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

Calcite from
Manganese Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Macfallite22
Orientite10
Braunite8
Neltnerite2
Pyrolusite1
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Manganese Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:93064
Long-form Identifier:1:3:93064:0
GUID (UUID V4):0
Localities for Calcite in this Region
Lake Manganese Vein, Manganese Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
Nearest other occurrences of Calcite
1.1km (0.7 miles) ⓘClark Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
1.2km (0.7 miles) ⓘHays Mine (Pittsburgh & Boston), Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
1.3km (0.8 miles) ⓘLake Manganese Vein, Manganese Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
1.9km (1.2 miles) ⓘCape Mine, Mosquito Mining District, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
2.0km (1.2 miles) ⓘMontreal Mine, Mosquito Mining District, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
2.2km (1.4 miles) ⓘHays Point, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
2.3km (1.5 miles) ⓘLa Roche Verte, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
4.7km (2.9 miles) ⓘNew York and Michigan Exploration, Grant Township, Keweenaw County, Michigan, USA
5.0km (3.1 miles) ⓘLakeshore traps, Eagle Harbor Township, Keweenaw County, Michigan, USA
5.2km (3.2 miles) ⓘHorseshoe Harbor, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA
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 21, 2026 05:58:04
Go to top of page