Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
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

Source de Balestas, Peyresourde, Bagnères-de-Luchon, Saint-Gaudens, Haute-Garonne, Occitanie, Francei
Regional Level Types
Source de Balestas- not defined -
Peyresourde- not defined -
Bagnères-de-LuchonCommune
Saint-GaudensArrondissement
Haute-GaronneDepartment
OccitanieRegion
FranceCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Mindat Locality ID:
72139
Long-form identifier:
mindat:1:2:72139:1
GUID (UUID V4):
0
Other/historical names associated with this locality:
Midi-Pyrénées


Ref.: Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, pp. 475-478.

Mylonitized quartz vein, cemented by Mn oxides.
Located between Peyresourde pass and Cap de la Pène de Soulit.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


3 valid minerals.

Detailed Mineral List:

Birnessite
Formula: (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
Nsutite
Formula: (Mn4+,Mn2+)(O,OH)2
Todorokite
Formula: (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Nsutite4.DB.15c(Mn4+,Mn2+)(O,OH)2
Todorokite4.DK.10(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Birnessite4.FL.45(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O

List of minerals for each chemical element

HHydrogen
H Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
H Nsutite(Mn4+,Mn2+)(O,OH)2
H Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
OOxygen
O Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
O Nsutite(Mn4+,Mn2+)(O,OH)2
O Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
NaSodium
Na Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
Na Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
MgMagnesium
Mg Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
AlAluminium
Al Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
KPotassium
K Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
CaCalcium
Ca Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
Ca Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
MnManganese
Mn Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O
Mn Nsutite(Mn4+,Mn2+)(O,OH)2
Mn Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
SrStrontium
Sr Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
BaBarium
Ba Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate

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 4, 2026 15:05:27 Page updated: August 1, 2025 05:19:37
Go to top of page