primary
basalt
barren
OREAS 30a
Артикул: 30a
Certified Reference Material OREAS 30a was prepared from unweathered,
olivine tholeiitic basalt from the Quaternary Newer Volcanics Province in
Victoria, Australia. It is characterised by very low background gold of less
than 2 parts per billion.
Specifications
- State: primary
- Matrix: basalt
- Mineralisation: barren
- CRM Group: Blank/lithogeochem/low-level
Certified Values
| Analyte | Certified Value | 1SD | 95% CL Low | 95% CL High | Method |
|---|---|---|---|---|---|
| Au, Gold (ppb) | < 2 | IND | IND | IND | Pb Fire Assay |
| Pd, Palladium (ppb) | < 2.00 | IND | IND | IND | Pb Fire Assay |
| Pt, Platinum (ppb) | < 5.00 | IND | IND | IND | Pb Fire Assay |
| Al2O3, Aluminium(III) oxide (wt.%) | 15.17 | 0.121 | 15.09 | 15.25 | Borate Fusion XRF |
| BaO, Barium oxide (ppm) | 660 | 76 | 607 | 712 | Borate Fusion XRF |
| CaO, Calcium oxide (wt.%) | 8.23 | 0.068 | 8.19 | 8.27 | Borate Fusion XRF |
| Cr2O3, Chromium(III) oxide (ppm) | 283 | 43 | 264 | 302 | Borate Fusion XRF |
| Fe2O3, Iron(III) oxide (wt.%) | 11.78 | 0.073 | 11.74 | 11.83 | Borate Fusion XRF |
| K2O, Potassium oxide (wt.%) | 2.04 | 0.016 | 2.03 | 2.05 | Borate Fusion XRF |
| MgO, Magnesium oxide (wt.%) | 7.88 | 0.094 | 7.82 | 7.94 | Borate Fusion XRF |
| MnO, Manganese oxide (wt.%) | 0.158 | 0.005 | 0.155 | 0.161 | Borate Fusion XRF |
| Na2O, Sodium oxide (wt.%) | 3.15 | 0.050 | 3.12 | 3.18 | Borate Fusion XRF |
| P2O5, Phosphorus(V) oxide (wt.%) | 0.591 | 0.010 | 0.585 | 0.597 | Borate Fusion XRF |
| SiO2, Silicon dioxide (wt.%) | 46.97 | 0.168 | 46.89 | 47.06 | Borate Fusion XRF |
| SO3, Sulphur trioxide (wt.%) | 0.103 | 0.012 | 0.095 | 0.112 | Borate Fusion XRF |
| SrO, Strontium oxide (ppm) | 894 | 64 | 827 | 961 | Borate Fusion XRF |
| TiO2, Titanium dioxide (wt.%) | 2.09 | 0.018 | 2.08 | 2.10 | Borate Fusion XRF |
| LOI1000, Loss on ignition @1000 °C (wt.%) | 1.68 | 0.122 | 1.61 | 1.76 | Thermogravimetry |
| S, Sulphur (wt.%) | 0.040 | 0.007 | 0.036 | 0.044 | Infrared Combustion |
| Al, Aluminium (wt.%) | 7.88 | 0.127 | 7.77 | 7.99 | Borate / Peroxide Fusion ICP |
| Ba, Barium (ppm) | 522 | 24 | 507 | 537 | Borate / Peroxide Fusion ICP |
| Be, Beryllium (ppm) | 2.16 | 0.30 | 2.01 | 2.30 | Borate / Peroxide Fusion ICP |
| Ca, Calcium (wt.%) | 5.71 | 0.267 | 5.53 | 5.90 | Borate / Peroxide Fusion ICP |
| Ce, Cerium (ppm) | 58 | 3.2 | 56 | 60 | Borate / Peroxide Fusion ICP |
| Co, Cobalt (ppm) | 44.9 | 2.87 | 43.1 | 46.6 | Borate / Peroxide Fusion ICP |
| Cr, Chromium (ppm) | 198 | 21 | 185 | 212 | Borate / Peroxide Fusion ICP |
| Cs, Caesium (ppm) | 1.12 | 0.13 | 1.10 | 1.15 | Borate / Peroxide Fusion ICP |
| Cu, Copper (ppm) | 43.6 | 4.19 | 39.4 | 47.7 | Borate / Peroxide Fusion ICP |
| Dy, Dysprosium (ppm) | 4.19 | 0.163 | 4.10 | 4.27 | Borate / Peroxide Fusion ICP |
| Er, Erbium (ppm) | 1.93 | 0.158 | 1.81 | 2.05 | Borate / Peroxide Fusion ICP |
| Eu, Europium (ppm) | 1.76 | 0.105 | 1.70 | 1.82 | Borate / Peroxide Fusion ICP |
| Fe, Iron (wt.%) | 8.12 | 0.272 | 7.92 | 8.32 | Borate / Peroxide Fusion ICP |
| Ga, Gallium (ppm) | 21.7 | 1.28 | 21.0 | 22.4 | Borate / Peroxide Fusion ICP |
| Gd, Gadolinium (ppm) | 5.22 | 0.194 | 5.12 | 5.32 | Borate / Peroxide Fusion ICP |
| Hf, Hafnium (ppm) | 4.77 | 0.383 | 4.47 | 5.07 | Borate / Peroxide Fusion ICP |
| Ho, Holmium (ppm) | 0.73 | 0.060 | 0.70 | 0.77 | Borate / Peroxide Fusion ICP |
| K, Potassium (wt.%) | 1.68 | 0.075 | 1.64 | 1.73 | Borate / Peroxide Fusion ICP |
| La, Lanthanum (ppm) | 28.9 | 1.83 | 27.7 | 30.2 | Borate / Peroxide Fusion ICP |
| Li, Lithium (ppm) | 12.4 | 2.5 | 9.0 | 15.9 | Borate / Peroxide Fusion ICP |
| Lu, Lutetium (ppm) | 0.22 | 0.015 | 0.21 | 0.22 | Borate / Peroxide Fusion ICP |
| Mg, Magnesium (wt.%) | 4.69 | 0.091 | 4.62 | 4.76 | Borate / Peroxide Fusion ICP |
| Mn, Manganese (wt.%) | 0.117 | 0.003 | 0.116 | 0.119 | Borate / Peroxide Fusion ICP |
| Mo, Molybdenum (ppm) | 4.61 | 0.73 | 4.11 | 5.11 | Borate / Peroxide Fusion ICP |
| Nb, Niobium (ppm) | 45.4 | 1.76 | 44.1 | 46.7 | Borate / Peroxide Fusion ICP |
| Nd, Neodymium (ppm) | 27.4 | 1.55 | 26.4 | 28.3 | Borate / Peroxide Fusion ICP |
| Ni, Nickel (ppm) | 145 | 6 | 141 | 148 | Borate / Peroxide Fusion ICP |
| P, Phosphorus (wt.%) | 0.257 | 0.008 | 0.247 | 0.268 | Borate / Peroxide Fusion ICP |
| Pr, Praseodymium (ppm) | 7.05 | 0.565 | 6.65 | 7.45 | Borate / Peroxide Fusion ICP |
| Rb, Rubidium (ppm) | 36.8 | 2.09 | 35.6 | 37.9 | Borate / Peroxide Fusion ICP |
| Sc, Scandium (ppm) | 19.7 | 1.82 | 17.9 | 21.6 | Borate / Peroxide Fusion ICP |
| Si, Silicon (wt.%) | 21.87 | 0.438 | 21.60 | 22.13 | Borate / Peroxide Fusion ICP |
| Sm, Samarium (ppm) | 5.68 | 0.412 | 5.42 | 5.95 | Borate / Peroxide Fusion ICP |
| Sr, Strontium (ppm) | 741 | 24 | 723 | 758 | Borate / Peroxide Fusion ICP |
| Ta, Tantalum (ppm) | 2.80 | 0.236 | 2.64 | 2.96 | Borate / Peroxide Fusion ICP |
| Tb, Terbium (ppm) | 0.75 | 0.060 | 0.71 | 0.79 | Borate / Peroxide Fusion ICP |
| Th, Thorium (ppm) | 3.71 | 0.306 | 3.52 | 3.91 | Borate / Peroxide Fusion ICP |
| Ti, Titanium (wt.%) | 1.22 | 0.027 | 1.20 | 1.24 | Borate / Peroxide Fusion ICP |
| Tm, Thulium (ppm) | 0.26 | 0.04 | 0.23 | 0.28 | Borate / Peroxide Fusion ICP |
| U, Uranium (ppm) | 1.37 | 0.14 | 1.29 | 1.45 | Borate / Peroxide Fusion ICP |
| V, Vanadium (ppm) | 208 | 13 | 199 | 216 | Borate / Peroxide Fusion ICP |
| Y, Yttrium (ppm) | 19.4 | 1.10 | 18.8 | 20.1 | Borate / Peroxide Fusion ICP |
| Yb, Ytterbium (ppm) | 1.53 | 0.126 | 1.47 | 1.59 | Borate / Peroxide Fusion ICP |
| Zn, Zinc (ppm) | 107 | 10 | 97 | 117 | Borate / Peroxide Fusion ICP |
| Zr, Zirconium (ppm) | 200 | 10 | 189 | 211 | Borate / Peroxide Fusion ICP |
| Ag, Silver (ppm) | < 0.100 | IND | IND | IND | 4-Acid Digestion |
| Al, Aluminium (wt.%) | 7.90 | 0.331 | 7.71 | 8.09 | 4-Acid Digestion |
| As, Arsenic (ppm) | 1.55 | 0.25 | 1.47 | 1.64 | 4-Acid Digestion |
| Ba, Barium (ppm) | 537 | 17 | 528 | 545 | 4-Acid Digestion |
| Be, Beryllium (ppm) | 2.18 | 0.159 | 2.09 | 2.27 | 4-Acid Digestion |
| Bi, Bismuth (ppm) | 0.032 | 0.008 | 0.025 | 0.038 | 4-Acid Digestion |
| Ca, Calcium (wt.%) | 5.67 | 0.273 | 5.51 | 5.82 | 4-Acid Digestion |
| Cd, Cadmium (ppm) | 0.14 | 0.02 | 0.13 | 0.15 | 4-Acid Digestion |
| Ce, Cerium (ppm) | 58 | 3.9 | 56 | 60 | 4-Acid Digestion |
| Co, Cobalt (ppm) | 45.1 | 1.96 | 44.1 | 46.0 | 4-Acid Digestion |
| Cr, Chromium (ppm) | 156 | 19 | 145 | 166 | 4-Acid Digestion |
| Cs, Caesium (ppm) | 1.17 | 0.053 | 1.14 | 1.20 | 4-Acid Digestion |
| Cu, Copper (ppm) | 44.4 | 1.41 | 43.7 | 45.1 | 4-Acid Digestion |
| Dy, Dysprosium (ppm) | 4.36 | 0.243 | 4.10 | 4.63 | 4-Acid Digestion |
| Er, Erbium (ppm) | 2.04 | 0.111 | 1.94 | 2.15 | 4-Acid Digestion |
| Eu, Europium (ppm) | 1.82 | 0.151 | 1.67 | 1.98 | 4-Acid Digestion |
| Fe, Iron (wt.%) | 8.06 | 0.323 | 7.87 | 8.26 | 4-Acid Digestion |
| Ga, Gallium (ppm) | 22.3 | 0.90 | 21.9 | 22.8 | 4-Acid Digestion |
| Gd, Gadolinium (ppm) | 5.41 | 0.370 | 5.05 | 5.77 | 4-Acid Digestion |
| Ge, Germanium (ppm) | 0.13 | 0.02 | 0.11 | 0.14 | 4-Acid Digestion |
| Hf, Hafnium (ppm) | 4.81 | 0.249 | 4.69 | 4.94 | 4-Acid Digestion |
| Ho, Holmium (ppm) | 0.78 | 0.038 | 0.74 | 0.83 | 4-Acid Digestion |
| In, Indium (ppm) | 0.072 | 0.010 | 0.069 | 0.075 | 4-Acid Digestion |
| K, Potassium (wt.%) | 1.71 | 0.084 | 1.66 | 1.76 | 4-Acid Digestion |
| La, Lanthanum (ppm) | 28.3 | 1.95 | 27.2 | 29.5 | 4-Acid Digestion |
| Li, Lithium (ppm) | 10.9 | 0.70 | 10.4 | 11.4 | 4-Acid Digestion |
| Lu, Lutetium (ppm) | 0.23 | 0.018 | 0.21 | 0.24 | 4-Acid Digestion |
| Mg, Magnesium (wt.%) | 4.58 | 0.186 | 4.47 | 4.68 | 4-Acid Digestion |
| Mn, Manganese (wt.%) | 0.116 | 0.004 | 0.113 | 0.118 | 4-Acid Digestion |
| Mo, Molybdenum (ppm) | 4.27 | 0.224 | 4.13 | 4.40 | 4-Acid Digestion |
| Na, Sodium (wt.%) | 2.38 | 0.101 | 2.32 | 2.43 | 4-Acid Digestion |
| Nb, Niobium (ppm) | 45.5 | 2.12 | 44.4 | 46.7 | 4-Acid Digestion |
| Nd, Neodymium (ppm) | 27.5 | 0.74 | 26.8 | 28.3 | 4-Acid Digestion |
| Ni, Nickel (ppm) | 140 | 6 | 137 | 144 | 4-Acid Digestion |
| P, Phosphorus (wt.%) | 0.255 | 0.008 | 0.251 | 0.258 | 4-Acid Digestion |
| Pb, Lead (ppm) | 3.75 | 0.223 | 3.61 | 3.88 | 4-Acid Digestion |
| Pr, Praseodymium (ppm) | 6.96 | 0.238 | 6.67 | 7.25 | 4-Acid Digestion |
| Rb, Rubidium (ppm) | 37.1 | 2.03 | 35.8 | 38.3 | 4-Acid Digestion |
| S, Sulphur (wt.%) | 0.044 | 0.004 | 0.041 | 0.046 | 4-Acid Digestion |
| Sc, Scandium (ppm) | 20.0 | 1.43 | 19.2 | 20.7 | 4-Acid Digestion |
| Sm, Samarium (ppm) | 5.96 | 0.318 | 5.66 | 6.26 | 4-Acid Digestion |
| Sn, Tin (ppm) | 1.88 | 0.144 | 1.81 | 1.96 | 4-Acid Digestion |
| Sr, Strontium (ppm) | 776 | 42 | 753 | 799 | 4-Acid Digestion |
| Ta, Tantalum (ppm) | 2.97 | 0.189 | 2.87 | 3.08 | 4-Acid Digestion |
| Tb, Terbium (ppm) | 0.78 | 0.052 | 0.75 | 0.82 | 4-Acid Digestion |
| Th, Thorium (ppm) | 3.78 | 0.245 | 3.64 | 3.92 | 4-Acid Digestion |
| Ti, Titanium (wt.%) | 1.22 | 0.050 | 1.20 | 1.25 | 4-Acid Digestion |
| Tl, Thallium (ppm) | 0.13 | 0.011 | 0.12 | 0.13 | 4-Acid Digestion |
| Tm, Thulium (ppm) | 0.27 | 0.03 | 0.25 | 0.29 | 4-Acid Digestion |
| U, Uranium (ppm) | 1.34 | 0.071 | 1.31 | 1.38 | 4-Acid Digestion |
| V, Vanadium (ppm) | 201 | 6 | 198 | 204 | 4-Acid Digestion |
| W, Tungsten (ppm) | 0.21 | 0.04 | 0.19 | 0.23 | 4-Acid Digestion |
| Y, Yttrium (ppm) | 19.5 | 0.95 | 19.0 | 20.0 | 4-Acid Digestion |
| Yb, Ytterbium (ppm) | 1.55 | 0.067 | 1.50 | 1.61 | 4-Acid Digestion |
| Zn, Zinc (ppm) | 109 | 4 | 107 | 111 | 4-Acid Digestion |
| Zr, Zirconium (ppm) | 204 | 5 | 201 | 207 | 4-Acid Digestion |
| Ag, Silver (ppm) | 0.028 | 0.005 | 0.025 | 0.030 | Aqua Regia Digestion |
| Al, Aluminium (wt.%) | 3.30 | 0.210 | 3.17 | 3.43 | Aqua Regia Digestion |
| As, Arsenic (ppm) | 1.22 | 0.13 | 1.12 | 1.31 | Aqua Regia Digestion |
| Au, Gold (ppm) | < 0.020 | IND | IND | IND | Aqua Regia Digestion |
| Ba, Barium (ppm) | 57 | 4.4 | 54 | 59 | Aqua Regia Digestion |
| Be, Beryllium (ppm) | 1.70 | 0.160 | 1.60 | 1.80 | Aqua Regia Digestion |
| Bi, Bismuth (ppm) | 0.024 | 0.006 | 0.021 | 0.027 | Aqua Regia Digestion |
| Ca, Calcium (wt.%) | 1.68 | 0.153 | 1.59 | 1.77 | Aqua Regia Digestion |
| Cd, Cadmium (ppm) | 0.10 | 0.01 | 0.09 | 0.11 | Aqua Regia Digestion |
| Ce, Cerium (ppm) | 47.4 | 1.51 | 46.6 | 48.2 | Aqua Regia Digestion |
| Co, Cobalt (ppm) | 38.5 | 2.04 | 37.4 | 39.6 | Aqua Regia Digestion |
| Cr, Chromium (ppm) | 67 | 5.6 | 64 | 71 | Aqua Regia Digestion |
| Cs, Caesium (ppm) | 0.93 | 0.074 | 0.89 | 0.98 | Aqua Regia Digestion |
| Cu, Copper (ppm) | 42.9 | 1.78 | 41.9 | 43.9 | Aqua Regia Digestion |
| Fe, Iron (wt.%) | 6.64 | 0.322 | 6.45 | 6.83 | Aqua Regia Digestion |
| Ga, Gallium (ppm) | 11.0 | 1.1 | 10.2 | 11.7 | Aqua Regia Digestion |
| Ge, Germanium (ppm) | 0.16 | 0.04 | 0.10 | 0.21 | Aqua Regia Digestion |
| In, Indium (ppm) | 0.020 | 0.001 | 0.020 | 0.021 | Aqua Regia Digestion |
| K, Potassium (wt.%) | 0.413 | 0.020 | 0.402 | 0.424 | Aqua Regia Digestion |
| La, Lanthanum (ppm) | 24.0 | 1.75 | 23.1 | 25.0 | Aqua Regia Digestion |
| Li, Lithium (ppm) | 9.92 | 0.764 | 9.34 | 10.49 | Aqua Regia Digestion |
| Lu, Lutetium (ppm) | 0.11 | 0.009 | 0.10 | 0.12 | Aqua Regia Digestion |
| Mg, Magnesium (wt.%) | 3.24 | 0.134 | 3.16 | 3.32 | Aqua Regia Digestion |
| Mn, Manganese (wt.%) | 0.088 | 0.004 | 0.086 | 0.091 | Aqua Regia Digestion |
| Mo, Molybdenum (ppm) | 3.95 | 0.46 | 3.67 | 4.24 | Aqua Regia Digestion |
| Na, Sodium (wt.%) | 0.970 | 0.045 | 0.943 | 0.997 | Aqua Regia Digestion |
| Ni, Nickel (ppm) | 125 | 10 | 119 | 130 | Aqua Regia Digestion |
| P, Phosphorus (wt.%) | 0.234 | 0.015 | 0.226 | 0.243 | Aqua Regia Digestion |
| Pb, Lead (ppm) | 2.28 | 0.139 | 2.19 | 2.38 | Aqua Regia Digestion |
| Rb, Rubidium (ppm) | 19.4 | 1.37 | 18.6 | 20.2 | Aqua Regia Digestion |
| S, Sulphur (wt.%) | 0.041 | 0.004 | 0.038 | 0.043 | Aqua Regia Digestion |
| Sc, Scandium (ppm) | 2.71 | 0.50 | 2.35 | 3.08 | Aqua Regia Digestion |
| Sn, Tin (ppm) | 1.39 | 0.108 | 1.33 | 1.46 | Aqua Regia Digestion |
| Sr, Strontium (ppm) | 279 | 23 | 265 | 292 | Aqua Regia Digestion |
| Ta, Tantalum (ppm) | 0.082 | 0.020 | 0.066 | 0.098 | Aqua Regia Digestion |
| Tb, Terbium (ppm) | 0.47 | 0.024 | 0.44 | 0.50 | Aqua Regia Digestion |
| Th, Thorium (ppm) | 2.92 | 0.133 | 2.84 | 3.00 | Aqua Regia Digestion |
| Ti, Titanium (wt.%) | 0.833 | 0.053 | 0.795 | 0.871 | Aqua Regia Digestion |
| Tl, Thallium (ppm) | 0.096 | 0.007 | 0.093 | 0.099 | Aqua Regia Digestion |
| U, Uranium (ppm) | 0.86 | 0.048 | 0.83 | 0.89 | Aqua Regia Digestion |
| V, Vanadium (ppm) | 116 | 9 | 110 | 122 | Aqua Regia Digestion |
| W, Tungsten (ppm) | 0.068 | 0.010 | 0.059 | 0.076 | Aqua Regia Digestion |
| Y, Yttrium (ppm) | 12.3 | 0.64 | 11.9 | 12.7 | Aqua Regia Digestion |
| Yb, Ytterbium (ppm) | 0.76 | 0.070 | 0.68 | 0.85 | Aqua Regia Digestion |
| Zn, Zinc (ppm) | 97 | 6.2 | 93 | 101 | Aqua Regia Digestion |
| Zr, Zirconium (ppm) | 27.7 | 5.7 | 23.3 | 32.0 | Aqua Regia Digestion |
Характеристики продукта
Состояние
primary
Матрица
basalt
Минерализация
barren
Наличие
available
Сертифицированные справочные значения
| Аналит | Сертифицированное значение | Неопределённость (1SD) | 95% доверительный нижний | 95% доверительный верхний | Метод |
|---|---|---|---|---|---|
| Ce - Cerium (ppm) | 58 | - | - | - | 4-Acid Digestion |
| Dy - Dysprosium (ppm) | 4.36 | - | - | - | 4-Acid Digestion |
| Er - Erbium (ppm) | 2.04 | - | - | - | 4-Acid Digestion |
| Eu - Europium (ppm) | 1.82 | - | - | - | 4-Acid Digestion |
| Gd - Gadolinium (ppm) | 5.41 | - | - | - | 4-Acid Digestion |
| Ho - Holmium (ppm) | 0.78 | - | - | - | 4-Acid Digestion |
| Lu - Lutetium (ppm) | 0.23 | - | - | - | 4-Acid Digestion |
| Yb - Ytterbium (ppm) | 1.55 | - | - | - | 4-Acid Digestion |
| Bi - Bismuth (ppm) | 0.024 | - | - | - | Aqua Regia |
| Cd - Cadmium (ppm) | 0.10 | - | - | - | Aqua Regia |
| Co - Cobalt (ppm) | 38.5 | - | - | - | Aqua Regia |
SD = стандартное отклонение | CL = 95% доверительные пределы
Методы: AR = царская водка, 4-Acid = четырёхкислотное разложение, LBF = сплавление с боратом лития, FA/AAS = пробирный анализ / AAS, LECO = анализ горения LECO
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