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

Saponite from
Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA


01649280017369690924251.jpg
Saponite

Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA
01649280017369690924251.jpg
Saponite

Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA
07318810017369690929248.jpg
Saponite

Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA
Locality type:Mine
Classification
Species:Saponite
Formula:Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Clinochlore1
Data
Mineral Data:Click here to view Saponite data
Locality Data:Click here to view Medora Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:97106
Long-form Identifier:1:3:97106:3
GUID (UUID V4):0
Nearest other occurrences of Saponite
13.9km (8.7 miles) ⓘNorthwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
28.7km (17.8 miles) ⓘIroquois Mine, Seneca, Allouez Township, Keweenaw County, Michigan, USA
31.8km (19.8 miles) ⓘAhmeek Mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
35.0km (21.7 miles) ⓘWolverine No. 2 shaft, Wolverine Mine, Wolverine, Calumet Township, Houghton County, Michigan, USA
35.1km (21.8 miles) ⓘKearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
36.0km (22.4 miles) ⓘSouth Kearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
36.6km (22.7 miles) ⓘNo. 2 shaft, Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
37.2km (23.1 miles) ⓘSt. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
40.0km (24.8 miles) ⓘTamarack Mine, Tamarack, Osceola Township, Houghton County, Michigan, USA
40.7km (25.3 miles) ⓘOsceola Amygdaloid, Osceola Township, Houghton County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.111
 
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 21, 2026 09:09:08
Go to top of page