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Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USAi
Regional Level Types
Beecher LodeLode
CusterCity
Custer Mining DistrictMining District
Custer CountyCounty
South DakotaState
USACountry

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PhotosMapsSearch
07976060017271984193579.jpg
Hureaulite

Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
06877450017271984227955.jpg
Columbite-(Fe)

Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
09193510017434420741936.jpg
Strunzite, etc.

Beecher No. 2, Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
02397830017492585681147.jpg
Hureaulite

Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
04303340017492585686738.jpg
Columbite-(Fe)

Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
07909970017433860421470.jpg
Strunzite, etc.

Beecher No. 2, Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
07976060017271984193579.jpg
Hureaulite

Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
06877450017271984227955.jpg
Columbite-(Fe)

Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA
Latitude & Longitude (WGS84):
43° North , 103° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~3km
GRN:
N30W54
Type:
Lode
Köppen climate type:
Dfb : Warm-summer humid continental climate
Mindat Locality ID:
44711
Long-form identifier:
mindat:1:2:44711:6
GUID (UUID V4):
0


Beecher Nos. 1-3 and Black Diamond

A pegmatite mine complex located in the NW¼ sec. 18, T.4S., R.5E., 5 miles southeast of Custer.

Mineralization is a lenticlar, zoned pegmatite body concordant in quartz-mica schist.

Workings include 3 open pits, 2 shafts, 2 inclines and 6 drill holesplus several trenches.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

20 valid minerals.

Rock Types Recorded

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

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Albite var. Cleavelandite
Formula: Na(AlSi3O8)
ⓘ Amblygonite
Formula: LiAl(PO4)F
ⓘ Andalusite
Formula: Al2(SiO4)O
ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ Beryl
Formula: Be3Al2(Si6O18)
ⓘ Cassiterite
Formula: SnO2
ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series'
ⓘ 'Columbite-Tantalite'
ⓘ Elbaite
Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘ 'Feldspar Group'
ⓘ 'Feldspar Group var. Perthite'
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
ⓘ Grunerite
Formula: ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
ⓘ Hematite
Formula: Fe2O3
ⓘ 'Lepidolite'
ⓘ 'Limonite'
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ 'Mica Group'
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
ⓘ Rockbridgeite
Formula: (Fe2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)5
References:
Jesse Corneliusen CollectionIdentified by Jesse Corneliusen: Visual Identification
ⓘ Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘ Sillimanite
Formula: Al2(SiO4)O
ⓘ Spodumene
Formula: LiAlSi2O6
ⓘ Spodumene var. Kunzite
Formula: LiAlSi2O6
ⓘ Staurolite
Formula: Fe2+2Al9Si4O23(OH)
ⓘ Strunzite
Formula: Mn2+Fe3+2(PO4)2(OH)2 · 6H2O
References:
Jesse Corneliusen CollectionIdentified by Jesse Corneliusen: Visual Identification
ⓘ 'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrrhotite2.CC.10Fe1-xS
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘCassiterite4.DB.05SnO2
Group 8 - Phosphates, Arsenates and Vanadates
ⓘAmblygonite8.BB.05LiAl(PO4)F
ⓘRockbridgeite8.BC.10(Fe2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)5
ⓘFluorapatite8.BN.05Ca5(PO4)3F
ⓘStrunzite8.DC.25Mn2+Fe3+2(PO4)2(OH)2 · 6H2O
Group 9 - Silicates
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘAndalusite9.AF.10Al2(SiO4)O
ⓘStaurolite9.AF.30Fe2+2Al9Si4O23(OH)
ⓘBeryl9.CJ.05Be3Al2(Si6O18)
ⓘElbaite9.CK.05Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘSchorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘSpodumene
var. Kunzite		9.DA.30LiAlSi2O6
ⓘ9.DA.30LiAlSi2O6
ⓘGrunerite9.DE.05◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
ⓘvar. Cleavelandite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Feldspar Group'-
ⓘ'Lepidolite'-
ⓘ'Limonite'-
ⓘ'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
ⓘ'Feldspar Group
var. Perthite'		-
ⓘ'Mica Group'-
ⓘ'Columbite-(Fe)-Columbite-(Mn) Series'-
ⓘ'Columbite-Tantalite'-
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe33+(PO4)3(OH)5
Hⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ StauroliteFe22+Al9Si4O23(OH)
Hⓘ StrunziteMn2+Fe23+(PO4)2(OH)2 · 6H2O
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
LiLithium
Liⓘ AmblygoniteLiAl(PO4)F
Liⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Liⓘ Spodumene var. KunziteLiAlSi2O6
Liⓘ SpodumeneLiAlSi2O6
BeBeryllium
Beⓘ BerylBe3Al2(Si6O18)
BBoron
Bⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Bⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Bⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ AmblygoniteLiAl(PO4)F
Oⓘ AndalusiteAl2(SiO4)O
Oⓘ BerylBe3Al2(Si6O18)
Oⓘ CassiteriteSnO2
Oⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Oⓘ HematiteFe2O3
Oⓘ Spodumene var. KunziteLiAlSi2O6
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MicroclineK(AlSi3O8)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe33+(PO4)3(OH)5
Oⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ SpodumeneLiAlSi2O6
Oⓘ StauroliteFe22+Al9Si4O23(OH)
Oⓘ StrunziteMn2+Fe23+(PO4)2(OH)2 · 6H2O
Oⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
Oⓘ Albite var. CleavelanditeNa(AlSi3O8)
Oⓘ Columbite-(Fe)-Columbite-(Mn) Series
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ AmblygoniteLiAl(PO4)F
Fⓘ FluorapatiteCa5(PO4)3F
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Naⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Naⓘ Albite var. CleavelanditeNa(AlSi3O8)
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ AmblygoniteLiAl(PO4)F
Alⓘ AndalusiteAl2(SiO4)O
Alⓘ BerylBe3Al2(Si6O18)
Alⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ Spodumene var. KunziteLiAlSi2O6
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ SillimaniteAl2(SiO4)O
Alⓘ SpodumeneLiAlSi2O6
Alⓘ StauroliteFe22+Al9Si4O23(OH)
Alⓘ Albite var. CleavelanditeNa(AlSi3O8)
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ AndalusiteAl2(SiO4)O
Siⓘ BerylBe3Al2(Si6O18)
Siⓘ ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Siⓘ Spodumene var. KunziteLiAlSi2O6
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ SpodumeneLiAlSi2O6
Siⓘ StauroliteFe22+Al9Si4O23(OH)
Siⓘ Albite var. CleavelanditeNa(AlSi3O8)
PPhosphorus
Pⓘ AmblygoniteLiAl(PO4)F
Pⓘ FluorapatiteCa5(PO4)3F
Pⓘ Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe33+(PO4)3(OH)5
Pⓘ StrunziteMn2+Fe23+(PO4)2(OH)2 · 6H2O
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
Sⓘ PyrrhotiteFe1-xS
ClChlorine
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
MnManganese
Mnⓘ StrunziteMn2+Fe23+(PO4)2(OH)2 · 6H2O
Mnⓘ Columbite-(Fe)-Columbite-(Mn) Series
FeIron
Feⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Feⓘ HematiteFe2O3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyrrhotiteFe1-xS
Feⓘ Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe33+(PO4)3(OH)5
Feⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Feⓘ StauroliteFe22+Al9Si4O23(OH)
Feⓘ StrunziteMn2+Fe23+(PO4)2(OH)2 · 6H2O
Feⓘ Columbite-(Fe)-Columbite-(Mn) Series
NbNiobium
Nbⓘ Columbite-(Fe)-Columbite-(Mn) Series
SnTin
Snⓘ CassiteriteSnO2

Localities in this Region

USA

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.

References

Meeves, H.; Harrer, C.M.; Salsbury, M.H.; Konselman, A.S; Shannon, S.S. Jnr. (1966) Reconnaissance of beryllium-bearing pegmatite deposits in six western states: Arizona, Colorado, New Mexico, South Dakota, Utah, and Wyoming. Bureau of Mines Information Circular 8298. United States Department of the Interior 34 pp.p.32 - (Table A-1)
Smith, Arthur E., Fritzsch, Eric (2000) SOUTH DAKOTA. Rocks & Minerals, 75 (3) 156-169 doi:10.1080/00357520009605635
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