Predictive Mineralogy
Possible unrecorded species at Itapicuru-Mirim meteorite, Itapicuru-Mirim, Maranhão, Brazil
This table is based on statistical analysis of other localities containing similar species to the ones found at this locality.
| Possible missing species | Formula | Match % | Due to recorded presence of |
|---|---|---|---|
| Chalcopyrite | CuFeS2 | 87.68% | Copper (53.15 %), Pentlandite (73.72 %) |
| Quartz | SiO2 | 79.01% | Copper (56.56 %), Diopside (51.68 %) |
| Pyrrhotite | Fe1-xS | 74.77% | Pentlandite (74.78 %) |
| Pyrite | FeS2 | 58.72% | Pentlandite (58.72 %) |
| Magnetite | Fe2+Fe3+2O4 | 58.50% | Pentlandite (58.50 %) |
| Calcite | CaCO3 | 54.06% | Diopside (54.07 %) |
| Ilmenite | Fe2+TiO3 | 47.80% | Merrillite (59.76 %) |
Key: Mineral matches key element mineralogy of deposit Key element(s) in mineral not listed for deposit (-20% score)
Predicting paragenetic modes of deposit
Green indicates almost certain match based on minerals unique to a certain deposit type. Yellow indicates a possibly poor match, but should not be entirely discounted. Scores > 100 indicate strong confidence.