Rhodonite
MnSiO3
wdx 
edx
thin film
thin foil 
xrf
edx
thin film
thin foil
xrf
| Element | WT% |
| Ca | 2.93% |
| Fe | 9.50% |
| Si | 21.06% |
| Mn | 29.91% |
| O | 36.60% |
| Compound | WT% |
| CaO | 4.1% |
| FeO | 12.22% |
| SiO2 | 45.05% |
| MnO | 38.63% |
