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First entry: 01/02/16 || Status: pending![]()
| General information | |
|---|---|
|
Mineral class
Sub-class Group Species |
Silicate Nesosilicate Garnet Fe-rich Pyrope |
| Synthetic? | unknown |
|
Formula Standard element(s) |
(Mg,Fe)3 Al2 (SiO4)3 - |
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(*) Recommended analysis.
| Analysis 1 | |
|---|---|
| Reference | MAC (Micro-Analysis Consultants Ltd) |
| Method | Microprobe analysis |
| Analysis type | single point |
| Analysis comment | 61.2% prp, 24.7% alm, 10.4% grs, 3.3% andr, 0.4% sps. Fe2+/3+ from charge balance: Fe3+ 0.072, Fe2+ 1.466. |
| Wt-% oxide | Wt-% element | Atomic | ||
|---|---|---|---|---|
| 41.59 0.52 22.66 12.69 0.22 16.85 5.23 0.04 0.01 0.01 | SiO2 TiO2 Al2O3 FeO MnO MgO CaO Na2O K2O Cr2O3 | 19.441 0.312 11.993 9.864 0.170 10.161 3.738 0.030 0.008 0.007 44.096 | Si Ti Al Fe Mn Mg Ca Na K Cr O | 6.028 0.057 3.871 1.538 0.027 3.640 0.812 0.011 0.012 0.000 24.000 |
| 99.820 | 99.820 | 39.996 | ||
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