Predictive Mineralogy
Possible unrecorded species at Ravin de la Craie, Mont-Dore, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
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 |
|---|---|---|---|
| Quartz | SiO2 | 94.23% | Alunite (61.80 %), Pyrite (67.27 %), Sulphur (53.86 %) |
| Kaolinite | Al2(Si2O5)(OH)4 | 51.68% | Alunite (51.69 %) |
| Gypsum | CaSO4 · 2H2O | 50.28% | Sulphur (50.28 %) |
| Chalcopyrite | CuFeS2 | 41.37% | Pyrite (51.72 %) |
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.