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



Only display mineral occurrences with a max age below:  and a max age above:    
Alternately, only display mineral occurrences without an age:


  • This page displays localities at which this mineral is found, and estimates of the oldest possible geologic age of the mineral at these localities.


  • Minerals queried: Montgomeryite

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    Max Age (Ma)Min Age (Ma)mindat IDLocality containing MineralCountryTectonic SettingsDated Locality IDDated Locality (Max Age)Reference (Max Age)Reference (Min Age)Excel ID (Max Age)Excel ID (Min Age)Query Minerals# of Query Minerals at LocalityLat DegLat MinLat SecLon DegLon MinLon SecDecimal Degree
    P17950151AustraliaAustraliaPR40_363AJM13_23Cr-00007Michelle_351Montgomeryite 1-31-5-22139741-31.089444444444,139.12805555556
    MD16963Christmas Island, AustraliaAustraliaMontgomeryite 1-10-29-491053958-10.496944444444,105.66611111111
    66New South Wales, AustraliaAustraliaMontgomeryite 1-32-19-391482918-32.3275,148.48833333333
    133710Westmoreland Co., New South Wales, AustraliaAustraliaMontgomeryite 1-33-46-31495036-33.7675,149.84333333333
    146532Oberon, Westmoreland Co., New South Wales, AustraliaAustraliaMontgomeryite 1-33-43-451495127-33.729166666667,149.8575
    MD158788Jenolan Caves, Oberon, Westmoreland Co., New South Wales, AustraliaAustraliaMontgomeryite 1-33-49-6150121-33.818333333333,150.0225
    P1795178712222South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Montgomeryite 1-32-28-231372428-32.473055555556,137.40777777778
    P1795178716630Eyre Peninsula, South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Montgomeryite 1-33-30-813618-33.502222222222,136.01888888889
    P1795178722576Middleback Range, Eyre Peninsula, South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Montgomeryite 1-330-56137524-33.015555555556,137.09
    P17951787214476Iron Knob, Middleback Range, Eyre Peninsula, South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Montgomeryite 1-32-43-413762-32.717777777778,137.10055555556
    MDO17951787158Iron Monarch Open Cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia, AustraliaAustralia158Iron Monarch Open Cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia, AustraliaPR40_363PR40_363Cr-00007Cr-00007Montgomeryite 1-32-44-40137821-32.744444444444,137.13916666667
    P00195Victoria, AustraliaAustraliaAJM13_23AJM13_23Michelle_351Michelle_351Montgomeryite 1-37-26-441444236-37.445555555556,144.71
    P0024760Moorabool Shire, Victoria, AustraliaAustraliaAJM13_23AJM13_23Michelle_351Michelle_351Montgomeryite 1-37-38-2144831-37.633888888889,144.14194444444
    P0021962Bacchus Marsh, Moorabool Shire, Victoria, AustraliaAustraliaAJM13_23AJM13_23Michelle_351Michelle_351Montgomeryite 1-37-38-251442718-37.640277777778,144.455
    MDY0011689Parwan Lava Caves, Bacchus Marsh, Moorabool Shire, Victoria, AustraliaAustralia11689Parwan Lava Caves, Bacchus Marsh, Moorabool Shire, Victoria, AustraliaAJM13_23AJM13_23Michelle_351Michelle_351Montgomeryite 1-37-42-471442840-37.713055555556,144.47777777778
    15624Western Australia, AustraliaAustraliaMontgomeryite 1-29-41-1611873-29.687777777778,118.1175
    109679Meekatharra Shire, Western Australia, AustraliaAustraliaMontgomeryite 1-25-41-391184127-25.694166666667,118.69083333333
    277355Milgun Station, Meekatharra Shire, Western Australia, AustraliaAustraliaMontgomeryite 1-25-1-6118215-25.018333333333,118.0375
    MD41348Milgun Variscite Mine (Mount Deverell), Milgun Station, Meekatharra Shire, Western Australia, AustraliaAustraliaMontgomeryite 1-24-59-271181210-24.990833333333,118.20277777778
    14279AustriaAustriaMontgomeryite 14732491441847.546944444444,14.071666666667
    254Styria, AustriaAustriaMontgomeryite 147156156847.251666666667,15.102222222222
    30184Leoben, Styria, AustriaAustriaMontgomeryite 14721431512647.361944444444,15.023888888889
    MD29908Brandberg, Leoben, Styria, AustriaAustriaMontgomeryite 14723271532747.390833333333,15.0575
    366BrazilBrazilMontgomeryite 1-12-14-5-48-11-22-12.234722222222,-48.189444444444
    387Minas Gerais, BrazilBrazilMontgomeryite 1-18-52-21-43-32-52-18.8725,-43.547777777778
    16901Itinga, Minas Gerais, BrazilBrazilMontgomeryite 1-16-43-11-41-51-44-16.719722222222,-41.862222222222
    20053Taquaral, Itinga, Minas Gerais, BrazilBrazilMontgomeryite 1-16-45-2-41-51-53-16.750555555556,-41.864722222222
    MD404Ilha Claim, Taquaral, Itinga, Minas Gerais, BrazilBrazilMontgomeryite 10000000,0
    131987Cape VerdeCape VerdeMontgomeryite 114550-23-31014.916666666667,-23.516666666667
    214698Barlavento Islands, Cape VerdeCape VerdeMontgomeryite 10000000,0
    MD131988Sal Island, Barlavento Islands, Cape VerdeCape VerdeMontgomeryite 116440-22-55016.733333333333,-22.916666666667
    14280FranceFranceMontgomeryite 12720360-37-2827.343333333333,-0.62444444444444
    290204Occitanie, FranceFranceMontgomeryite 1433937221343.660277777778,2.0369444444444
    48159Pyrénées-Orientales, Occitanie, FranceFranceMontgomeryite 1423654235042.615,2.5833333333333
    245534Tautavel, Pyrénées-Orientales, Occitanie, FranceFranceMontgomeryite 1424931245742.825277777778,2.7519444444444
    MD258943Caune De L'Arago, Tautavel, Pyrénées-Orientales, Occitanie, FranceFranceMontgomeryite 14250222451842.839444444444,2.755
    P363330.814244GermanyGermanyMP105_187MP105_187Giersdorf_00000984Giersdorf_00000964Montgomeryite 151261810221151.438333333333,10.369722222222
    1766Bavaria, GermanyGermanyMontgomeryite 14910511254549.168055555556,11.429166666667
    21372Lower Bavaria, Bavaria, GermanyGermanyMontgomeryite 14850421382948.845,13.141388888889
    20697Zwiesel, Lower Bavaria, Bavaria, GermanyGermanyMontgomeryite 14913713133049.026944444444,13.225
    278908Rabenstein, Zwiesel, Lower Bavaria, Bavaria, GermanyGermanyMontgomeryite 1493513101049.051388888889,13.169444444444
    MD1772Hühnerkobel Mine (Hennenkobel Mine), Rabenstein, Zwiesel, Lower Bavaria, Bavaria, GermanyGermanyMontgomeryite 1493613101149.051666666667,13.169722222222
    P363330.84556Hesse, GermanyGermanyMP105_187MP105_187Giersdorf_00000984Giersdorf_00000964Montgomeryite 150360855050.6,8.9166666666667
    P363330.81850Odenwald, Hesse, GermanyGermany1850Odenwald, Hesse, GermanyMP105_187MP105_187Giersdorf_00000984Giersdorf_00000964Montgomeryite 14941548481549.698333333333,8.8041666666667
    RP363330.832369Heppenheim, Odenwald, Hesse, GermanyGermany1850Odenwald, Hesse, GermanyMP105_187MP105_187Giersdorf_00000984Giersdorf_00000964Montgomeryite 14938158405949.6375,8.6830555555556
    RP363330.853473Kirschhausen, Heppenheim, Odenwald, Hesse, GermanyGermany1850Odenwald, Hesse, GermanyMP105_187MP105_187Giersdorf_00000984Giersdorf_00000964Montgomeryite 149395841449.651388888889,8.6844444444444
    MDRO363330.837439Görzklinge, Kirschhausen, Heppenheim, Odenwald, Hesse, GermanyGermany1850Odenwald, Hesse, GermanyMP105_187MP105_187Giersdorf_00000984Giersdorf_00000964Montgomeryite 149396841449.651666666667,8.6844444444444
    14762IsraelIsraelMontgomeryite 13139203545831.655555555556,35.082777777778
    145486Haifa District, IsraelIsraelMontgomeryite 13239593504332.666388888889,35.011944444444
    225961Mount Carmel, Haifa District, IsraelIsraelMontgomeryite 13239593504332.666388888889,35.011944444444
    MD225962et-Tabun Cave, Mount Carmel, Haifa District, IsraelIsraelMontgomeryite 13242293525832.708055555556,35.049444444444
    MD310458Kebara Cave, Mount Carmel, Haifa District, IsraelIsraelMontgomeryite 132333034561432.558333333333,34.937222222222
    14553ItalyItalyMontgomeryite 14232712165742.535277777778,12.2825
    2119Sardinia, ItalyItalyMontgomeryite 13948118594639.803055555556,8.9961111111111
    297658South Sardinia Province, Sardinia, ItalyItalyMontgomeryite 13929188551739.488333333333,8.9213888888889
    298895Sarrabus-Gerrei, South Sardinia Province, Sardinia, ItalyItalyMontgomeryite 1392843927939.478611111111,9.4525
    24347Sarrabus, Sarrabus-Gerrei, South Sardinia Province, Sardinia, ItalyItalyMontgomeryite 13925129312339.42,9.5230555555556
    MD48277Villaputzu, Sarrabus, Sarrabus-Gerrei, South Sardinia Province, Sardinia, ItalyItalyMontgomeryite 13926599355639.449722222222,9.5988888888889
    14444Sicily, ItalyItalyMontgomeryite 13739551405637.665277777778,14.015555555556
    155663Trapani Province, Sicily, ItalyItalyMontgomeryite 137591912252737.988611111111,12.424166666667
    263564Castellammare Del Golfo, Trapani Province, Sicily, ItalyItalyMontgomeryite 10000000,0
    MD263565Abisso Dei Cocci, Castellammare Del Golfo, Trapani Province, Sicily, ItalyItalyMontgomeryite 10000000,0
    2207KazakhstanKazakhstanMontgomeryite 148173068494548.291666666667,68.829166666667
    22037Turkistan Region, KazakhstanKazakhstanMontgomeryite 14325668563243.418333333333,68.942222222222
    2208Karatau Range, Turkistan Region, KazakhstanKazakhstanMontgomeryite 143445168464543.7475,68.779166666667
    MD232645Taldyk, Karatau Range, Turkistan Region, KazakhstanKazakhstanMontgomeryite 10000000,0
    P002285MexicoMexicoAC35_79AC35_79Michelle_0023Michelle_0023Montgomeryite 1222655-102-27-1522.448611111111,-102.45416666667
    P002313Coahuila, MexicoMexicoAC35_79AC35_79Michelle_0023Michelle_0023Montgomeryite 1272554-101-53-3327.431666666667,-101.8925
    P00211313Cuatrociénegas Municipality, Coahuila, MexicoMexicoAC35_79AC35_79Michelle_0023Michelle_0023Montgomeryite 126590-102-4-5826.983333333333,-102.08277777778
    P00211312Cuatro Ciénegas (Cuatrociénegas De Carranza; Venustiano Carranza), Cuatrociénegas Municipality, Coahuila, MexicoMexicoAC35_79AC35_79Michelle_0023Michelle_0023Montgomeryite 126590-102-4-5826.983333333333,-102.08277777778
    P00211314Limestone Caves, Cuatro Ciénegas (Cuatrociénegas De Carranza; Venustiano Carranza), Cuatrociénegas Municipality, Coahuila, MexicoMexicoAC35_79AC35_79Michelle_0023Michelle_0023Montgomeryite 126590-102-4-5926.983333333333,-102.08305555556
    MDB00211316Rosillo Cave, Limestone Caves, Cuatro Ciénegas (Cuatrociénegas De Carranza; Venustiano Carranza), Cuatrociénegas Municipality, Coahuila, MexicoMexico211316Rosillo Cave, Limestone Caves, Cuatro Ciénegas (Cuatrociénegas De Carranza; Venustiano Carranza), Cuatrociénegas Municipality, Coahuila, MexicoAC35_79AC35_79Michelle_0023Michelle_0023Montgomeryite 10000000,0
    P204620287571MoroccoMoroccoGSLSP350_7GSLSP350_7Kristen002511Kristen002511Montgomeryite 1303457-7-42-4330.5825,-7.7119444444444
    P20462028121043Drâa-Tafilalet Region, MoroccoMoroccoGSLSP350_7GSLSP350_7Kristen002511Kristen002511Montgomeryite 131220-5-34-4031.366666666667,-5.5777777777778
    P2046202827064Ouarzazate Province, Drâa-Tafilalet Region, MoroccoMoroccoGSLSP350_7GSLSP350_7Kristen002511Kristen002511Montgomeryite 1305757-6-50-2230.965833333333,-6.8394444444444
    P20462028127028Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, MoroccoMorocco127028Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, MoroccoGSLSP350_7GSLSP350_7Kristen002511Kristen002511Montgomeryite 1303025-6-47-1230.506944444444,-6.7866666666667
    MDRO2046202831941Angarf-South Pegmatite, Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, MoroccoMorocco127028Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, MoroccoGSLSP350_7GSLSP350_7Kristen002511Kristen002511Montgomeryite 10000000,0
    121042Marrakech-Safi Region, MoroccoMoroccoMontgomeryite 1314021-8-16-4731.6725,-8.2797222222222
    290673Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoMontgomeryite 10000000,0
    290672Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoMontgomeryite 1314947-80031.829722222222,-8
    7270Sidi Bou Othmane, Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoMontgomeryite 1315416-7-56-3331.904444444444,-7.9425
    MD247333Mrirat Pegmatite, Sidi Bou Othmane, Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoMontgomeryite 10000000,0
    P48245410257NamibiaNamibiaCGSN8_5CGSN8_5Scott-CGSN8_5-0001Scott-CGSN8_5-0001Montgomeryite 1-21-56-1516451-21.9375,16.750277777778
    P48245425646Erongo Region, NamibiaNamibiaCGSN8_5CGSN8_5Scott-CGSN8_5-0001Scott-CGSN8_5-0001Montgomeryite 1-22-16-2515189-22.273611111111,15.3025
    P482454298654Dâures, Erongo Region, NamibiaNamibiaCGSN8_5CGSN8_5Scott-CGSN8_5-0001Scott-CGSN8_5-0001Montgomeryite 1-21-24-4115814-21.411388888889,15.137222222222
    P482454245468Sandamap North Farm 115 (Sandamab), Dâures, Erongo Region, NamibiaNamibiaCGSN8_5CGSN8_5Scott-CGSN8_5-0001Scott-CGSN8_5-0001Montgomeryite 1-21-53-51151918-21.8975,15.321666666667
    MDO4824542430Sandamap Pegmatite (Sandamab Pegmatite), Sandamap North Farm 115 (Sandamab), Dâures, Erongo Region, NamibiaNamibia2430Sandamap Pegmatite (Sandamab Pegmatite), Sandamap North Farm 115 (Sandamab), Dâures, Erongo Region, NamibiaCGSN8_5CGSN8_5Scott-CGSN8_5-0001Scott-CGSN8_5-0001Montgomeryite 1-21-52-41152042-21.878055555556,15.345
    14425PortugalPortugalMontgomeryite 139327-9-30-3639.535277777778,-9.51
    30140Guarda, PortugalPortugalMontgomeryite 1403959-7-18-4840.666388888889,-7.3133333333333
    47629Sabugal, Guarda, PortugalPortugalMontgomeryite 1402351-7-5-2940.3975,-7.0913888888889
    248176Bendada, Sabugal, Guarda, PortugalPortugalMontgomeryite 1402258-7-15-3240.382777777778,-7.2588888888889
    MD16453Bendada Mines, Bendada, Sabugal, Guarda, PortugalPortugalMontgomeryite 1402254-7-14-5740.381666666667,-7.2491666666667
    14544Viseu, PortugalPortugalMontgomeryite 1404819-7-51-640.805277777778,-7.8516666666667
    132566Sátão, Viseu, PortugalPortugalMontgomeryite 1404448-7-39-4740.746666666667,-7.6630555555556
    132565Ferreira De Aves, Sátão, Viseu, PortugalPortugalMontgomeryite 1404834-7-37-4840.809444444444,-7.63
    249769Aldeia Nova, Ferreira De Aves, Sátão, Viseu, PortugalPortugalMontgomeryite 1404920-7-37-4940.822222222222,-7.6302777777778
    MD13563Assunção Mine, Aldeia Nova, Ferreira De Aves, Sátão, Viseu, PortugalPortugalMontgomeryite 1404920-7-37-4940.822222222222,-7.6302777777778
    P2970291414468South AfricaSouth AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 1-28-14-36264719-28.243333333333,26.788611111111
    P2970291425861Gauteng, South AfricaSouth AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 1-26-9-728614-26.151944444444,28.103888888889
    P2970291429065West Rand District (West Rand), Gauteng, South AfricaSouth Africa29065West Rand District (West Rand), Gauteng, South AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 1-26-15-54274012-26.265,27.67
    RP29702914203521Far West Rand (West Wits Line), West Rand District (West Rand), Gauteng, South AfricaSouth AfricaContinental Margin29065West Rand District (West Rand), Gauteng, South AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 1-26-24-8273352-26.402222222222,27.564444444444
    RP29702914208620Western Sector, Far West Rand (West Wits Line), West Rand District (West Rand), Gauteng, South AfricaSouth Africa29065West Rand District (West Rand), Gauteng, South AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 1-26-24-32272352-26.408888888889,27.397777777778
    RP2970291429346Carletonville, Western Sector, Far West Rand (West Wits Line), West Rand District (West Rand), Gauteng, South AfricaSouth Africa29065West Rand District (West Rand), Gauteng, South AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 1-26-25-38272339-26.427222222222,27.394166666667
    MDRO2970291425595West Driefontein Cave, Carletonville, Western Sector, Far West Rand (West Wits Line), West Rand District (West Rand), Gauteng, South AfricaSouth Africa29065West Rand District (West Rand), Gauteng, South AfricaOGR10_67OGR10_67Kristen002293Kristen002293Montgomeryite 10000000,0
    26631North West, South AfricaSouth AfricaMontgomeryite 1-26-17-5726329-26.299166666667,26.058055555556
    259034Dr Kenneth Kaunda District, North West, South AfricaSouth AfricaMontgomeryite 1-26-55-47264033-26.929722222222,26.675833333333
    59225Ventersdorp, Dr Kenneth Kaunda District, North West, South AfricaSouth AfricaMontgomeryite 10000000,0
    MD57372Boons Cave, Ventersdorp, Dr Kenneth Kaunda District, North West, South AfricaSouth AfricaMontgomeryite 10000000,0
    P323.2315.25536SpainSpainG45_397G45_397Giersdorf_00000269Giersdorf_00000269Montgomeryite 1401510-3-35-2340.252777777778,-3.5897222222222
    3111Catalonia, SpainSpainMontgomeryite 14145591403341.766388888889,1.6758333333333
    49604Barcelona, Catalonia, SpainSpainMontgomeryite 1413655223041.615277777778,2.0416666666667
    133527Baix Llobregat, Barcelona, Catalonia, SpainSpainMontgomeryite 1412291565041.369166666667,1.9472222222222
    67529Gavà, Baix Llobregat, Barcelona, Catalonia, SpainSpainMontgomeryite 14118431582541.311944444444,1.9736111111111
    204281Bruguers, Gavà, Baix Llobregat, Barcelona, Catalonia, SpainSpainMontgomeryite 14118521581341.314444444444,1.9702777777778
    MD295298Cal Gairal Street Outcrop, Bruguers, Gavà, Baix Llobregat, Barcelona, Catalonia, SpainSpainMontgomeryite 1411849158341.313611111111,1.9675
    MD132655Rocabruna Mines, Bruguers, Gavà, Baix Llobregat, Barcelona, Catalonia, SpainSpainMontgomeryite 14118571582441.315833333333,1.9733333333333
    133594Vallès Occidental, Barcelona, Catalonia, SpainSpainMontgomeryite 14128492104841.480277777778,2.18
    133595Montcada I Reixac, Vallès Occidental, Barcelona, Catalonia, SpainSpainMontgomeryite 14128492104941.480277777778,2.1802777777778
    MD55716Montcada Hill Quarry (Pedrera Del Turó De Montcada), Montcada I Reixac, Vallès Occidental, Barcelona, Catalonia, SpainSpainMontgomeryite 14128502105041.480555555556,2.1805555555556
    P323.2315.224534Navarre, SpainSpainG45_397G45_397Giersdorf_00000269Giersdorf_00000269Montgomeryite 14333-1-44-2143.050833333333,-1.7391666666667
    P323.2315.2232316Esteríbar, Navarre, SpainSpainG45_397G45_397Giersdorf_00000269Giersdorf_00000269Montgomeryite 143029-1-30-4143.008055555556,-1.5113888888889
    P323.2315.2257390Eugui, Esteríbar, Navarre, SpainSpainG45_397G45_397Giersdorf_00000269Giersdorf_00000269Montgomeryite 143029-1-30-4143.008055555556,-1.5113888888889
    MDO323.2315.23127Azcárate Quarry (Azkarate Quarry), Eugui, Esteríbar, Navarre, SpainSpain3127Azcárate Quarry (Azkarate Quarry), Eugui, Esteríbar, Navarre, SpainG45_397G45_397Giersdorf_00000269Giersdorf_00000269Montgomeryite 143012-1-30-4143.003333333333,-1.5113888888889
    14424SwedenSwedenMontgomeryite 159383915494959.644166666667,15.830277777778
    16679Norrbotten County, SwedenSwedenMontgomeryite 16615332144866.259166666667,21.08
    304378Kiruna, Norrbotten County, SwedenSwedenMontgomeryite 168482011968.068888888889,20.021944444444
    14437Kiruna District, Kiruna, Norrbotten County, SwedenSwedenMontgomeryite 16748182063767.805,20.110277777778
    5922Svappavaara, Kiruna District, Kiruna, Norrbotten County, SwedenSwedenMontgomeryite 16738362059167.643333333333,20.983611111111
    MD3176Leveäniemi Mine, Svappavaara, Kiruna District, Kiruna, Norrbotten County, SwedenSwedenMontgomeryite 16737592112067.633055555556,21.022222222222
    P17025.83366USAUSAAM93_1215Be-00023Hg-00093Montgomeryite 1374912-83-42-4937.82,-83.713611111111
    P173.85.814194Nevada, USAUSANAVDATNAVDAT-117935Hg-00093Montgomeryite 1391258-117-33-1539.216111111111,-117.55416666667
    23927Elko Co., Nevada, USAUSAMontgomeryite 141621-115-24-441.105833333333,-115.40111111111
    MD36706Wendover District, Elko Co., Nevada, USAUSAMontgomeryite 1404441-114-6-2640.744722222222,-114.10722222222
    14193Esmeralda Co., Nevada, USAUSAMontgomeryite 1374916-117-40-337.821111111111,-117.6675
    36736Candelaria District (Columbus District), Esmeralda Co., Nevada, USAUSAMontgomeryite 13886-118-1-3538.135,-118.02638888889
    MD60788Candelaria-Sigmund Group, Candelaria District (Columbus District), Esmeralda Co., Nevada, USAUSAMontgomeryite 10000000,0
    21928Humboldt Co., Nevada, USAUSAMontgomeryite 141209-118-4-841.335833333333,-118.06888888889
    252047Osgood Mts, Humboldt Co., Nevada, USAUSAMontgomeryite 141108-117-15-4841.168888888889,-117.26333333333
    36432Potosi District, Osgood Mts, Humboldt Co., Nevada, USAUSAMontgomeryite 141109-117-15-4841.169166666667,-117.26333333333
    MD23170Redhouse Barite Mine, Potosi District, Osgood Mts, Humboldt Co., Nevada, USAUSAMontgomeryite 141555-117-18-941.098611111111,-117.3025
    MD5578Twin Creeks Mine, Potosi District, Osgood Mts, Humboldt Co., Nevada, USAUSAMontgomeryite 1411313-117-9-5641.220277777778,-117.16555555556
    289219Potosi District, Humboldt Co., Nevada, USAUSAMontgomeryite 1411258-117-14-3941.216111111111,-117.24416666667
    282948Twin Creeks Mine, Potosi District, Humboldt Co., Nevada, USAUSAMontgomeryite 1411314-117-9-5941.220555555556,-117.16638888889
    MD212752Vista Pit, Twin Creeks Mine, Potosi District, Humboldt Co., Nevada, USAUSAMontgomeryite 10000000,0
    14361Mineral Co., Nevada, USAUSAMontgomeryite 1383248-118-20-1238.546666666667,-118.33666666667
    61812Candelaria District, Mineral Co., Nevada, USAUSAMontgomeryite 138835-118-8-238.143055555556,-118.13388888889
    MD39393Argentum Mining Co. Mine (Northern Belle Mine; Holmes Mine), Candelaria District, Mineral Co., Nevada, USAUSAMontgomeryite 138921-118-5-838.155833333333,-118.08555555556
    61811Candelaria Silver Mine, Candelaria District, Mineral Co., Nevada, USAUSAMontgomeryite 10000000,0
    MD61814Northern Belle Pit, Candelaria Silver Mine, Candelaria District, Mineral Co., Nevada, USAUSAMontgomeryite 10000000,0
    P173.8139.53913Nye Co., Nevada, USAUSANAVDATNAVDATNAVDAT-117935NAVDAT-117339Montgomeryite 1375345-116-46-3537.895833333333,-116.77638888889
    P173.8139.5261556Toquima Range, Nye Co., Nevada, USAUSANAVDATNAVDATNAVDAT-117935NAVDAT-117339Montgomeryite 1383827-116-59-2838.640833333333,-116.99111111111
    P173.8139.537082Northumberland District, Toquima Range, Nye Co., Nevada, USAUSANAVDATNAVDATNAVDAT-117935NAVDAT-117339Montgomeryite 139126-116-47-3739.023888888889,-116.79361111111
    MDO173.8139.529784Northumberland Mine, Northumberland District, Toquima Range, Nye Co., Nevada, USAUSA29784Northumberland Mine, Northumberland District, Toquima Range, Nye Co., Nevada, USANAVDATNAVDATNAVDAT-117935NAVDAT-117339Montgomeryite 1385729-116-50-4838.958055555556,-116.84666666667
    P6.45.83922Pershing Co., Nevada, USAUSAHg-00093Hg-00093Montgomeryite 1402414-118-17-640.403888888889,-118.285
    P6.45.8247949Humboldt Range, Pershing Co., Nevada, USAUSAHg-00093Hg-00093Montgomeryite 1401939-118-12-4140.3275,-118.21138888889
    P6.45.837183Willard District, Humboldt Range, Pershing Co., Nevada, USAUSAHg-00093Hg-00093Montgomeryite 1401531-118-19-1940.258611111111,-118.32194444444
    MDRO6.45.86916Willard Mine, Willard District, Humboldt Range, Pershing Co., Nevada, USAUSA37183Willard District, Humboldt Range, Pershing Co., Nevada, USAHg-00093Hg-00093Montgomeryite 1401528-118-20-4040.257777777778,-118.34444444444
    P170216404104South Dakota, USAUSAAM93_1215GCA34_713Be-00023Alexandra-0270Montgomeryite 143582-100-5-3243.967222222222,-100.09222222222
    P1702170223305Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 1434245-103-30-2543.7125,-103.50694444444
    P170217024111Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 143449-103-35-3043.735833333333,-103.59166666667
    P1702170226805Fourmile, Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 1434333-103-41-443.725833333333,-103.68444444444
    MDO170217024122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAUSA4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 1434256-103-40-943.715555555556,-103.66916666667
    RP1702170222808Pringle, Custer District, Custer Co., South Dakota, USAUSA4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 1433710-103-33-5743.619444444444,-103.56583333333
    RP1702170232021Cicero Peak, Pringle, Custer District, Custer Co., South Dakota, USAUSA4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 143423-103-33-1143.700833333333,-103.55305555556
    MDRO1702170219847White Elephant Mine, Cicero Peak, Pringle, Custer District, Custer Co., South Dakota, USAUSA4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAAM93_1215AM93_1215Be-00023Be-00023Montgomeryite 1433922-103-34-5743.656111111111,-103.5825
    16110Lawrence Co., South Dakota, USAUSAMontgomeryite 144196-103-45-1144.318333333333,-103.75305555556
    8537Bald Mountain District, Lawrence Co., South Dakota, USAUSAMontgomeryite 1442037-103-50-3744.343611111111,-103.84361111111
    MD25006Wharf Mine, Bald Mountain District, Lawrence Co., South Dakota, USAUSAMontgomeryite 1442054-103-50-1844.348333333333,-103.83833333333
    P1640164017377Pennington Co., South Dakota, USAUSAGCA34_713GCA34_713Alexandra-0270Alexandra-0270Montgomeryite 1435636-103-19-3343.943333333333,-103.32583333333
    P164016404113Keystone District, Pennington Co., South Dakota, USAUSAGCA34_713GCA34_713Alexandra-0270Alexandra-0270Montgomeryite 1435255-103-24-843.881944444444,-103.40222222222
    P1640164023065Keystone, Keystone District, Pennington Co., South Dakota, USAUSAGCA34_713GCA34_713Alexandra-0270Alexandra-0270Montgomeryite 143537-103-25-1443.885277777778,-103.42055555556
    MDO164016404106Etta Mine, Keystone, Keystone District, Pennington Co., South Dakota, USAUSA4106Etta Mine, Keystone, Keystone District, Pennington Co., South Dakota, USAGCA34_713GCA34_713Alexandra-0270Alexandra-0270Montgomeryite 1435250-103-25-843.880555555556,-103.41888888889
    14378Utah, USAUSAMontgomeryite 1393549-111-40-4239.596944444444,-111.67833333333
    24937Box Elder Co., Utah, USAUSAMontgomeryite 1412429-113-12-441.408055555556,-113.20111111111
    158304Pilot Range, Box Elder Co., Utah, USAUSAMontgomeryite 1411010-1140-2841.169444444444,-114.00777777778
    27111Lucin District, Pilot Range, Box Elder Co., Utah, USAUSAMontgomeryite 1411714-1140-4141.287222222222,-114.01138888889
    243441Lucin, Lucin District, Pilot Range, Box Elder Co., Utah, USAUSAMontgomeryite 1412410-113-54-1641.402777777778,-113.90444444444
    243451Utahlite Hill, Lucin, Lucin District, Pilot Range, Box Elder Co., Utah, USAUSAMontgomeryite 1412411-113-54-1641.403055555556,-113.90444444444
    MD19576Utahlite Claim (Lucin Variscite), Utahlite Hill, Lucin, Lucin District, Pilot Range, Box Elder Co., Utah, USAUSAMontgomeryite 1412412-113-54-1641.403333333333,-113.90444444444
    18245Utah Co., Utah, USAUSAMontgomeryite 140847-111-46-1240.146388888889,-111.77
    158332Oquirrh Mts, Utah Co., Utah, USAUSAMontgomeryite 1402021-112-8-4740.339166666667,-112.14638888889
    4148Fairfield, Oquirrh Mts, Utah Co., Utah, USAUSAMontgomeryite 1401543-112-5-3140.261944444444,-112.09194444444
    4189Clay Canyon, Fairfield, Oquirrh Mts, Utah Co., Utah, USAUSAMontgomeryite 1401626-112-9-1440.273888888889,-112.15388888889
    MD8260Little Green Monster Variscite Mine, Clay Canyon, Fairfield, Oquirrh Mts, Utah Co., Utah, USAUSAMontgomeryite 10000000,0

    This mineral directly occurs at 44 localities (51 localities according to mindat, 184 localities if parents are counted as well)
    Of the 44 localities at which this mineral occurs, 13 have an age. (66 of the 184 parent localities have ages)


    MDThe mineral occurs at this locality according to MED, but does not have an age yet.
    MDThe mineral occurs at this locality according to MED, and has an age.
    The mineral occurs at some child of this locality.
    The locality at which the mineral occurs does not have an age...this is the closest parent locality with an age, relative to that mineral. This is not ideal.

    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.


    In order to zoom in/out on the map, you'll need to click inside the map first
    If a locality has both a GPS coordinate, and either contains or has at least one child locality containing at least one of the minerals listed above, then this map displays a single marker for that locality.

     This bottom-level locality is directly dated. (8 total)
     This locality is directly dated, but is not bottom-level. (3 total)
     This locality is not directly dated, and is not bottom-level. (50 total)

     This bottom-level locality has an age assigned to it from some other locality. (5 total)
     This locality does not have an age assigned to it. (26 bottom-level + 92 top/mid-level = 118 total)

       







    All locality data graciously provided by mindat.org

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