oxide
hematitic
BIF-hosted
OREAS 401
SKU: 401
Reference material OREAS 401 is one of a suite of six CRMs sourced from
hematite iron ore samples from the Spinifex Ridge deposit owned by Moly Mines
Limited. Areas of enriched iron occur within the banded iron formation of the
Gorge Creek Group located approximately 170km east of Port Hedland in Western
Australia.
Specifications
- State: oxide
- Matrix: hematitic
- Mineralisation: BIF-hosted
- CRM Group: Fe ore
Certified Values
| Analyte | Certified Value | 1SD | 95% CL Low | 95% CL High | Method |
|---|---|---|---|---|---|
| Fe, Iron (wt.%) | 45.63 | 0.257 | 45.53 | 45.74 | Borate Fusion XRF |
| SiO2, Silicon dioxide (wt.%) | 24.88 | 0.148 | 24.83 | 24.93 | Borate Fusion XRF |
| P, Phosphorus (wt.%) | 0.105 | 0.003 | 0.104 | 0.107 | Borate Fusion XRF |
| Al2O3, Aluminium(III) oxide (wt.%) | 2.36 | 0.030 | 2.34 | 2.37 | Borate Fusion XRF |
| CaO, Calcium oxide (wt.%) | 0.094 | 0.006 | 0.091 | 0.097 | Borate Fusion XRF |
| Cr2O3, Chromium(III) oxide (ppm) | 107 | 18 | 95 | 118 | Borate Fusion XRF |
| K2O, Potassium oxide (wt.%) | 0.010 | 0.001 | 0.010 | 0.011 | Borate Fusion XRF |
| MgO, Magnesium oxide (wt.%) | 0.061 | 0.013 | 0.053 | 0.070 | Borate Fusion XRF |
| S, Sulphur (wt.%) | 0.022 | 0.002 | 0.021 | 0.023 | Borate Fusion XRF |
| TiO2, Titanium dioxide (wt.%) | 0.247 | 0.009 | 0.242 | 0.251 | Borate Fusion XRF |
| LOI1000, Loss on ignition @1000 °C (wt.%) | 6.71 | 0.156 | 6.63 | 6.80 | Thermogravimetry |
Ürün Özellikleri
Durum
oxide
Matris
hematitic
Mineralizasyon
BIF-hosted
Stok Durumu
available
Sertifikalı Referans Değerler
| Analit | Sertifikalı Değer | Belirsizlik (1SD) | %95 Güven Aralığı Alt | %95 Güven Aralığı Üst | Yöntem |
|---|
SD = Standart Sapma | CL = %95 Güven Limitleri
Yöntemler: AR = Kral Suyu, 4-Acid = 4-Asit Çözünürlük, LBF = Lityum Borat Füzyon, FA/AAS = Ateş Tahlili / AAS, LECO = LECO Yanma Analizi
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