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Adda River gold alluvials, Metropolitan City of Milan, Lombardy, Italyi
Regional Level Types
Adda River gold alluvialsAlluvials
Metropolitan City of MilanMetropolitan City
LombardyRegion
ItalyCountry

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Name(s) in local language(s):Alluvioni aurifere del fiume Adda, Provincia di Milano, Lombardia, Italia
Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 45° North , 9° East (est.)
Margin of Error:~36km
Locality type:Alluvials
Köppen climate type:Cfa : Humid subtropical climate


Gold deposits in sediments along the banks of River Adda.

The main placers are located in the municipal territories of Trezzo sull'Adda, Vaprio d'Adda, Cassano d'Adda, and Truccazzano.

The average composition of gold is: 90 wt% Au, 8.4 wt% Ag, 1.6 wt% other metals.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


3 valid minerals.

Detailed Mineral List:

'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Pipino, G. (1982): L'oro della Val Padana. Boll. Ass. Min. Subalpina, 19, 1-2, 101-117; Pipino, G. (1984): Sulla possibilità di recuperare oro ed altri minerali dalle sabbie prodotte in Val Padana. Quarry and Construction, febbraio 1984, 30-34; Pipino, G. (2003): Oro, Miniere, Storia. Miscellanea di giacimentologia e storia mineraria italiana. Ed. Museo Storico dell'Oro Italiano, Ovada, 510 pp.
Gold
Formula: Au
Reference: Breislak S. (1822): Descrizione geologica della Provincia di Milano. Imperiale Regia Stamperia, Milano, XLIX + 260 pp.; Pipino, G. (1982): L'oro della Val Padana. Boll. Ass. Min. Subalpina, 19, 1-2, 101-117; Pipino, G. (1984): Sulla possibilità di recuperare oro ed altri minerali dalle sabbie prodotte in Val Padana. Quarry and Construction, febbraio 1984, 30-34; Pipino, G. (2003): Oro, Miniere, Storia. Miscellanea di giacimentologia e storia mineraria italiana. Ed. Museo Storico dell'Oro Italiano, Ovada, 510 pp.
Ilmenite
Formula: Fe2+TiO3
Reference: Pipino, G. (1982): L'oro della Val Padana. Boll. Ass. Min. Subalpina, 19, 1-2, 101-117; Pipino, G. (1984): Sulla possibilità di recuperare oro ed altri minerali dalle sabbie prodotte in Val Padana. Quarry and Construction, febbraio 1984, 30-34; Pipino, G. (2003): Oro, Miniere, Storia. Miscellanea di giacimentologia e storia mineraria italiana. Ed. Museo Storico dell'Oro Italiano, Ovada, 510 pp.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Pipino, G. (1982): L'oro della Val Padana. Boll. Ass. Min. Subalpina, 19, 1-2, 101-117; Pipino, G. (1984): Sulla possibilità di recuperare oro ed altri minerali dalle sabbie prodotte in Val Padana. Quarry and Construction, febbraio 1984, 30-34; Pipino, G. (2003): Oro, Miniere, Storia. Miscellanea di giacimentologia e storia mineraria italiana. Ed. Museo Storico dell'Oro Italiano, Ovada, 510 pp.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Group 4 - Oxides and Hydroxides
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Unclassified Minerals, Rocks, etc.
'Garnet Group'-X3Z2(SiO4)3

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold1.1.1.1Au
Group 4 - SIMPLE OXIDES
A2X3
Ilmenite4.3.5.1Fe2+TiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Unclassified Minerals, Mixtures, etc.
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

OOxygen
O Garnet GroupX3Z2(SiO4)3
O MagnetiteFe2+Fe23+O4
O IlmeniteFe2+TiO3
SiSilicon
Si Garnet GroupX3Z2(SiO4)3
TiTitanium
Ti IlmeniteFe2+TiO3
FeIron
Fe MagnetiteFe2+Fe23+O4
Fe IlmeniteFe2+TiO3
AuGold
Au GoldAu

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
- Breislak S. (1822): Descrizione geologica della Provincia di Milano. Imperiale Regia Stamperia, Milano, XLIX + 260 pp.
- Pipino, G. (1982): L'oro della Val Padana. Boll. Ass. Min. Subalpina, 19, 1-2, 101-117.
- Pipino, G. (1984): Sulla possibilità di recuperare oro ed altri minerali dalle sabbie prodotte in Val Padana. Quarry and Construction, febbraio 1984, 30-34.
- Piana Agostinetti P., Bergonzi G., Cattin M., Del Soldato M., Gamberi F.M., Tizzoni M. (1995): Gold in the Alps: a view from the south. In: Morteani G., Northover J.P., (eds.), Prehistoric gold in Europe. Mines, metallurgy and manufacture. Kluwer Academic Publisher, Dordrecht/Boston/London, pages 199-218.
- Pipino, G. (2003): Oro, Miniere, Storia. Miscellanea di giacimentologia e storia mineraria italiana. Ed. Museo Storico dell'Oro Italiano, Ovada, 510 pp.


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