Rare earth element analysis Rare earth element (REE) samples can be analyzed using a variety of techniques depending on the concentration levels. The following packages are available for trace to percent level concentrations. Please contact your SGS customer service agent. The following exploration packages contain REEs or can have additional REEs requested.
Industrial minerals
Minerals most commonly used industrial activities, including construction, manufacturing, and technology
Bauxite XRF is the industry standard for elemental analysis of bauxite materials across the mining lifecycle.
Rare earth element add on trace packages CODE
ADDITIONAL ELEMENTS*
DESCRIPTION
GE_ IMS40Q12
Pr, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm
4-Acid digest / ICP-MS
*REE elements that can be added to existing package
GO/GT_XRF72BX ANALYTE
REPORTED AS
RANGE
Rare earth element inclusive trace packages CODE
Al 2 O 3 BaO CaO Cr 2 O 3 Fe 2 O 3
0.01 - 100% 0.01 - 5% 0.01 - 5% 0.01 - 1% 0.01 - 50% 0.01 - 1% 0.01 - 5% 0.01 - 10% 0.01 - 10% 0.01 - 10% 0.01 - 10% 0.05 - 100% 0.01 - 1% 0.01 - 5% 0.01 - 1% 0.01 - 1% -10 - 100%
Al
ADDITIONAL ELEMENTS*
DESCRIPTION
Ba Ca Cr Fe Ga
Sodium peroxide fusion / ICP-OES / ICP-MS
GE_ICP90A50 & GE_IMS90A50
Refer to pg 23 Refer to pg 24
GE_IMS95A50
Lithium metaborate fusion / ICP-MS
Ga 2 O 3 optional
GO_IMS91Q100 SODIUM PEROXIDE FUSION / ICP-MS REE ORE GRADE PACKAGE Ce 50 - 150,000 ppm La 50 - 50,000 ppm
K
K 2 O
Th
5 - 50,000 ppm
Mg Mn
MgO
Lu Nd
Tm 0.1 - 200 ppm
Dy
1 - 5,000 ppm 0.5 - 200 ppm 1 - 5,000 ppm 5 - 5,000 ppm 0.1 - 200 ppm
0.2 - 200 ppm 50 - 50,000 ppm 10 - 20,000 ppm 10 - 20,000 ppm
Mn 3 O 4
U Y
Er
1 - 200 ppm
Na
Na 2 O P 2 O 5 SiO 2 SO 3 TiO 2 V 2 O 5 ZrO 2
Pr
Eu Gd Ho
5 - 10,000 ppm
P
Sm
Yb
1 - 200 ppm
Si
Tb
1 - 500 ppm
S
Ti
V
Zr
LOI (1000 0 C)*
LOI
*G_PHY01V or G_PHY02V Dried sample only.
Bauxite - additional characterizations Reactive Silica and Available Alumina using standard bomb digest followed by ICP-OES analysis (GO_ICP10V500). Total Organic Carbon (non Carbonate) TOC and Total Carbon using IR combustion refer to page 25. FTIR based characterization GE_FTIR73BX (below) which includes the typical Bauxite minerals as well as phases correlated to chemistry.
GE_FTIR73BX Total Alumina
40.0 - 55.0% 5.0 - 60.0% 1.0 - 60.0% 1.0 - 29.0% 1.0 - 29.0%
Total Titanium Oxides
1.0 - 3.5%
Available Alumina
Quartz
1.0 - 100.0% 1.0 - 20.0% 1.0 - 100.0%
Total Silica
Goethite Kaolinite
Reactive Silica Total Iron Oxides
Obtain quantitative infra-red spectral data using an ATR based system including total oxide weight % calibrated against borate fusion XRF and reactive silica and aluminium calibrated against classical bomb digest. Additional compounds available upon request at extra cost.
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