Secondary standard
NOTES: Homogeneous.
 |  |
| Position | 74 |
| Mineral | Forsterite |
| Sample Name | Fo |
| Type | Olivine |
| Nominal formula | Mg2SiO4 |
| Supplier | Cannon Microprobe, Seattle, WA |
| Source | Sappat (?) Pakistan |
| Original reported analysis | Calculated from ideal formula |
| Composition quality | Secondary standard |
| Comments | Analysis shown is from standards-based EDS and stoichiometric constraints. |
| O Mg Si Mn Fe | 44.02 30.94 19.32 0.09 5.63 |
