Description
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AMIS0639 Au 0.25g/t Cu 91ppm Quartz-Carbonate Namibia
Analytical and Physical Methods
A complete list of analytical and physical methods as generic method codes with a brief description of the methods is available on the AMIS web site www.amis.co.za
Origin of Material
The material for this standard was sourced from the Otjikoto Gold Mine owned by B2Gold Namibia (13). The Otjikoto Gold deposit is located within the Damara Mobile Belt, which forms part of the Pan-African Mobile Belt system. The Otjikoto Gold mine is located about 300 km north of Windhoek, in Otjozondjupa province, in Namibia.
Recommended Concentrations and Limits
(at two Standard Deviations)
Certified Concentrations
Analyte Method Certified (µ) (2s) ± Unit
Au Pb Collection1 0.25 0.031 g/t
Pd Pb Collection 0.040 0.00609 g/t
Pt Pb Collection 0.067 0.0251 g/t
C Combustion/LECO2 1.91 0.12 %
S 4A_MICP3 1.41 0.093 %
S Combustion/LECO 1.41 0.11 %
LOI LOI4 7.11 0.61 %
SG SG5 2.86 0.29 Dimensionless
Al 4A_MICP 6.66 0.37 %
As 4A_MICP 6 2 ppm
Ba 4A_MICP 51 5 ppm
Be 4A_MICP 0.8 0.2 ppm
Ca 4A_MICP 4.00 0.31 %
Co 4A_MICP 23 7 ppm
Cr 4A_MICP 196 11 ppm
Cr FUS6 227 63 ppm
Cu 4A_MICP 91 6 ppm
Fe 4A_MICP 5.56 0.48 %
Fe FUS 5.59 0.26 %
Ga 4A_MICP 18 4 ppm
K 4A_MICP 2608 171 ppm
La 4A_MICP 31 2 ppm
Mg 4A_MICP 1.93 0.16 %
Mg FUS 2.00 0.075 %
Mn 4A_MICP 1070 48 ppm
Na 4A_MICP 4.55 0.15 %
Ni 4A_MICP 69 9 ppm
P 4A_MICP 760 60 ppm
Pb 4A_MICP 37 7 ppm
Sb 4A_MICP 9 1 ppm
Sc 4A_MICP 14 2 ppm
Si FUS 26.21 0.99 %
Sr 4A_MICP 88 5 ppm
Ti 4A_MICP 3968 267 ppm
Ti FUS 4108 265 ppm
V 4A_MICP 147 16 ppm
Zn 4A_MICP 59 7 ppm
Zr 4A_MICP 125 22 ppm
