2004-05 < 20180927144645-389427 > pub
- technique: XRF procedures of Takei (2002)
- device: XRF PANalytical PW2400
- operator: Federica
- modified at 2018-09-27
- stone: 2004
| measured | value | uncertainty | unit | description | |
|---|---|---|---|---|---|
| [SiO2] | 47.68 | % | |||
| [TiO2] | 1.78 | % | |||
| [Al2O3] | 17.22 | % | |||
| [MnO] | 0.18 | % | |||
| [MgO] | 5.22 | % | |||
| [CaO] | 10.49 | % | |||
| [Na2O] | 3.58 | % | |||
| [K2O] | 2.09 | % | |||
| [P2O5] | 0.57 | % | |||
| [LOI] | -0.53 | % | |||
| total | 99.68 | % | |||
| [Cr] | 25.0 | ppm | |||
| [Ni] | 21.2 | ppm | |||
| [Fe2O3T] | 11.4 | % | |||