in the Geostandards Newsletter, Vol XVIII, Special Issue, July 1994 [K. Govindaraju, ed.].