SRM 2780
Hard Rock Mine Waste
wdx 
edx 
thin film
thin foil
xrf
edx
thin film
thin foil
xrf
Location
Dana Class
Strunz Class
| Element | WT% |
| Al | 8.87% |
| Ca | 0.2% |
| Fe | 2.78% |
| Pb | 0.58% |
| Mg | 0.53% |
| K | 3.38% |
| Na | 0.22% |
| S | 1.26% |
| Zn | 0.28% |
| Si | 31% |
| Compound | WT% |
