Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for your votes!
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Bognanco Valley, Verbano-Cusio-Ossola Province, Piedmont, Italyi
Regional Level Types
Bognanco ValleyValley
Verbano-Cusio-Ossola ProvinceProvince
PiedmontRegion
ItalyCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosSearch
Type:
Largest Settlements:
PlacePopulation
Domodossola-Oltrebogna134 (2017)
Mindat Locality ID:
73166
Long-form identifier:
mindat:1:2:73166:2
GUID (UUID V4):
0
Other Languages:
Italian:
Valle di Bognanco (Val Bognanco), Provincia del Verbano-Cusio-Ossola, Piemonte, Italia
Lombard:
Val Bugnanch, Pruvincia del Verban-Cüsi-Ossula (Provincia del Verban-Cusi-Ossola), Piemont (Piemunt), Italia
Piedmontese:
Val Bognanch, Provincia dël Verban-Cusi-Òssola, Piemont, Italia


The valley is drained by the Bogna stream.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

21 valid minerals.

Detailed Mineral List:

Allanite-(Ce)
Formula: (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Antigorite
Formula: Mg3(Si2O5)(OH)4
Azurite
Formula: Cu3(CO3)2(OH)2
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Calcite
Formula: CaCO3
Chalcopyrite
Formula: CuFeS2
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Dolomite
Formula: CaMg(CO3)2
Dravite
Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Enstatite
Formula: Mg2Si2O6
Forsterite
Formula: Mg2SiO4
Galena
Formula: PbS
Hematite
Formula: Fe2O3
Magnetite
Formula: Fe2+Fe3+2O4
Malachite
Formula: Cu2(CO3)(OH)2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Native Sulphur
Formula: S8
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Talc
Formula: Mg3Si4O10(OH)2
Tenorite
Formula: CuO
Titanite
Formula: CaTi(SiO4)O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Tenorite4.AB.10CuO
Magnetite4.BB.05Fe2+Fe3+2O4
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
Chrysotile9.00.Mg3(Si2O5)(OH)4
Forsterite9.AC.05Mg2SiO4
Titanite9.AG.15CaTi(SiO4)O
Allanite-(Ce)9.BG.05b(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Dravite9.CK.05NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Enstatite9.DA.05Mg2Si2O6
Talc9.EC.05Mg3Si4O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Antigorite9.ED.15Mg3(Si2O5)(OH)4
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

List of minerals for each chemical element

HHydrogen
H Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
H AntigoriteMg3(Si2O5)(OH)4
H AzuriteCu3(CO3)2(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H ChrysotileMg3(Si2O5)(OH)4
H DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H TalcMg3Si4O10(OH)2
BBoron
B DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C DolomiteCaMg(CO3)2
C MalachiteCu2(CO3)(OH)2
OOxygen
O Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
O AntigoriteMg3(Si2O5)(OH)4
O AzuriteCu3(CO3)2(OH)2
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O ChrysotileMg3(Si2O5)(OH)4
O DolomiteCaMg(CO3)2
O DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
O EnstatiteMg2Si2O6
O ForsteriteMg2SiO4
O HematiteFe2O3
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O TalcMg3Si4O10(OH)2
O TenoriteCuO
O TitaniteCaTi(SiO4)O
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Na DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mg AntigoriteMg3(Si2O5)(OH)4
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg ChrysotileMg3(Si2O5)(OH)4
Mg DolomiteCaMg(CO3)2
Mg DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Mg EnstatiteMg2Si2O6
Mg ForsteriteMg2SiO4
Mg TalcMg3Si4O10(OH)2
AlAluminium
Al Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Si AntigoriteMg3(Si2O5)(OH)4
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si ChrysotileMg3(Si2O5)(OH)4
Si DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Si EnstatiteMg2Si2O6
Si ForsteriteMg2SiO4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si TalcMg3Si4O10(OH)2
Si TitaniteCaTi(SiO4)O
SSulfur
S ChalcopyriteCuFeS2
S GalenaPbS
S PyriteFeS2
S Native SulphurS8
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti TitaniteCaTi(SiO4)O
FeIron
Fe Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe ChalcopyriteCuFeS2
Fe HematiteFe2O3
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu ChalcopyriteCuFeS2
Cu MalachiteCu2(CO3)(OH)2
Cu TenoriteCuO
CeCerium
Ce Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
PbLead
Pb GalenaPbS

Fossils

This region is too big or complex to display the fossil list, try looking at smaller subregions.

Localities in this Region

Other Regions, Features and Areas that Intersect

Eurasian PlateTectonic Plate
  • AlpsAccretionary Complex
Europe
Italy
Switzerland

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 5, 2026 06:56:57 Page updated: August 13, 2025 09:16:41
Go to top of page