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

Spinel from
Toll Mountain Occurrence, Little Pipestone Mining District, Jefferson County, Montana, USA


02963620017368715462120.jpg
Spinel, etc.

Toll Mountain Occurrence, Little Pipestone Mining District, Jefferson County, Montana, USA
02963620017368715462120.jpg
Spinel, etc.

Toll Mountain Occurrence, Little Pipestone Mining District, Jefferson County, Montana, USA
02695420017272040915887.jpg
Spinel, etc.

Toll Mountain Occurrence, Little Pipestone Mining District, Jefferson County, Montana, USA
Locality type:Occurrence
Classification
Species:Spinel
Formula:MgAl2O4
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Diopside1
Calcite1
Data
Mineral Data:Click here to view Spinel data
Locality Data:Click here to view Toll Mountain Occurrence, Little Pipestone Mining District, Jefferson County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:720906
Long-form Identifier:1:3:720906:2
GUID (UUID V4):0
Nearest other occurrences of Spinel
19.6km (12.2 miles) ⓘButte Reduction Works smelter slag locality, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
38.1km (23.7 miles) ⓘGilliam Vermiculite Deposit (Pony Vermiculite Deposit), Mineral Hill Mining District (Pony Mining District), Madison County, Montana, USA
79.9km (49.6 miles) ⓘCrazy Sphinx Mine (Dry Gulch; Crazy Sphinx claim), Helena, Helena Mining District (Spring Hill Mining District), Lewis and Clark County, Montana, USA
References
William C. van Laer
 
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 05:07:31
Go to top of page