Log InRegister
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreOur ScienceMindat Newsletter [Free Download]Contact Us
Donate to MindatSponsor a PageCorporate SponsorshipSponsored Pages
Learning CenterWhat Is a Mineral?The Most Common Minerals on EarthInformation for EducatorsMindat ArticlesMindat Newsletter [Free Download]The ElementsThe Mineral Quiz
Search FormMinerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDMinerals by CountryAlphabetical Mineral IndexAlphabetical Locality SearchMineral Association SearchList of CountriesLocalities Near MePhoto SearchSearch ArticlesSearch GlossaryThe Rock H. Currier Digital LibraryMore Search Options
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
MineralsPetrologyFossilsMeteoritesGeologic Time
Mining CompaniesStatisticsMineral MuseumsClubs & OrganizationsMineral Shows & EventsDevice SettingsTime Machine
Read DiscussionsIdentification Request
Photo SearchPhoto GalleriesSearch by ColourPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Allophane from
Monte Avanza Mine, Forni Avoltri, Udine Province, Friuli Venezia Giulia, Italy


Locality type:Mine
Classification
Species:Allophane
Formula:(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Mimetite1
Data
Mineral Data:Click here to view Allophane data
Locality Data:Click here to view Monte Avanza Mine, Forni Avoltri, Udine Province, Friuli Venezia Giulia, Italy
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:708492
Long-form Identifier:1:3:708492:8
GUID (UUID V4):0
Nearest other occurrences of Allophane
29.2km (18.2 miles) ⓘScharnik, Irschen, Spittal an der Drau District, Carinthia, Austria
35.6km (22.1 miles) ⓘLanger prospect, Berg im Drautal, Spittal an der Drau District, Carinthia, Austria
42.0km (26.1 miles) ⓘMagernigspitz, Mörtschach, Spittal an der Drau District, Carinthia, Austria
50.3km (31.3 miles) ⓘKaponig tunnel, Obervellach, Spittal an der Drau District, Carinthia, Austria
62.9km (39.1 miles) ⓘZwischenelendscharte, Malta, Spittal an der Drau District, Carinthia, Austria
65.4km (40.6 miles) ⓘKnappenleiten, Fusch an der Grossglocknerstrasse, Zell am See District, Salzburg, Austria
67.7km (42.0 miles) ⓘPredoi Mine (Prettau Mine), Prettau (Predoi), Puster Valley District, South Tyrol, Trentino-Alto Adige/Südtirol, Italy
76.3km (47.4 miles) ⓘHochfeld Mine, Neukirchen am Großvenediger, Zell am See District, Salzburg, Austria
81.1km (50.4 miles) ⓘSelle Lake area, San Giovanni di Fassa, Trento Province, Trentino-Alto Adige/Südtirol, Italy
89.6km (55.6 miles) ⓘBarbara adit, Schwarzleo mining district, Schwarzleograben, Hütten, Leogang, Zell am See District, Salzburg, Austria
References
 
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: October 20, 2026 09:05:31
Go to top of page