Description
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AMIS0640 Au 0.216g/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)7 (2s)9 ± Unit
Au Pb Collection1 0.216 0.0266 g/t
Pd Pb Collection 0.027 0.00190 g/t
Pt Pb Collection 0.049 0.0205 g/t
C Combustion/LECO2 2.17 0.15 %
S 4A_MICP3 1.85 0.095 %
S Combustion/LECO 1.85 0.11 %
SG SG4 2.82 0.16 Dimensionless
Al 4A_MICP 6.67 0.36 %
Al FUS5 6.35 0.69 %
Ba 4A_MICP 46 8 ppm
Be 4A_MICP 0.8 0.1 ppm
Bi 4A_MICP 0.3 0.08 ppm
Ca 4A_MICP 4.36 0.39 %
Co 4A_MICP 21 6 ppm
Cr 4A_MICP 151 16 ppm
Cr FUS 172 49 ppm
Cu 4A_MICP 91 11 ppm
Fe FUS 5.93 0.60 %
Ga 4A_MICP 18 3 ppm
Hf 4A_MICP 4 1 ppm
In 4A_MICP 0.08 0.01 ppm
K 4A_MICP 2595 177 ppm
La 4A_MICP 32 7 ppm
Mg 4A_MICP 1.75 0.18 %
Mn 4A_MICP 1111 77 ppm
Mn FUS 1085 138 ppm
Mo 4A_MICP 1 0.6 ppm
Na 4A_MICP 4.67 0.18 %
Nb 4A_MICP 10 2 ppm
Ni 4A_MICP 55 8 ppm
P 4A_MICP 752 70 ppm
Pb 4A_MICP 27 5 ppm
Rb 4A_MICP 13 0.9 ppm
Sb 4A_MICP 7 1 ppm
Sc 4A_MICP 14 2 ppm
Si FUS 25.48 0.79 %
Sn 4A_MICP 3 1.0 ppm
Sr 4A_MICP 99 11 ppm
Ta 4A_MICP 0.7 0.1 ppm
Th 4A_MICP 9 0.5 ppm
Ti 4A_MICP 3979 186 ppm
Ti FUS 4037 526 ppm
V 4A_MICP 155 13 ppm
Y 4A_MICP 21 6 ppm
Zn 4A_MICP 42 11 ppm
Zr 4A_MICP 135 26 ppm
