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

Hornblende Root Name Group from
Magnetic Mine, Republic, Republic Township, Marquette County, Michigan, USA


Locality type:Mine
Classification
Species:'Hornblende Root Name Group' (not an IMA approved species)
Formula:◻Ca2(C42+C3+)(AlSi7O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hornblende Root Name Group data
Locality Data:Click here to view Magnetic Mine, Republic, Republic Township, Marquette County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:417447
Long-form Identifier:1:3:417447:9
GUID (UUID V4):0
Nearest other occurrences of Hornblende Root Name Group
9.1km (5.7 miles) ⓘMichigamme Mine, Michigamme, Michigamme Township, Marquette County, Michigan, USA
9.7km (6.0 miles) ⓘPortland Mine, Imperial Heights, Baraga County, Michigan, USA
9.8km (6.1 miles) ⓘSpurr Mine, Imperial Heights, Baraga County, Michigan, USA
10.0km (6.2 miles) ⓘChampion Mine, Champion, Champion Township, Marquette County, Michigan, USA
10.0km (6.2 miles) ⓘSteward Mine (Orleans), Imperial Heights, Baraga County, Michigan, USA
10.7km (6.7 miles) ⓘRepublic, Republic Township, Marquette County, Michigan, USA
10.7km (6.7 miles) ⓘOhio Mines (Imperial Mine; Webster Mine), Imperial Heights, Baraga County, Michigan, USA
10.7km (6.7 miles) ⓘNorwood Mine, Imperial Heights, Baraga County, Michigan, USA
11.4km (7.1 miles) ⓘBeaufort Mine (Northrup), Baraga County, Michigan, USA
11.7km (7.3 miles) ⓘTitan Mine, Baraga 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: September 4, 2026 02:22:27
Go to top of page