Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Custer District, Custer Co., South Dakota, USA

Oldest recorded age at locality: 1715
Youngest recorded age at locality: 274

mindat Locality ID: 4111
mindat URL: http://www.mindat.org/loc-4111.html

Tectonic Settings:

Total number of sublocalities beneath "Custer District, Custer Co., South Dakota, USA": 313
Total number of bottom-level sublocalities: 302

Number of Child Localities: 200
Child Localities:
A. M. Lode Occurrence
Agnew Pegmatite
Aladdin Mine
Albert Lee Lode Occurrence
Amber Lode
Amphibolite
Amphibolite (2)
Ann Mine (Gladys Wells Mine; Gladys Nells Mine On The Map)
Antler Mine
Arcade Nos. 1 And 2 Lodes
Ballard Mine
Bare Top No. 1 Lode Occurrence
Bare Top No. 2 Lode Occurrence
Beck Lode
Berne
Bet Lode
Bet Lode IMC Prospect
Big Bull Lode Prospect
Big Horn Lode Prospect
Big Thom No. 1
Big Time Lode Prospect
Big Tom Mine (Kem Lode)
Bink Lode
Black Diamond Mine
Black Hills Sand Company Cliff Deposit (South Dakota Sand Company; Texas Mining Corporation)
Blue Bird Lode
Breezy Point
Brown Prospect
Bull Elk Mine
Bull Head And Roosevelt Lodes Prospect
Burgess Mica Prospect
Burt Mica Mine (Bur; Burk)
Buster No. 3 Claim
Carrol Claim
Case Claims
Cat Lode
Chipmunk No. 25 Claim (Dilley's Chipmunk)
Come Along Lode (Flora Tin Prospect)
Crow Formation
Custer
Custer Mica Lodes Nos. 1 And 2 Occurrence
Dalmon Mica Mine
Diamond Quartz Lode
Dike No. 2 Mine
Dilley's Mine
Dorothy Lode
Dorothy No. 1 Lode Occurrence
Dorothy V Prospect (Van)
Dot Lode Prospect
Dubuque And Royal Flush Claims (Gayle Lode)
E. L. Davis Mine (St. Louis Mine)
E. M. Lode Prospect
Earl Lode
East Lode Prospect
Elk Ridge Lode
Empire Pegmatite Occurrence
Eruption Lode (Volcano Lode)
Evergreen Group (Evergreen No. 1)
February Mica Lode Mine
Florence Lode Prospect (Harbach Mine)
Flynn Lode Occurrence
Forty-Five Lode Occurrence
Fourmile
Friday Lode Occurrence
Gira And Ainsley's Dike
Glenwood Mica Mine (Hampton Mine)
Granite Reef Mine
Gray Rocks Lode
H. & M. Lode No. 5
Harball's Mine (Happy No. 1; Happy No. 2)
Harry Lode Occurrence
Haselrodt Lode Occurrence
Heidepriem And Cattles Mine
Helen Group (Helen Lode; Helen No. 5; Helen No. 1; Helen No. 2; Helen No. 3; Helen No. 4)
Henry Gift Lode Prospect
High Lode Occurrence
High Lode Prospect
Highview Prospect
Hofert Arcade (Victory No. 1 Prospect)
Homestead No. 2 Prospect
Homestead No. 3 Prospect
Hub Mine
I X L Fraction Occurrence
I X L Lode
I X L Lode No. 3 Feldspar Prospect
I X L Lode No. 4 Prospect
Inca Mine
Independence Lode Occurrence
Independence No. 1 Lode Occurrence
Jack Rabbit Mine
Keystone Lode Occurrence
L-5 And L-5-III Lodes
Langford Prospect (Mohawk Mica)
Lee Burrow's Dike (Walch Mine)
Lincoln Lode Prospect
Lincoln No. 1 Lode Occurrence
Lincoln No. 6 Lode
Lincoln No. 7 Lode Prospect
Lincoln Number Five Lode Prospect
Lithia Lode
Little Spar Mine
Lookout No. 5 Lode
Lost Bonanza Mine
Lost Indian Mica Lode
Lost Spring Lode Prospect
Lucky Spar Lode Occurrence
Lucky Star Prospect
Lucky Twist Mine (Sutherland Mine)
Mallon Mine
Marydale Prospect
Maxine Lode Prospect
Mayo Lode
McArthur Mine (Firestone Mine)
McClaren Mine (Red Bird Mine)
Mica King Mine (Lost Bonanza; Cook Mine)
Mica Queen No. 1 Prospect
Midas Mine (Brocha Mine)
Milton Mine
Minnie V
Mitchell Lode Occurrence
Mitchell No. 1 Lode Occurrence
Mitchell No. 2 Lode Occurrence
Moon Lode Prospect
New Deal Lode
Number Nine Lode
O K No. 2 Lode Occurrence
O K No. 4 Lode Occurrence
Old Missouri Prospect
One Point Lode Occurrence
Phelps Lode (Roosevelt Lode)
Phillip Mine
Pick Lode Occurrence
Pine Top Fraction Lode Occurrence
Pine Top Lode
Pinecone Lode (Wayside Lode)
Pinky Claims
Pit Lode
Poppy Lode
Pot Lode
Pringle
Punch Mine (Wyoming Lode)
Quartz Veins
Rachel D Mine
Rainbow Claim
Rambler Lode
Raver And Michaud Mine
Ray Prospect (Ray Mica Prospect)
Red Rose No. 1 Lode Occurrence
Ridge Lode Occurrence
Rives Lode
Roadside Mine
Roxy Lode Occurrence
Ruby Creek
Ruby Reef Claims (Ruby Reef; Ruby Reef No. 1)
Saw Lode Occurrence
Schist
Schist (2)
Schist (3)
Seal Mine
Seller's Mine
Short Lode Occurrence
Silver Dollar Mine
Silver Top Lode
Skeleton Lode
Sno Lode Occurrence
Sno No. 2 Lode Occurrence
Snowflake Prospect
Soda Spar Mine
Sonny Boy Prospect
South Lode Occurrence
Spring Lode
Spud Lode Occurrence
Sunrise Lode Occurrence
Sunset Lode Occurrence
Sunshine Mica Prospect
Surprise Mica Mine
Sylvanite Lode Occurrence (Bob Davis Mine)
Tenderfoot Spud Lode Prospect
Terry & Terry No. 1 Claims (Thom Carroll Property)
Tillison's Mine
Tom Carroll Claim
Top Lode Occurrence
Triangle A Lode (Triangle Mine)
Tut Lode Mine
Vestal Springs
Virginia Dike Occurrence
Walsh Mica Prospect
Walt Herbert Lode
Warren Draw Mine (Warren Gulch Mine)
Warren Gulch
Weidner Claim
West Lode Prospect
White Cloud Prospect
White Dog Mica Mine
White Mica Lode And White Mica No. 1 Lode Mine
White Tail Lode
Wildwood No. 1 To No. 4 Lodes
Wilhelm Mine
Willdon Mine
Wright Mica Lode

Latitude: 43°44'9"N
Longitude: 103°35'30"W
Decimal Degree (lat, lon): 43.735833333333,-103.59166666667
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au B Ba Be Bi C Ca Cd Ce Cl Cs Cu F Fe H K Li Mg Mn Na Nb O P Pb S Sb Si Sn Sr Ta Te Ti U V W Y Zn Zr 

Elements from minerals reported directly at this locality: Mg O Si 

Structural Groups for minerals in this locality: 
AlluauditeAluniteAmorphousAmphiboleAnalcimeAndalusiteApatiteAragoniteArrojaditeArsenic
ArseniosideriteArsenoliteArsenopyriteArthuriteAutuniteBerauniteBerylBismutiteBjarebyiteCalcioferrite
CalciteCancriniteCancrinite-sodaliteCeriteChalcopyriteChildreniteChloriteClayClinozoisiteColumbite
CorundumCovelliteDanburiteDiasporeDufréniteEpidoteFairfielditeFeldsparFluoriteGadolinite
GarnetGraftoniteGypsumHopeiteHureauliteJahnsiteKaoliniteLöllingiteLaueiteLazulite
LeucophosphiteMalachiteMarcasiteMelanteriteMeloniteMeta-autuniteMicaNickelineNoneNot in a structural group
OlivineOveritePharmacosideritePhosphosideritePyritePyroxeneQuartzReddingiteRockbridgeiteRocksalt
RoscheriteRutileScheeliteSchoepiteSmectite-vermiculiteSphaleriteSpinelStauroliteStewartiteStibnite
StrunziteSymplesiteTetradymiteTetrahedriteTitaniteTourmalineTridymiteTripliteVivianiteWagnerite
WalentaiteWarditeWicksiteWurtziteZircon

185 IMA Minerals at location:
Albite  (*)Alluaudite  (*)Almandine  (*)Amblygonite  (*)Andalusite  (*)
Aragonite  (*)Arrojadite-(KFe)  (*)Arseniosiderite  (*)Arsenolite  (*)Arsenopyrite  (*)
Aurichalcite  (*)Autunite  (*)Azurite  (*)Barbosalite  (*)Beraunite  (*)
Bermanite  (*)Bertrandite  (*)Beryl  (*)Bismite  (*)Bismuth  (*)
Bismuthinite  (*)Bismutite  (*)Bornite  (*)Britholite-(Ce)  (*)Cacoxenite  (*)
Calcite  (*)Cassiterite  (*)Chalcocite  (*)Chalcopyrite  (*)Childrenite  (*)
Chrysoberyl  (*)Clinobisvanite  (*)Collinsite  (*)Cookeite  (*)Cordierite  (*)
Covellite  (*)Crandallite  (*)Cyrilovite  (*)Dawsonite  (*)Diadochite  (*)
Diopside  (*)Dufrénite  (*)Ehrleite  (*)Elbaite  (*)Englishite  (*)
Eosphorite  (*)Epidote  (*)Faheyite  (*)Fairfieldite  (*)Ferrisicklerite  (*)
Ferrobobfergusonite  (*)Ferrowyllieite  (*)Fluorapatite  (*)Forsterite  (*)Fourmarierite  (*)
Fransoletite  (*)Frondelite  (*)Galena  (*)Goethite  (*)Gordonite  (*)
Goyazite  (*)Graftonite  (*)Greenockite  (*)Greifensteinite  (*)Grunerite  (*)
Gypsum  (*)Hematite  (*)Hemimorphite  (*)Heterosite  (*)Hopeite  (*)
Hureaulite  (*)Hurlbutite  (*)Hydroxylapatite  (*)Hydroxylherderite  (*)Hydrozincite  (*)
Ixiolite  (*)Jahnsite-(CaMnMg)  (*)Jahnsite-(CaMnMn)  (*)Jahnsite-(NaFeMg)  (*)Jahnsite-(NaMnMg)  (*)
Kaolinite  (*)Kasolite  (*)Kidwellite  (*)Kingsmountite  (*)Kryzhanovskite  (*)
Kyanite  (*)Laueite  (*)Lazulite  (*)Leucophosphite  (*)Lithiophilite  (*)
Lithiophosphate  (*)Löllingite  (*)Ludlamite  (*)Magnetite  (*)Malachite  (*)
Marcasite  (*)Melanterite  (*)Messelite  (*)Meta-autunite  (*)Metaswitzerite  (*)
Metavivianite  (*)Microcline  (*)Mitridatite  (*)Montebrasite  (*)Montgomeryite  (*)
Montmorillonite  (*)Muscovite  (*)Opal  (*)Pahasapaite  (*)Parafransoletite  (*)
Pararobertsite  (*)Parascholzite  (*)Parasymplesite  (*)Perloffite  (*)Pharmacosiderite  (*)
Phosphoferrite  (*)Phosphosiderite  (*)Pollucite  (*)Purpurite  (*)Pyrite  (*)
Pyrolusite  (*)Pyrrhotite  (*)Quartz  (*)Reddingite  (*)Robertsite  (*)
Rockbridgeite  (*)Roscherite  (*)Rosemaryite  (*)Rutile  (*)Sarcopside  (*)
Scheelite  (*)Schneiderhöhnite  (*)Scholzite  (*)Schorl  (*)Scorodite  (*)
Scorzalite  (*)Segelerite  (*)Sicklerite  (*)Siderite  (*)Sillimanite  (*)
Smithsonite  (*)Spessartine  (*)Sphalerite  (*)Spodumene  (*)Staurolite  (*)
Stewartite  (*)Strengite  (*)Strunzite  (*)Svanbergite  (*)Switzerite  (*)
Sylvanite  (*)Symplesite  (*)Tantalite-(Fe)  (*)Tavorite  (*)Tellurite  (*)
Tetradymite  (*)Tetrahedrite-(Zn)  (*)Tinsleyite  (*)Tiptopite  (*)Titanite  (*)
Todorokite  (*)Torbernite  (*)Tremolite  (*)Tridymite  (*)Triphylite  (*)
Triplite  (*)Triploidite  (*)Uraninite  (*)Uranophane-α  (*)Ushkovite  (*)
Vanadinite  (*)Vandendriesscheite  (*)Vivianite  (*)Walentaite  (*)Wardite  (*)
Whiteite-(CaMnMg)  (*)Whitlockite  (*)Whitmoreite  (*)Wicksite  (*)Wolfeite  (*)
Wyllieite  (*)Xanthoxenite  (*)Xenotime-(Y)  (*)Zircon  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)1710158075264725,264735,264742,264751,264752,264761,264763,264764,264765,264767,264768,264769,264770,264771,264772,264779,264780,264781,264782,264783,264785,264786,264787,264789,264790,264793,264796,264797,264798,264799,264800,264801,264802,264807,264811,264814,264818,264821,264825,264828,264829,264831,264832,264847,264848,264849,264850,264859,264860,264867,264869,264876,264882,264885,264886,264897,264903,264927,264935,264944,264946,264948,264959,264961,264973,264974,264982,264990,264996,265003,265004,265018,265019,265024,2650308803
Alluaudite  (*)Alluaudite   NaMnFe3+2(PO4)31702170211264735,264770,264779,264781,264786,264790,264825,264829,264832,264935,26496194
Almandine  (*)GarnetFe2+3Al2(SiO4)3171015809264771,264777,264787,264792,264795,264829,264831,264832,2649552353
Amblygonite  (*)NoneLiAl(PO4)F1710158022264735,264742,264761,264770,264780,264781,264785,264787,264793,264811,264818,264825,264828,264831,264832,264835,264847,264860,264869,264995,265018,265028244
Andalusite  (*)AndalusiteAl2SiO5170217026264734,264761,264764,264772,264779,2647961310
Aragonite  (*)AragoniteCa(CO3)1702170212649613250
Arrojadite-(KFe)  (*)Arrojadite(KNa)Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)217021702126479750
Arseniosiderite  (*)ArseniosideriteCa2Fe3+3O2(AsO4)3·3H2O170217021264832194
Arsenolite  (*)ArsenoliteAs2O3170217023264772,264799,264927231
Arsenopyrite  (*)ArsenopyriteFeAsS170217027264735,264768,264772,264787,264799,264832,2649279052
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)6171015801264831919
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O171015807264735,264772,264780,264829,264831,264832,2649271272
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)21710158012648315509
Barbosalite  (*)LazuliteFe2+Fe3+2(PO4)2(OH)2170217022264768,26483243
Beraunite  (*)BerauniteFe3+6(PO4)4O(OH)4·6H2O170217022264832,264927136
Bermanite  (*)ArthuriteMn2+Mn3+2(PO4)2(OH)2·4H2O170217024264768,264783,264832,26492755
Bertrandite  (*)Not in a structural groupBe4Si2O7(OH)2170217021264825606
Beryl  (*)BerylBe3Al2Si6O181710158089264728,264731,264735,264736,264742,264746,264753,264756,264757,264761,264762,264764,264765,264767,264768,264769,264771,264772,264773,264778,264779,264780,264781,264782,264783,264784,264785,264786,264787,264788,264790,264797,264798,264799,264801,264807,264809,264811,264814,264818,264819,264825,264828,264829,264830,264831,264832,264833,264847,264849,264851,264856,264859,264860,264866,264867,264869,264871,264876,264877,264881,264882,264884,264887,264894,264911,264918,264927,264935,264936,264940,264945,264946,264948,264950,264957,264959,264960,264963,264973,264990,264996,265003,265004,265009,265018,265023,265028,2650304286
Bismite  (*)NoneBi2O3170217021264791214
Bismuth  (*)ArsenicBi171015803264735,264831,2648321966
Bismuthinite  (*)StibniteBi2S31710158012648311935
Bismutite  (*)BismutiteBi2O2(CO3)171015801264824716
Bornite  (*)NoneCu5FeS4171015802264766,2648315516
Britholite-(Ce)  (*)Apatite(Ce,Ca)5(SiO4)3(OH)170217021264794115
Cacoxenite  (*)NoneFe3+24AlO6(PO4)17(OH)12·75H2O170217022264768,264791280
Calcite  (*)CalciteCa(CO3)171015804264794,264831,264961,26499127770
Cassiterite  (*)RutileSnO21710158012264733,264735,264758,264761,264770,264772,264779,264785,264786,264825,264831,2648325171
Chalcocite  (*)NoneCu2S1702170212647665707
Chalcopyrite  (*)ChalcopyriteCuFeS217101580126483127198
Childrenite  (*)ChildreniteFe2+Al(PO4)(OH)2·H2O17021702126482593
Chrysoberyl  (*)OlivineBeAl2O4170217027264778,264787,264790,264791,264797,264830,264946321
Clinobisvanite  (*)NoneBi(VO4)17021702126479036
Collinsite  (*)FairfielditeCa2Mg(PO4)2·2H2O170217022264832,26492738
Cookeite  (*)Chlorite Clay(Al,Li)3Al2(Si,Al)4O10(OH)8171015801264831181
Cordierite  (*)BerylMg2Al4Si5O181702170212647231008
Covellite  (*)CovelliteCuS171015802264766,2648314165
Crandallite  (*)AluniteCaAl3(PO4)(PO3OH)(OH)6170217021264832310
Cyrilovite  (*)WarditeNaFe3+3(PO4)2(OH)4·2H2O17021702126483260
Dawsonite  (*)NoneNaAl(CO3)(OH)217101580126483190
Diadochite  (*)AmorphousFe3+2(PO4)(SO4)(OH)·6H2O17021702126483281
Diopside  (*)PyroxeneCaMgSi2O6170217022264723,2649914135
Dufrénite  (*)DufréniteCa0.5Fe2+Fe3+5(PO4)4(OH)6·2H2O170217022264791,264832139
Ehrleite  (*)NoneCa2ZnBe(PO4)2(PO3OH)·4H2O1702170212648321
Elbaite  (*)TourmalineNa(Al1.5Li1.5)Al6(Si6O18)(BO3)3(OH)3(OH)170217025264719,264761,264772,264793,264832520
Englishite  (*)NoneK3Na2Ca10Al15(OH)7(PO4)21·26H2O1702170212648326
Eosphorite  (*)ChildreniteMn2+Al(PO4)(OH)2·H2O170217021264832128
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)170217022264825,2649918173
Faheyite  (*)NoneBe2Mn2+Fe3+2(PO4)4·6H2O1702170212647913
Fairfieldite  (*)FairfielditeCa2Mn2+(PO4)2·2H2O170217022264768,26483272
Ferrisicklerite  (*)OlivineLi1-x(Fe3+,Mn2+)(PO4)171015803264829,264831,264832108
Ferrobobfergusonite  (*)None   Na2Fe2+5Fe3+Al(PO4)61702170212647971
Ferrowyllieite  (*)NoneNaNaFe2+(Fe2+Al)(PO4)31702170212647974
Fluorapatite  (*)ApatiteCa5(PO4)3F1710158018264735,264761,264768,264770,264771,264772,264779,264780,264781,264787,264790,264791,264794,264801,264825,264831,264832,2649272740
Forsterite  (*)OlivineMg2(SiO4)171527401188
Fourmarierite  (*)SchoepitePb1-xO3-2x(UO2)4(OH)4+2x·4H2O171015802264829,26483161
Fransoletite  (*)NoneCa3Be2(PO4)2(PO3OH)2·4H2O1702170212648321
Frondelite  (*)Rockbridgeite(Mn2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)517021702126483252
Galena  (*)RocksaltPbS17021702126483224243
Goethite  (*)DiasporeFeO(OH)171015802264831,2648327437
Gordonite  (*)LaueiteMgAl2(PO4)2(OH)2·8H2O17021702126483218
Goyazite  (*)AluniteSrAl3(PO4)(PO3OH)(OH)6170217021264832173
Graftonite  (*)GraftoniteFe2+Fe2+2(PO4)2170217024264735,264768,264797,264799107
Greenockite  (*)WurtziteCdS170217021264836717
Greifensteinite  (*)RoscheriteCa2Be4Fe2+5(PO4)6(OH)4·6H2O17021702126483227
Grunerite  (*)Amphibole   Fe2+2Fe2+5Si8O22(OH)2170217021264764223
Gypsum  (*)GypsumCa(SO4)·2H2O1702170212647686890
Hematite  (*)CorundumFe2O3170217023264764,264825,26501814640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O1710158012648311689
Heterosite  (*)OlivineFe3+(PO4)1702170217264768,264770,264771,264779,264780,264781,264786,264790,264797,264799,264825,264828,264829,264832,264927,264935,264961204
Hopeite  (*)HopeiteZn3(PO4)2·4H2O17021702126483229
Hureaulite  (*)HureauliteMn2+5(PO3OH)2(PO4)2·4H2O170217028264735,264768,264772,264779,264781,264790,264832,264927125
Hurlbutite  (*)DanburiteCaBe2(PO4)217021702126483214
Hydroxylapatite  (*)ApatiteCa5(PO4)3OH170217022264832,264927367
Hydroxylherderite  (*)GadoliniteCaBe(PO4)(OH)170217021264832119
Hydrozincite  (*)NoneZn5(CO3)2(OH)61710158012648311066
Ixiolite  (*)Columbite(Ta2/3Mn2+1/3)O2170217021264825148
Jahnsite-(CaMnMg)  (*)JahnsiteCaMn2+Mg2Fe3+2(PO4)4(OH)2·8H2O17021702126483214
Jahnsite-(CaMnMn)  (*)JahnsiteCaMn2+Mn2+2Fe3+2(PO4)4(OH)2·8H2O17021702126476818
Jahnsite-(NaFeMg)  (*)JahnsiteNaFe3+Mg2Fe3+2(PO4)4(OH)2·8H2O1702170212648323
Jahnsite-(NaMnMg)  (*)Jahnsite(Na,Ca)(Mn2+,Fe3+)(Mg,Fe3+)2Fe3+2(PO4)4(OH)2(H2O)81702170212648323
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)4171015802264779,2648315591
Kasolite  (*)NonePb(UO2)(SiO4)·H2O171015801264831198
Kidwellite  (*)NoneNaFe3+9+x(PO4)6(OH)11·3H2O (x ≈ 0.33)17021702126483253
Kingsmountite  (*)CalcioferriteCa3MnFe2+Al4(PO4)6(OH)4·12H2O17021702126483212
Kryzhanovskite  (*)Reddingite(Fe3+,Mn2+)3(PO4)2(OH,H2O)3170217022264768,26483234
Kyanite  (*)Not in a structural groupAl2OSiO4170217022264723,2649901507
Laueite  (*)LaueiteMn2+Fe3+2(PO4)2(OH)2·8H2O170217024264768,264780,264832,26492770
Lazulite  (*)LazuliteMgAl2(PO4)2(OH)2170217021264772232
Leucophosphite  (*)LeucophosphiteKFe3+2(PO4)2(OH)·2H2O170217023264768,264832,264927110
Lithiophilite  (*)OlivineLiMn2+(PO4)170217027264772,264784,264786,264814,264818,264847,265008155
Lithiophosphate  (*)NoneLi3(PO4)1702170212648327
Löllingite  (*)LöllingiteFeAs21710158013264735,264770,264772,264779,264780,264781,264786,264787,264797,264814,264831,264927,265024762
Ludlamite  (*)NoneFe2+3(PO4)2·4H2O170217022264768,26483266
Magnetite  (*)SpinelFe2+Fe3+2O4171015804264723,264764,264789,26483114899
Malachite  (*)MalachiteCu2(CO3)(OH)217101580126483112537
Marcasite  (*)MarcasiteFeS21702170212648325674
Melanterite  (*)MelanteriteFe(SO4)·7H2O170217021264935915
Messelite  (*)FairfielditeCa2Fe2+(PO4)2·2H2O170217022264832,26492743
Meta-autunite  (*)Meta-autuniteCa(UO2)2(PO4)2·6H2O171015803264791,264831,264832388
Metaswitzerite  (*)NoneMn2+3(PO4)2·4H2O17021702126483222
Metavivianite  (*)SymplesiteFe2+Fe3+2(PO4)2(OH)2·6H2O17021702126476826
Microcline  (*)FeldsparK(AlSi3O8)1710158057264719,264725,264735,264761,264764,264768,264769,264770,264771,264772,264773,264779,264780,264781,264782,264783,264785,264786,264787,264789,264790,264793,264796,264797,264799,264800,264801,264807,264809,264811,264814,264819,264825,264828,264829,264831,264832,264847,264848,264849,264860,264862,264879,264892,264897,264918,264927,264935,264941,264946,264957,264961,264996,265003,265004,265009,2650304924
Mitridatite  (*)ArseniosideriteCa2Fe3+3O2(PO4)3·3H2O170217025264768,264780,264797,264832,264927129
Montebrasite  (*)NoneLiAl(PO4)(OH)171015805264735,264772,264780,264831,264832200
Montgomeryite  (*)CalcioferriteCa4MgAl4(PO4)6(OH)4·12H2O170217022264832,26492744
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O1710158012648311508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)21710158086264720,264726,264728,264735,264742,264744,264751,264752,264757,264761,264763,264764,264765,264767,264768,264769,264770,264771,264772,264773,264779,264780,264781,264782,264783,264785,264786,264787,264788,264789,264790,264792,264793,264797,264798,264799,264801,264802,264807,264809,264811,264814,264818,264825,264828,264829,264830,264831,264832,264835,264847,264848,264849,264856,264860,264867,264869,264872,264876,264877,264879,264885,264887,264897,264903,264911,264927,264935,264944,264946,264948,264949,264959,264961,264963,264973,264974,264990,264996,265003,265004,265018,265019,265024,265028,26503017380
Opal  (*)AmorphousSiO2·nH2O1702170212648252994
Pahasapaite  (*)NoneLi8(Ca,Li,K)10Be24(PO4)24·38H2O1702170212648321
Parafransoletite  (*)NoneCa3Be2(PO4)2(PO3OH)2·4H2O1702170212648321
Pararobertsite  (*)NoneCa2Mn3+3(PO4)3O2·3H2O1702170212648321
Parascholzite  (*)NoneCaZn2(PO4)2·2H2O17021702126483212
Parasymplesite  (*)VivianiteFe2+3(AsO4)2·8H2O170217021264927124
Perloffite  (*)BjarebyiteBaMn2+2Fe3+2(PO4)3(OH)31702170212648327
Pharmacosiderite  (*)PharmacosideriteKFe3+4(AsO4)3(OH)4·6-7H2O170217022264832,264927428
Phosphoferrite  (*)ReddingiteFe2+3(PO4)2·3H2O170217022264768,26483231
Phosphosiderite  (*)PhosphosideriteFe3+(PO4)·2H2O170217024264735,264768,264791,264927182
Pollucite  (*)AnalcimeCs(Si2Al)O6·nH2O171015801264831140
Purpurite  (*)OlivineMn3+(PO4)170217023264772,264814,26482580
Pyrite  (*)PyriteFeS2170217026264735,264768,264772,264832,264935,26499039462
Pyrolusite  (*)RutileMnO21710158012648313106
Pyrrhotite  (*)NickelineFe7S8170217026264735,264761,264768,264794,264860,2649909056
Quartz  (*)QuartzSiO21715274204264718,264719,264720,264721,264725,264726,264727,264728,264729,264730,264731,264735,264736,264739,264742,264746,264751,264752,264756,264757,264758,264761,264763,264764,264765,264766,264767,264768,264769,264770,264771,264773,264778,264779,264780,264781,264782,264785,264786,264787,264788,264789,264790,264791,264793,264794,264796,264797,264798,264799,264800,264801,264802,264803,264805,264807,264808,264809,264811,264812,264813,264814,264815,264818,264819,264822,264823,264825,264828,264829,264830,264831,264832,264833,264838,264839,264840,264841,264842,264843,264845,264847,264848,264849,264850,264851,264852,264853,264854,264855,264856,264857,264858,264859,264860,264862,264863,264864,264865,264866,264867,264869,264870,264871,264872,264874,264875,264876,264877,264879,264880,264881,264882,264884,264885,264886,264887,264889,264890,264891,264892,264893,264895,264896,264897,264898,264899,264900,264901,264902,264903,264904,264907,264908,264909,264911,264912,264913,264914,264915,264916,264918,264927,264928,264932,264935,264936,264939,264940,264941,264942,264945,264946,264948,264949,264950,264953,264954,264956,264957,264959,264961,264963,264967,264968,264969,264972,264974,264976,264977,264978,264979,264981,264982,264983,264984,264985,264989,264990,264991,264993,264994,264996,264998,265000,265001,265002,265003,265004,265005,265008,265009,265010,265011,265012,265018,265019,265020,265022,265023,265024,265025,265028,26503061156
Reddingite  (*)ReddingiteMn2+3(PO4)2·3H2O17021702126476824
Robertsite  (*)ArseniosideriteCa2Mn3+3O2(PO4)3·3H2O170217023264783,264832,26492736
Rockbridgeite  (*)Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)5170217024264768,264829,264832,264927206
Roscherite  (*)RoscheriteCa2Mn2+5Be4(PO4)6(OH)4·6H2O17021702126483222
Rosemaryite  (*)None   NaMn2+(Fe3+Al)(PO4)31702170212647907
Rutile  (*)RutileTiO2170217022264723,2649665614
Sarcopside  (*)NoneFe2+3(PO4)2170217022264768,26479758
Scheelite  (*)ScheeliteCa(WO4)1702170212647944894
Schneiderhöhnite  (*)NoneFe2+Fe3+3As3+5O1317021702126492715
Scholzite  (*)NoneCaZn2(PO4)2·2H2O17021702126483220
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)1710158025264735,264752,264761,264769,264771,264773,264779,264781,264782,264785,264787,264790,264792,264797,264799,264814,264825,264828,264831,264832,264835,264927,264935,264941,2649612705
Scorodite  (*)NoneFe3+(AsO4)·2H2O170217025264768,264772,264787,264832,2649271153
Scorzalite  (*)LazuliteFe2+Al2(PO4)2(OH)217021702126479760
Segelerite  (*)OveriteCaMgFe3+(PO4)2(OH)·4H2O1702170212648322
Sicklerite  (*)OlivineLiMn2+(PO4)1702170213264735,264768,264770,264771,264772,264779,264780,264786,264799,264825,264829,264832,26492766
Siderite  (*)CalciteFe(CO3)171015805264771,264829,264831,264832,2649616417
Sillimanite  (*)Not in a structural groupAl2SiO51702170215264764,264769,264772,264779,264781,264796,264797,264825,264848,264884,264941,264982,264985,264986,2649901516
Smithsonite  (*)CalciteZn(CO3)1710158012648312473
Spessartine  (*)GarnetMn2+3Al2(SiO4)3170217027264735,264767,264769,264787,264792,264832,2649261214
Sphalerite  (*)SphaleriteZnS171015804264768,264828,264831,26483221482
Spodumene  (*)PyroxeneLiAlSi2O61710158024264744,264761,264762,264763,264764,264772,264773,264780,264781,264785,264787,264790,264793,264805,264825,264831,264847,264856,264887,264894,264959,264960,265006,265028688
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)170217024264723,264761,264764,264990978
Stewartite  (*)StewartiteMn2+Fe3+2(PO4)2(OH)2·8H2O170217023264768,264832,26492748
Strengite  (*)NoneFe3+(PO4)·2H2O170217023264768,264791,264832263
Strunzite  (*)StrunziteMn2+Fe3+2(PO4)2(OH)2·6H2O170217023264791,264832,26492798
Svanbergite  (*)AluniteSrAl3(SO4)(PO4)(OH)6170217021264779105
Switzerite  (*)NoneMn2+3(PO4)2·7H2O17021702126483221
Sylvanite  (*)MeloniteAgAuTe4170217021264791337
Symplesite  (*)SymplesiteFe2+3(AsO4)2·8H2O170217023264772,264787,26492792
Tantalite-(Fe)  (*)ColumbiteFe2+Ta2O617021702126478699
Tavorite  (*)NoneLiFe3+(PO4)(OH)170217025264768,264772,264781,264832,26492735
Tellurite  (*)NoneTeO217021702126476052
Tetradymite  (*)TetradymiteBi2Te2S170217021264791510
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S131702170212647665317
Tinsleyite  (*)LeucophosphiteKAl2(PO4)2(OH)·2H2O170217022264832,2649279
Tiptopite  (*)Cancrinite Cancrinite-sodaliteK2(Li,Na,Ca)6(Be6P6)O24(OH)2·1.3H2O1702170212648321
Titanite  (*)TitaniteCaTi(SiO4)O170217023264723,264984,2649914899
Todorokite  (*)None(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O170217022264832,264927433
Torbernite  (*)NoneCu(UO2)2(PO4)2·12H2O1702170212647351059
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)21702170212647592562
Tridymite  (*)TridymiteSiO2170217021264927458
Triphylite  (*)OlivineLiFe2+(PO4)1710158026264735,264768,264770,264771,264779,264780,264781,264783,264784,264786,264790,264797,264799,264814,264825,264828,264829,264831,264832,264898,264899,264927,264961,264996,265018,265030313
Triplite  (*)TripliteMn2+2(PO4)F170217022264780,264816233
Triploidite  (*)WagneriteMn2+2(PO4)(OH)17021702126483229
Uraninite  (*)FluoriteUO2171015807264735,264772,264780,264829,264831,264832,2650112718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O171015804264735,264780,264829,264831890
Ushkovite  (*)LaueiteMgFe3+2(PO4)2(OH)2·8H2O17021702126483218
Vanadinite  (*)ApatitePb5(VO4)3Cl170217021264829605
Vandendriesscheite  (*)NonePb1.6(UO2)10O6(OH)11·11H2O171015802264829,26483152
Vivianite  (*)VivianiteFe2+3(PO4)2·8H2O170217025264735,264768,264786,264825,264832636
Walentaite  (*)Walentaite[Mn(H2O)6][   As3+3Fe3+3(PO4)2O7]1702170212649276
Wardite  (*)WarditeNaAl3(PO4)2(OH)4·2H2O17021702126483258
Whiteite-(CaMnMg)  (*)JahnsiteCaMn2+Mg2Al2(PO4)4(OH)2·8H2O1702170212648327
Whitlockite  (*)CeriteCa9Mg(PO3OH)(PO4)6170217024264768,264832,264927104
Whitmoreite  (*)ArthuriteFe2+Fe3+2(PO4)2(OH)2·4H2O17021702126483236
Wicksite  (*)WicksiteNaCa2Fe2+2(Fe3+,Mn2+,Fe2+)4(PO4)6·2H2O1702170212647683
Wolfeite  (*)WagneriteFe2+2(PO4)(OH)17021702126476843
Wyllieite  (*)NoneNaNaMn(Fe2+Al)(PO4)3170217022264786,26483217
Xanthoxenite  (*)NoneCa4Fe3+2(PO4)4(OH)2·3H2O170217023264768,264832,26492729
Xenotime-(Y)  (*)ZirconY(PO4)171015802264831,264882939
Zircon  (*)ZirconZr(SiO4)171015806264735,264829,264831,264832,264984,2650045251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)1702170212647231025


15 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Be-00046170217021702  high    FaheyiteBe45259Roosevelt Group (Rough Rider), Custer, Custer District, Custer Co., South Dakota, USA Dahl and Foland (2008)10.2138/am.2008.2633AM93_1215 
Scott-GCA51_1101-0001171015801710-1580Rb-Srage of intrusionk-feldspar11-4A    4121Tin Mountain Mine, Fourmile, Custer District, Custer Co., South Dakota, USATin MountainClark and Černý (1987)10.1016/0016-7037(87)90112-8GCA51_1101Table 1
Be-00023170217021702  high    Ehrleite, Fransoletite, Greifensteinite, Pahasapaite, Parafransoletite, Roscherite, TiptopiteBe4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA Dahl and Foland (2008)10.2138/am.2008.2633AM93_1215 
Grew_Li_2019_0108170217021702      Tavorite 4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USATip Top mine, Fourmile quadrangle, Custer County, South Dakota USADahl and Foland (2008)10.2138/am.2008.2633AM93_1215 
Grew_Li_2019_0109170217021702      Tiptopite 4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USATip Top mine, Fourmile quadrangle, Custer County, South Dakota USADahl and Foland (2008)10.2138/am.2008.2633AM93_1215 
USGS-U-Th-Pb-01881_206_238767767767206_238age of intrusionzircon   Zircon  121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01881_207_206168516851685207_206age of intrusionzircon   Zircon  121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01881_207_235104610461046207_235age of intrusionzircon   Zircon  121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01882_206_238274274274206_238age of intrusionzircon   Zircon  121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01882_207_206153715371537207_206age of intrusionzircon   Zircon  121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01882_207_235459459459207_235age of intrusionzircon   Zircon  121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01883_206_238170917091709206_238age of intrusionmonazite     121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01883_207_206171517151715207_206age of intrusionmonazite     121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01883_207_235171217121712207_235age of intrusionmonazite     121292I X L Lode, Custer District, Custer Co., South Dakota, USA USGS-U-Th-Pb USGS-U-Th-Pb 
Alexandra-0372170017001700 Age of pegmatite   Yes Li, Be, Sn, Cs, Ta, Nb, U122418Black Elk Peak (Harney Peak), Pennington Co., South Dakota, USAHarney PeakNorton and Redden (1990)10.2138/am.2008.2633AM75_631 

SampleSource LocalityReference URL
R070358Bull Moose Mine (Bull Moose Pegmatite; Bull Moose Lodes), Custer, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070358
R070153Bull Moose Mine (Bull Moose Pegmatite; Bull Moose Lodes), Custer, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070153
R050459Bull Moose Mine (Bull Moose Pegmatite; Bull Moose Lodes), Custer, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R050459
R070553Bull Moose Mine (Bull Moose Pegmatite; Bull Moose Lodes), Custer, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070553
R070523Bull Moose Mine (Bull Moose Pegmatite; Bull Moose Lodes), Custer, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070523
R140711Dyke Lode, Custer, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R140711
R141067Pleasant Valley Pegmatite, Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R141067
R130057Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R130057
R070653Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070653
R070654Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070654
R100214Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R100214
R100215Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R100215
R110026Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R110026
R070630Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070630
R070613Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070613
R070452Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070452
R060213Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R060213
R080072Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R080072
R080126Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R080126
R070631Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070631
R130056Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R130056
R120119Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R120119
R060806Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R060806
R120040Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R120040
R130045Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R130045
R060858Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R060858
R130054Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R130054
R080068Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R080068
R080127Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R080127
R070706Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070706
R070609Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R070609
R130055Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R130055
R140770Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R140770
R050165White Elephant Mine, Cicero Peak, Pringle, Custer District, Custer Co., South Dakota, USAhttps://rruff.info/R050165

All locality data graciously provided by mindat.org

All age data...

Other copyright data...