IF-G Iron Formation Page Last Updated:

Saturday, December 04, 1999

Producer: Groupe International de Travail "Etalons analytiques des mineraux, minerais et roches" - International Working Group "Analytical Standards of Minerals, Ores and Rocks
Material Source: West Greenland
Date Released: 1983
Production Ref: 95GOV - 01

Constituent Concentration Uncertainty Units N Data Quality Data Source
Major Oxides
Al2O3 0.15 0.02 % 76 Working value 95GOV - 01
CaO 1.55 0.03 % 83 Working value 95GOV - 01
CO2 0.3 0.1 % 12 Working value 95GOV - 01
Fe2O3 37.2 0.3 % 47 Working value 95GOV - 01
Fe2O3-T 55.85 0.22 % 79 Working value 95GOV - 01
FeO 16.78 0.18 % 46 Working value 95GOV - 01
H2O+ 0.41 0.09 % 21 Working value 95GOV - 01
H2O- 0.06 0.02 % 27 Working value 95GOV - 01
K2O 0.012 0.008 % 56 Working value 95GOV - 01
MgO 1.89 0.04 % 84 Working value 95GOV - 01
MnO 0.042 0.003 % 84 Working value 95GOV - 01
Na2O 0.032 0.01 % 63 Working value 95GOV - 01
P2O5 0.063 0.014 % 59 Working value 95GOV - 01
SiO2 41.2 0.15 % 81 Working value 95GOV - 01
TiO2 0.014 0.008 % 53 Working value 95GOV - 01
Minor Oxides
BaO 1.67475E-04 5.5825E-05 % 17 Working value 95GOV - 01
Cr2O3 5.8462E-04 1.46155E-04 % 37 Working value 95GOV - 01
SrO 3.54783E-04 1.18261E-04 % 35 Working value 95GOV - 01
ZnO 2.48952E-03 4.97904E-04 % 36 Working value 95GOV - 01
ZrO2 0.000135 0.000027 % 18 Working value 95GOV - 01
Elements
Al 790 100 ug/g 76 Working value 95GOV - 01
As 1.5 0.5 ug/g 8 Working value 95GOV - 01
Ba 1.5 0.5 ug/g 17 Working value 95GOV - 01
Be 4.7 0.5 ug/g 13 Working value 95GOV - 01
Ca 1.11 0.02 % 83 Working value 95GOV - 01
Ce 4 0.4 ug/g 16 Working value 95GOV - 01
Cl 25 ug/g Provisional value 95GOV - 01
Co 29 5 ug/g 31 Working value 95GOV - 01
Cr 4 1 ug/g 37 Working value 95GOV - 01
Cs 0.06 ug/g 6 Provisional value 95GOV - 01
Cu 10 2 ug/g 24 Working value 95GOV - 01
Dy 0.8 0.1 ug/g 13 Working value 95GOV - 01
Er 0.63 0.1 ug/g 10 Working value 95GOV - 01
Eu 0.39 0.04 ug/g 22 Working value 95GOV - 01
F 50 10 ug/g 11 Working value 95GOV - 01
Fe 39.04 0.15 % 79 Working value 95GOV - 01
Ga 0.7 ug/g 7 Provisional value 95GOV - 01
Gd 0.74 0.2 ug/g 11 Working value 95GOV - 01
Ge 24 2 ug/g Working value 95GOV - 01
Hf 0.04 ug/g 3 Provisional value 95GOV - 01
Ho 0.2 0.05 ug/g 7 Working value 95GOV - 01
In 0.02 ug/g Provisional value 95GOV - 01
K 100 66 ug/g 56 Working value 95GOV - 01
La 2.8 0.4 ug/g 24 Working value 95GOV - 01
Li 1 ug/g 7 Provisional value 95GOV - 01
Lu 0.09 0.01 ug/g 16 Working value 95GOV - 01
Mn 330 23 ug/g 84 Working value 95GOV - 01
Mo 0.7 0.2 ug/g 8 Working value 95GOV - 01
Na 240 70 ug/g 63 Working value 95GOV - 01
Nb 0.1 0.05 ug/g 13 Working value 95GOV - 01
Nd 1.8 0.2 ug/g 15 Working value 95GOV - 01
Ni 22.5 3 ug/g 31 Working value 95GOV - 01
P 270 60 ug/g 59 Working value 95GOV - 01
Pb 4 2 ug/g 15 Working value 95GOV - 01
Pr 0.4 0.05 ug/g 5 Working value 95GOV - 01
Rb 0.4 ug/g 23 Provisional value 95GOV - 01
S 700 ug/g 18 Provisional value 95GOV - 01
Sb 0.63 0.2 ug/g 10 Working value 95GOV - 01
Sc 0.3 0.1 ug/g 14 Working value 95GOV - 01
Sm 0.4 0.1 ug/g 19 Working value 95GOV - 01
Sn 0.3 0.1 ug/g Working value 95GOV - 01
Sr 3 1 ug/g 35 Working value 95GOV - 01
Ta 0.2 0.03 ug/g 8 Working value 95GOV - 01
Tb 0.11 0.02 ug/g 9 Working value 95GOV - 01
Th 0.1 ug/g 9 Provisional value 95GOV - 01
Tl 0.02 ug/g Provisional value 95GOV - 01
Tm 0.09 0.02 ug/g 4 Working value 95GOV - 01
U 0.02 ug/g 6 Provisional value 95GOV - 01
V 2 1 ug/g 20 Working value 95GOV - 01
W 220 15 ug/g 10 Working value 95GOV - 01
Y 9 0.5 ug/g 27 Working value 95GOV - 01
Yb 0.6 0.1 ug/g 22 Working value 95GOV - 01
Zn 20 4 ug/g 36 Working value 95GOV - 01
Zr 1 0.2 ug/g 18 Working value 95GOV - 01
Other Constituents
Loss On Ignition 1.1 % Provisional value 95GOV - 01

Material Production Reference:
K. Govindaraju (1995), 1995 Working Values with Confidence Limits for Twenty-Six CRPG, ANRT and IWG-GIT Geostandards, Special Issue, Geostandards Newsletter, 19: 1-32.

Data Source Reference:
K. Govindaraju (1995), 1995 Working Values with Confidence Limits for Twenty-Six CRPG, ANRT and IWG-GIT Geostandards, Special Issue, Geostandards Newsletter, 19: 1-32.

Date html code optimized : January 2004