Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for your votes!
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

Northshore Mine (Peter Mitchell Mine; Reserve Mine; Babbitt Mine), Babbitt, St. Louis County, Minnesota, USAi
Regional Level Types
Northshore Mine (Peter Mitchell Mine; Reserve Mine; Babbitt Mine)Mine
BabbittCity
St. Louis CountyCounty
MinnesotaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
47° 39' 44'' North , 91° 56' 30'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Babbitt1,519 (2017)5.1km
Hoyt Lakes2,004 (2017)21.7km
Aurora1,666 (2017)26.6km
Ely3,408 (2017)27.3km
Soudan446 (2017)27.9km
Mindat Locality ID:
69089
Long-form identifier:
mindat:1:2:69089:7
GUID (UUID V4):
0


Production began in 1955.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


18 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Andradite
Formula: Ca3Fe3+2(SiO4)3
Axinite-(Mn)
Formula: Ca2Mn2+Al2BSi4O15(OH)
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Calcite
Formula: CaCO3
Cummingtonite
Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2
Diopside
Formula: CaMgSi2O6
Fayalite
Formula: Fe2+2SiO4
Ferro-actinolite
Formula: ◻Ca2Fe2+5(Si8O22)(OH)2
Graphite
Formula: C
Grunerite
Formula: ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Hedenbergite
Formula: CaFe2+Si2O6
Hematite
Formula: Fe2O3
'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
'Hypersthene'
Formula: (Mg,Fe)SiO3
Magnetite
Formula: Fe2+Fe3+2O4
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Pyrite
Formula: FeS2
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Riebeckite
Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Sepiolite
Formula: Mg4(Si6O15)(OH)2 · 6H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Graphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
Pyrrhotite2.CC.10Fe1-xS
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Fayalite9.AC.05Fe2+2SiO4
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Axinite-(Mn)9.BD.20Ca2Mn2+Al2BSi4O15(OH)
Diopside9.DA.15CaMgSi2O6
Hedenbergite9.DA.15CaFe2+Si2O6
Cummingtonite9.DE.05◻{Mg2}{Mg5}(Si8O22)(OH)2
Grunerite9.DE.05◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ferro-actinolite9.DE.10◻Ca2Fe2+5(Si8O22)(OH)2
Riebeckite9.DE.25◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Sepiolite9.EE.25Mg4(Si6O15)(OH)2 · 6H2O
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Hypersthene'-(Mg,Fe)SiO3
'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
H Ferro-actinolite◻Ca2Fe52+(Si8O22)(OH)2
H Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
H Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
H Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
H SepioliteMg4(Si6O15)(OH)2 · 6H2O
H Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
BBoron
B Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
CCarbon
C CalciteCaCO3
C GraphiteC
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AndraditeCa3Fe23+(SiO4)3
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
O DiopsideCaMgSi2O6
O FayaliteFe22+SiO4
O Ferro-actinolite◻Ca2Fe52+(Si8O22)(OH)2
O Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
O HedenbergiteCaFe2+Si2O6
O HematiteFe2O3
O Hypersthene(Mg,Fe)SiO3
O Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
O MagnetiteFe2+Fe23+O4
O QuartzSiO2
O Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
O SepioliteMg4(Si6O15)(OH)2 · 6H2O
O Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
NaSodium
Na Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Mg DiopsideCaMgSi2O6
Mg Hypersthene(Mg,Fe)SiO3
Mg SepioliteMg4(Si6O15)(OH)2 · 6H2O
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Al Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si AndraditeCa3Fe23+(SiO4)3
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Si DiopsideCaMgSi2O6
Si FayaliteFe22+SiO4
Si Ferro-actinolite◻Ca2Fe52+(Si8O22)(OH)2
Si Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Si HedenbergiteCaFe2+Si2O6
Si Hypersthene(Mg,Fe)SiO3
Si Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Si QuartzSiO2
Si Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Si SepioliteMg4(Si6O15)(OH)2 · 6H2O
Si Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SSulfur
S PyriteFeS2
S PyrrhotiteFe1-xS
ClChlorine
Cl Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AndraditeCa3Fe23+(SiO4)3
Ca CalciteCaCO3
Ca DiopsideCaMgSi2O6
Ca Ferro-actinolite◻Ca2Fe52+(Si8O22)(OH)2
Ca HedenbergiteCaFe2+Si2O6
Ca Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Ca Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
MnManganese
Mn Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe AndraditeCa3Fe23+(SiO4)3
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe FayaliteFe22+SiO4
Fe Ferro-actinolite◻Ca2Fe52+(Si8O22)(OH)2
Fe Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Fe HedenbergiteCaFe2+Si2O6
Fe HematiteFe2O3
Fe Hypersthene(Mg,Fe)SiO3
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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 5, 2026 08:15:23 Page updated: August 4, 2025 23:19:37
Go to top of page