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 Time
Minerals by PropertiesMinerals by ChemistryAdvanced 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 Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Custer Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USAi
Regional Level Types
Custer Mountain lode (Snookum mine)Lode
CusterCity
Custer Mining DistrictMining District
Custer CountyCounty
South DakotaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
43° 45' 17'' North , 103° 33' 58'' West
Latitude & Longitude (decimal):
43.75484,-103.56616
GeoHash:
G#: 9xy2gm36m
GRN:
N30W54
Type:
Lode
KΓΆppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Custer1,952 (2017)2.9km
Pringle109 (2017)16.4km
Keystone343 (2017)19.6km
Hill City995 (2017)19.8km
Hermosa392 (2017)31.5km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Western Dakota Gem & Mineral SocietyRapid City, South Dakota45km
Mindat Locality ID:
44833
Long-form identifier:
mindat:1:2:44833:7
GUID (UUID V4):
9c29ef0d-1d74-495d-98cd-6e2ae862a4bd


Granite pegmatite.
Located 2.5 miles SE of Custer.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


25 valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc. 2 erroneous literature entries.

Detailed Mineral List:

β“˜ Albite
Formula: Na(AlSi3O8)
β“˜ Alluaudite ?
Formula: (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Description: "Alluaudite" from this locality has Mn/Mn + Fe = 0.72 which suggests that a better characterization of this locality's "alluaudite" is needed.
β“˜ Amblygonite
Formula: LiAl(PO4)F
β“˜ Andalusite
Formula: Al2(SiO4)O
β“˜ Arsenolite
Formula: As2O3
β“˜ Arsenopyrite
Formula: FeAsS
β“˜ Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
β“˜ Beryl
Formula: Be3Al2(Si6O18)
β“˜ Cassiterite
Formula: SnO2
β“˜ 'Columbite-(Fe)-Columbite-(Mn) Series'
β“˜ Elbaite
Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
β“˜ Fluorapatite
Formula: Ca5(PO4)3F
β“˜ Heterosite
Formula: (Fe3+,Mn3+)PO4
Description: Parent lithiophilite from this locality has Mn/Mn + Fe = 0.71-0.74 (Moore, 2000).
β“˜ Hureaulite
Formula: Mn2+5(PO3OH)2(PO4)2 · 4H2O
β“˜ Hureaulite var. Bastinite (FRL)
Formula: (Mn,Fe)5(PO4)2(PO3OH)2 · 4H2O
Type Locality:
β“˜ Lazulite
Formula: MgAl2(PO4)2(OH)2
β“˜ 'Lepidolite'
β“˜ Lithiophilite
Formula: LiMn2+PO4
Description: Lithiophilite from this locality has Mn/Mn + Fe = 0.71-0.74 (Moore, 2000).
β“˜ Lithiophilite var. Sicklerite
Formula: Li1-x(Mn3+xMn2+1-x)PO4
β“˜ LΓΆllingite
Formula: FeAs2
β“˜ Microcline
Formula: K(AlSi3O8)
β“˜ Montebrasite
Formula: LiAl(PO4)(OH)
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
β“˜ Purpurite
Formula: Mn3+(PO4)
Description: Parent lithiophilite of this locality has Mn/Mn + Fe = 0.71-0.74 (Moore, 2000).
β“˜ Pyrite
Formula: FeS2
β“˜ Scorodite
Formula: Fe3+AsO4 · 2H2O
β“˜ Sillimanite
Formula: Al2(SiO4)O
β“˜ Spodumene
Formula: LiAlSi2O6
β“˜ Symplesite
Formula: Fe2+3(AsO4)2 · 8H2O
β“˜ Tavorite
Formula: LiFe3+(PO4)(OH)
β“˜ Uraninite
Formula: UO2
β“˜ 'Zinnwaldite' ?

Gallery:

Li1-x(Mn3+xMn2+1-x)PO4β“˜ Lithiophilite var. Sicklerite

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜Pyrite2.EB.05aFeS2
β“˜LΓΆllingite2.EB.15aFeAs2
β“˜Arsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
β“˜Arsenolite4.CB.50As2O3
β“˜Cassiterite4.DB.05SnO2
β“˜Uraninite4.DL.05UO2
Group 8 - Phosphates, Arsenates and Vanadates
β“˜Lithiophilite8.AB.10LiMn2+PO4
β“˜var. Sicklerite8.AB.10Li1-x(Mn3+xMn2+1-x)PO4
β“˜Purpurite8.AB.10Mn3+(PO4)
β“˜Heterosite ?8.AB.10(Fe3+,Mn3+)PO4
β“˜Alluaudite ?8.AC.10(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
β“˜Tavorite8.BB.05LiFe3+(PO4)(OH)
β“˜Amblygonite ?8.BB.05LiAl(PO4)F
β“˜Montebrasite8.BB.05LiAl(PO4)(OH)
β“˜Lazulite8.BB.40MgAl2(PO4)2(OH)2
β“˜Fluorapatite8.BN.05Ca5(PO4)3F
β“˜Hureaulite8.CB.10Mn2+5(PO3OH)2(PO4)2 Β· 4H2O
β“˜var. Bastinite (TL)8.CB.10(Mn,Fe)5(PO4)2(PO3OH)2 Β· 4H2O
β“˜Scorodite8.CD.10Fe3+AsO4 Β· 2H2O
β“˜Symplesite8.CE.45Fe2+3(AsO4)2 Β· 8H2O
β“˜Autunite8.EB.05Ca(UO2)2(PO4)2 Β· 10-12H2O
Group 9 - Silicates
β“˜Sillimanite9.AF.05Al2(SiO4)O
β“˜Andalusite9.AF.10Al2(SiO4)O
β“˜Beryl9.CJ.05Be3Al2(Si6O18)
β“˜Elbaite9.CK.05Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
β“˜Spodumene9.DA.30LiAlSi2O6
β“˜Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
β“˜Microcline9.FA.30K(AlSi3O8)
β“˜Albite9.FA.35Na(AlSi3O8)
Unclassified
β“˜'Lepidolite'-
β“˜'Zinnwaldite' ?-
β“˜'Columbite-(Fe)-Columbite-(Mn) Series'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Hβ“˜ Hureaulite var. Bastinite(Mn,Fe)5(PO4)2(PO3OH)2 · 4H2O
Hβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Hβ“˜ HureauliteMn52+(PO3OH)2(PO4)2 · 4H2O
Hβ“˜ LazuliteMgAl2(PO4)2(OH)2
Hβ“˜ MontebrasiteLiAl(PO4)(OH)
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Hβ“˜ ScoroditeFe3+AsO4 · 2H2O
Hβ“˜ SymplesiteFe32+(AsO4)2 · 8H2O
Hβ“˜ TavoriteLiFe3+(PO4)(OH)
LiLithium
Liβ“˜ AmblygoniteLiAl(PO4)F
Liβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Liβ“˜ LithiophiliteLiMn2+PO4
Liβ“˜ MontebrasiteLiAl(PO4)(OH)
Liβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Liβ“˜ SpodumeneLiAlSi2O6
Liβ“˜ TavoriteLiFe3+(PO4)(OH)
BeBeryllium
Beβ“˜ BerylBe3Al2(Si6O18)
BBoron
Bβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
Oβ“˜ AlbiteNa(AlSi3O8)
Oβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Oβ“˜ AmblygoniteLiAl(PO4)F
Oβ“˜ AndalusiteAl2(SiO4)O
Oβ“˜ ArsenoliteAs2O3
Oβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Oβ“˜ Hureaulite var. Bastinite(Mn,Fe)5(PO4)2(PO3OH)2 · 4H2O
Oβ“˜ BerylBe3Al2(Si6O18)
Oβ“˜ CassiteriteSnO2
Oβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Oβ“˜ FluorapatiteCa5(PO4)3F
Oβ“˜ Heterosite(Fe3+,Mn3+)PO4
Oβ“˜ HureauliteMn52+(PO3OH)2(PO4)2 · 4H2O
Oβ“˜ LazuliteMgAl2(PO4)2(OH)2
Oβ“˜ LithiophiliteLiMn2+PO4
Oβ“˜ MicroclineK(AlSi3O8)
Oβ“˜ MontebrasiteLiAl(PO4)(OH)
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Oβ“˜ PurpuriteMn3+(PO4)
Oβ“˜ ScoroditeFe3+AsO4 · 2H2O
Oβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Oβ“˜ SillimaniteAl2(SiO4)O
Oβ“˜ SpodumeneLiAlSi2O6
Oβ“˜ SymplesiteFe32+(AsO4)2 · 8H2O
Oβ“˜ TavoriteLiFe3+(PO4)(OH)
Oβ“˜ UraniniteUO2
FFluorine
Fβ“˜ AmblygoniteLiAl(PO4)F
Fβ“˜ FluorapatiteCa5(PO4)3F
NaSodium
Naβ“˜ AlbiteNa(AlSi3O8)
Naβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Naβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mgβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Mgβ“˜ LazuliteMgAl2(PO4)2(OH)2
AlAluminium
Alβ“˜ AlbiteNa(AlSi3O8)
Alβ“˜ AmblygoniteLiAl(PO4)F
Alβ“˜ AndalusiteAl2(SiO4)O
Alβ“˜ BerylBe3Al2(Si6O18)
Alβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Alβ“˜ LazuliteMgAl2(PO4)2(OH)2
Alβ“˜ MicroclineK(AlSi3O8)
Alβ“˜ MontebrasiteLiAl(PO4)(OH)
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Alβ“˜ SillimaniteAl2(SiO4)O
Alβ“˜ SpodumeneLiAlSi2O6
SiSilicon
Siβ“˜ AlbiteNa(AlSi3O8)
Siβ“˜ AndalusiteAl2(SiO4)O
Siβ“˜ BerylBe3Al2(Si6O18)
Siβ“˜ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Siβ“˜ MicroclineK(AlSi3O8)
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Siβ“˜ SillimaniteAl2(SiO4)O
Siβ“˜ SpodumeneLiAlSi2O6
PPhosphorus
Pβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Pβ“˜ AmblygoniteLiAl(PO4)F
Pβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Pβ“˜ Hureaulite var. Bastinite(Mn,Fe)5(PO4)2(PO3OH)2 · 4H2O
Pβ“˜ FluorapatiteCa5(PO4)3F
Pβ“˜ Heterosite(Fe3+,Mn3+)PO4
Pβ“˜ HureauliteMn52+(PO3OH)2(PO4)2 · 4H2O
Pβ“˜ LazuliteMgAl2(PO4)2(OH)2
Pβ“˜ LithiophiliteLiMn2+PO4
Pβ“˜ MontebrasiteLiAl(PO4)(OH)
Pβ“˜ PurpuriteMn3+(PO4)
Pβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Pβ“˜ TavoriteLiFe3+(PO4)(OH)
SSulfur
Sβ“˜ ArsenopyriteFeAsS
Sβ“˜ PyriteFeS2
KPotassium
Kβ“˜ MicroclineK(AlSi3O8)
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Caβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Caβ“˜ FluorapatiteCa5(PO4)3F
MnManganese
Mnβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Mnβ“˜ Hureaulite var. Bastinite(Mn,Fe)5(PO4)2(PO3OH)2 · 4H2O
Mnβ“˜ Heterosite(Fe3+,Mn3+)PO4
Mnβ“˜ HureauliteMn52+(PO3OH)2(PO4)2 · 4H2O
Mnβ“˜ LithiophiliteLiMn2+PO4
Mnβ“˜ PurpuriteMn3+(PO4)
Mnβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
FeIron
Feβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Feβ“˜ ArsenopyriteFeAsS
Feβ“˜ Hureaulite var. Bastinite(Mn,Fe)5(PO4)2(PO3OH)2 · 4H2O
Feβ“˜ Heterosite(Fe3+,Mn3+)PO4
Feβ“˜ LΓΆllingiteFeAs2
Feβ“˜ PyriteFeS2
Feβ“˜ ScoroditeFe3+AsO4 · 2H2O
Feβ“˜ SymplesiteFe32+(AsO4)2 · 8H2O
Feβ“˜ TavoriteLiFe3+(PO4)(OH)
AsArsenic
Asβ“˜ ArsenoliteAs2O3
Asβ“˜ ArsenopyriteFeAsS
Asβ“˜ LΓΆllingiteFeAs2
Asβ“˜ ScoroditeFe3+AsO4 · 2H2O
Asβ“˜ SymplesiteFe32+(AsO4)2 · 8H2O
SnTin
Snβ“˜ CassiteriteSnO2
UUranium
Uβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Uβ“˜ UraniniteUO2

Other Regions, Features and Areas containing this locality

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.

References

King, Vandall T. (2000) Mineralogy of Maine Vol. 2 - Mining History, Gems, and Geology. Maine Geological Survey.pp.333-336
Quick NavTopMineral ListOther RegionsReferences
 
and/or  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are Β© OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: May 4, 2024 05:16:12 Page updated: March 24, 2024 02:51:37
Go to top of page