Passo della Forcola REE-mineralization, Cravariola Valley (Cravairola Valley; Cravairola Alp), Montecrestese, Verbano-Cusio-Ossola Province, Piedmont, Italyi
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Latitude & Longitude (WGS84):
46° 15' 13'' North , 8° 24' 38'' East
Latitude & Longitude (decimal):
Type:
Köppen climate type:
This locality is one of the ~40 “genetically” related sub-localities (*) (revealed and/or summarized in Cuchet et al. (2022)) of the giant alpine rare-earth mineralization — with its topographical extension of ~ 20x45 km, in Switzerland and Italy — situated into one precise level of gneiss of the Monte Leone nappe.
In this locality the REE-mineralisation can be encountered in place in the cliffs and in boulders in the combe. Some boulders might be found on the other side, above Lago Matogno.
(*) See also link to other localities: https://www.mindat.org/loc-440882.html
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Allanite-(Ce) Formula: (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| ⓘ Bastnäsite-(Ce) Formula: Ce(CO3)F |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Monazite-(Ce) Formula: Ce(PO4) |
| ⓘ Xenotime-(Y) Formula: Y(PO4) |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Bastnäsite-(Ce) | 5.BD.20a | Ce(CO3)F |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Xenotime-(Y) | 8.AD.35 | Y(PO4) |
| ⓘ | Monazite-(Ce) | 8.AD.50 | Ce(PO4) |
| Group 9 - Silicates | |||
| ⓘ | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| ⓘ | Allanite-(Ce) | 9.BG.05b | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| H | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| C | Carbon | |
| C | ⓘ Bastnäsite-(Ce) | Ce(CO3)F |
| C | ⓘ Calcite | CaCO3 |
| O | Oxygen | |
| O | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| O | ⓘ Bastnäsite-(Ce) | Ce(CO3)F |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| O | ⓘ Monazite-(Ce) | Ce(PO4) |
| O | ⓘ Xenotime-(Y) | Y(PO4) |
| F | Fluorine | |
| F | ⓘ Bastnäsite-(Ce) | Ce(CO3)F |
| Al | Aluminium | |
| Al | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Al | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Si | Silicon | |
| Si | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Si | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| P | Phosphorus | |
| P | ⓘ Monazite-(Ce) | Ce(PO4) |
| P | ⓘ Xenotime-(Y) | Y(PO4) |
| Ca | Calcium | |
| Ca | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Fe | Iron | |
| Fe | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Fe | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Fe | ⓘ Hematite | Fe2O3 |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
| Y | Yttrium | |
| Y | ⓘ Xenotime-(Y) | Y(PO4) |
| Ce | Cerium | |
| Ce | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Ce | ⓘ Bastnäsite-(Ce) | Ce(CO3)F |
| Ce | ⓘ Monazite-(Ce) | Ce(PO4) |
Other Regions, Features and Areas containing this locality
Eurasian PlateTectonic Plate
- AlpsAccretionary Complex
EuropeContinent
- The AlpsMountain Range
Switzerland
- Valais
- Monte Leone Nappe REE-mineralizationPaleoplacer
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