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Old Mike mine (Great Northern; Old Mike M.S.2212), Custer, Custer Mining District, Custer County, South Dakota, USAi
Regional Level Types
Old Mike mine (Great Northern; Old Mike M.S.2212)Mine
CusterCity
Custer Mining DistrictMining District
Custer CountyCounty
South DakotaState
USACountry

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Latitude & Longitude (WGS84):
43° 49' 6'' North , 103° 36' 59'' West
Latitude & Longitude (decimal):
43.81833,-103.61639
GeoHash:
G#: 9xy360uu7
GRN:
N30W54
Type:
Mine
KΓΆppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Custer1,952 (2017)5.9km
Hill City995 (2017)13.1km
Keystone343 (2017)18.0km
Pringle109 (2017)23.4km
Colonial Pine Hills2,493 (2017)32.0km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Western Dakota Gem & Mineral SocietyRapid City, South Dakota42km
Mindat Locality ID:
4109
Long-form identifier:
mindat:1:2:4109:9
GUID (UUID V4):
2999a88c-9d47-4635-89bc-2e0ec3acbe57


Granite pegmatite. Ref.: (in part): Dana 7:I:785. Located near Berne north of Custer.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


14 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

β“˜ Albite
Formula: Na(AlSi3O8)
β“˜ Alluaudite
Formula: (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
β“˜ Beryl
Formula: Be3Al2(Si6O18)
β“˜ Cassiterite
Formula: SnO2
β“˜ 'Columbite-Tantalite'
References:
Dana 7:I:785.
β“˜ Heterosite
Formula: (Fe3+,Mn3+)PO4
β“˜ Lithiophilite
Formula: LiMn2+PO4
β“˜ Lithiophilite var. Sicklerite
Formula: Li1-x(Mn3+xMn2+1-x)PO4
β“˜ LΓΆllingite
Formula: FeAs2
β“˜ Microcline
Formula: K(AlSi3O8)
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
β“˜ Quartz
Formula: SiO2
βœͺ 'Tantalite'
Formula: (Mn,Fe)(Ta,Nb)2O6
Description: Crystal to 41 pounds.
β“˜ Tantalite-(Fe)
Formula: Fe2+Ta2O6
β“˜ 'Tapiolite'
Formula: (Fe,Mn)(Ta,Nb)2O6
β“˜ Triphylite
Formula: LiFe2+PO4
Description: Mn/Mn + Fe = 0.18
β“˜ Vivianite
Formula: Fe2+Fe2+2(PO4)2 · 8H2O
β“˜ Wyllieite (TL)
Formula: (Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
Type Locality:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜LΓΆllingite2.EB.15aFeAs2
Group 4 - Oxides and Hydroxides
β“˜Quartz4.DA.05SiO2
β“˜Cassiterite4.DB.05SnO2
β“˜Tantalite-(Fe)4.DB.35Fe2+Ta2O6
Group 8 - Phosphates, Arsenates and Vanadates
β“˜Triphylite8.AB.10LiFe2+PO4
β“˜Heterosite8.AB.10(Fe3+,Mn3+)PO4
β“˜Lithiophilite8.AB.10LiMn2+PO4
β“˜var. Sicklerite8.AB.10Li1-x(Mn3+xMn2+1-x)PO4
β“˜Alluaudite8.AC.10(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
β“˜Wyllieite (TL)8.AC.15(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
β“˜Vivianite8.CE.40Fe2+Fe2+2(PO4)2 Β· 8H2O
Group 9 - Silicates
β“˜Beryl9.CJ.05Be3Al2(Si6O18)
β“˜Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
β“˜Microcline9.FA.30K(AlSi3O8)
β“˜Albite9.FA.35Na(AlSi3O8)
Unclassified
β“˜'Tapiolite'-(Fe,Mn)(Ta,Nb)2O6
β“˜'Tantalite'-(Mn,Fe)(Ta,Nb)2O6
β“˜'Columbite-Tantalite'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Hβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
LiLithium
Liβ“˜ LithiophiliteLiMn2+PO4
Liβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Liβ“˜ TriphyliteLiFe2+PO4
BeBeryllium
Beβ“˜ BerylBe3Al2(Si6O18)
OOxygen
Oβ“˜ AlbiteNa(AlSi3O8)
Oβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Oβ“˜ BerylBe3Al2(Si6O18)
Oβ“˜ CassiteriteSnO2
Oβ“˜ Tantalite-(Fe)Fe2+Ta2O6
Oβ“˜ Heterosite(Fe3+,Mn3+)PO4
Oβ“˜ LithiophiliteLiMn2+PO4
Oβ“˜ MicroclineK(AlSi3O8)
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Oβ“˜ QuartzSiO2
Oβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Oβ“˜ Tantalite(Mn,Fe)(Ta,Nb)2O6
Oβ“˜ Tapiolite(Fe,Mn)(Ta,Nb)2O6
Oβ“˜ TriphyliteLiFe2+PO4
Oβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
Oβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
NaSodium
Naβ“˜ AlbiteNa(AlSi3O8)
Naβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Naβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
MgMagnesium
Mgβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Mgβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
AlAluminium
Alβ“˜ AlbiteNa(AlSi3O8)
Alβ“˜ BerylBe3Al2(Si6O18)
Alβ“˜ MicroclineK(AlSi3O8)
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Alβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
SiSilicon
Siβ“˜ AlbiteNa(AlSi3O8)
Siβ“˜ BerylBe3Al2(Si6O18)
Siβ“˜ MicroclineK(AlSi3O8)
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Siβ“˜ QuartzSiO2
PPhosphorus
Pβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Pβ“˜ Heterosite(Fe3+,Mn3+)PO4
Pβ“˜ LithiophiliteLiMn2+PO4
Pβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Pβ“˜ TriphyliteLiFe2+PO4
Pβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
Pβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
KPotassium
Kβ“˜ MicroclineK(AlSi3O8)
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Caβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
MnManganese
Mnβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Mnβ“˜ Heterosite(Fe3+,Mn3+)PO4
Mnβ“˜ LithiophiliteLiMn2+PO4
Mnβ“˜ Lithiophilite var. SickleriteLi1-x(Mnx3+Mn2+1-x)PO4
Mnβ“˜ Tantalite(Mn,Fe)(Ta,Nb)2O6
Mnβ“˜ Tapiolite(Fe,Mn)(Ta,Nb)2O6
Mnβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
FeIron
Feβ“˜ Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Feβ“˜ Tantalite-(Fe)Fe2+Ta2O6
Feβ“˜ Heterosite(Fe3+,Mn3+)PO4
Feβ“˜ LΓΆllingiteFeAs2
Feβ“˜ Tantalite(Mn,Fe)(Ta,Nb)2O6
Feβ“˜ Tapiolite(Fe,Mn)(Ta,Nb)2O6
Feβ“˜ TriphyliteLiFe2+PO4
Feβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
Feβ“˜ Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
AsArsenic
Asβ“˜ LΓΆllingiteFeAs2
NbNiobium
Nbβ“˜ Tantalite(Mn,Fe)(Ta,Nb)2O6
Nbβ“˜ Tapiolite(Fe,Mn)(Ta,Nb)2O6
SnTin
Snβ“˜ CassiteriteSnO2
TaTantalum
Taβ“˜ Tantalite-(Fe)Fe2+Ta2O6
Taβ“˜ Tantalite(Mn,Fe)(Ta,Nb)2O6
Taβ“˜ Tapiolite(Fe,Mn)(Ta,Nb)2O6

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
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