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Diamond Mica Mine, Keystone, Keystone District, Pennington Co., South Dakota, USAi
Regional Level Types
Diamond Mica MineMine
Keystone- not defined -
Keystone DistrictMining District
Pennington Co.County
South DakotaState
USACountry

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Key
Lock Map
Latitude & Longitude (WGS84):
43° North , 103° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~3km
Locality type:


Ref.: Rocks & Min.:60:113. A mica mine located 0.6 km South of the Hugo Mine near Keystone. SE/4 NE/4 NE/4 Sec 17 T2S R6E.

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


9 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: R&M 75:3 pp 156-169; Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills; Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. USGS Professional Paper 297E.
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Reference: Am Min 55:5-6 pp 981-1002
Beryl
Formula: Be3Al2(Si6O18)
Reference: R&M 75:3 pp 156-169
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Reference: Am Min 55:5-6 pp 981-1002
Microcline
Formula: K(AlSi3O8)
Reference: R&M 75:3 pp 156-169; Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills; Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. USGS Professional Paper 297E.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Rocks & Min.:60:113.; Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills; Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. USGS Professional Paper 297E.
Quartz
Formula: SiO2
Reference: Rocks & Min.:60:113.; Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills; Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. USGS Professional Paper 297E.
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: R&M 75:3 pp 156-169
Siderite
Formula: FeCO3
Reference: R&M 75:3 pp 156-169
Spessartine
Formula: Mn2+3Al2(SiO4)3
Reference: Rocks & Min.:60:113.
Triphylite
Formula: LiFe2+PO4
Reference: R&M 75:3 pp 156-169

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Siderite5.AB.05FeCO3
Group 8 - Phosphates, Arsenates and Vanadates
Triphylite8.AB.10LiFe2+PO4
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Beryl9.CJ.05Be3Al2(Si6O18)
Microcline9.FA.30K(AlSi3O8)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Schorl9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Unclassified Minerals, Rocks, etc.
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2

List of minerals arranged by Dana 8th Edition classification

Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Siderite14.1.1.3FeCO3
Group 38 - ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
ABXO4
Triphylite38.1.1.1LiFe2+PO4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Spessartine51.4.3a.3Mn2+3Al2(SiO4)3
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Six-Membered Rings with borate groups
Schorl61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Microcline76.1.1.5K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2

List of minerals for each chemical element

HHydrogen
H ApatiteCa5(PO4)3(Cl/F/OH)
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
LiLithium
Li TriphyliteLiFe2+PO4
BeBeryllium
Be BerylBe3Al2(Si6O18)
BBoron
B SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
C SideriteFeCO3
OOxygen
O ApatiteCa5(PO4)3(Cl/F/OH)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O SpessartineMn32+Al2(SiO4)3
O QuartzSiO2
O AlbiteNa(AlSi3O8)
O BerylBe3Al2(Si6O18)
O MicroclineK(AlSi3O8)
O SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
O SideriteFeCO3
O TriphyliteLiFe2+PO4
FFluorine
F ApatiteCa5(PO4)3(Cl/F/OH)
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
NaSodium
Na AlbiteNa(AlSi3O8)
Na SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al SpessartineMn32+Al2(SiO4)3
Al AlbiteNa(AlSi3O8)
Al BerylBe3Al2(Si6O18)
Al MicroclineK(AlSi3O8)
Al SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
SiSilicon
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si SpessartineMn32+Al2(SiO4)3
Si QuartzSiO2
Si AlbiteNa(AlSi3O8)
Si BerylBe3Al2(Si6O18)
Si MicroclineK(AlSi3O8)
Si SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
P TriphyliteLiFe2+PO4
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K MicroclineK(AlSi3O8)
CaCalcium
Ca ApatiteCa5(PO4)3(Cl/F/OH)
MnManganese
Mn SpessartineMn32+Al2(SiO4)3
FeIron
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Fe SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Fe SideriteFeCO3
Fe TriphyliteLiFe2+PO4

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