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: Stewartite

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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
    14398ArgentinaArgentinaStewartite 1-33-41-5-65-32-49-33.684722222222,-65.546944444444
    18492Córdoba Province, ArgentinaArgentinaStewartite 1-31-29-37-64-41-13-31.493611111111,-64.686944444444
    232270San Alberto Department, Córdoba Province, ArgentinaArgentinaStewartite 1-31-44-5-650-45-31.734722222222,-65.0125
    280238Pampa De Achala, San Alberto Department, Córdoba Province, ArgentinaArgentinaStewartite 1-31-40-57-64-50-13-31.6825,-64.836944444444
    MD146776La Victoria Pegmatite, Pampa De Achala, San Alberto Department, Córdoba Province, ArgentinaArgentinaStewartite 10000000,0
    P630480366BrazilBrazilAM99_607GSSP350_25Alexandra-0368Alexandra-0434Stewartite 1-12-14-5-48-11-22-12.234722222222,-48.189444444444
    P630480387Minas Gerais, BrazilBrazilAM99_607GSSP350_25Alexandra-0368Alexandra-0434Stewartite 1-18-52-21-43-32-52-18.8725,-43.547777777778
    P630480280018Conselheiro Pena, Minas Gerais, BrazilBrazil280018Conselheiro Pena, Minas Gerais, BrazilAM99_607GSSP350_25Alexandra-0368Alexandra-0434Stewartite 1-19-6-18-41-27-36-19.105,-41.46
    MDRO630490394Conselheiro Pena Pegmatite District, Conselheiro Pena, Minas Gerais, BrazilBrazil280018Conselheiro Pena, Minas Gerais, BrazilAM99_607AM99_607Alexandra-0368Alexandra-0368Stewartite 1-19-10-23-41-28-20-19.173055555556,-41.472222222222
    MDO52048069153Jocão Pegmatite (Gypsy Mine; Cigana Claim), Conselheiro Pena, Minas Gerais, BrazilBrazil69153Jocão Pegmatite (Gypsy Mine; Cigana Claim), Conselheiro Pena, Minas Gerais, BrazilGSSP350_25GSSP350_25Alexandra-0434Alexandra-0434Stewartite 1-19-4-36-41-29-44-19.076666666667,-41.495555555556
    P52052021289Paraíba, BrazilBrazilJSAES56_110JSAES56_110Grew_Li_2019_0015Grew_Li_2019_0015Stewartite 1-6-58-42-35-39-45-6.9783333333333,-35.6625
    P520520190636Borborema Mineral Province, Paraíba, BrazilBrazilJSAES56_110JSAES56_110Grew_Li_2019_0015Grew_Li_2019_0015Stewartite 1-6-51-41-36-56-25-6.8613888888889,-36.940277777778
    P52052030491Pedra Lavrada, Borborema Mineral Province, Paraíba, BrazilBrazilJSAES56_110JSAES56_110Grew_Li_2019_0015Grew_Li_2019_0015Stewartite 1-6-49-58-36-31-3-6.8327777777778,-36.5175
    MDRO52052042807Alto Patrimônio, Pedra Lavrada, Borborema Mineral Province, Paraíba, BrazilBrazil444Serra Branca Pegmatite, Pedra Lavrada, Borborema Mineral Province, Paraíba, BrazilJSAES56_110JSAES56_110Grew_Li_2019_0015Grew_Li_2019_0015Stewartite 10000000,0
    P32810014280FranceFranceMD53_21CEAR_236Michelle_487Giersdorf_00000826Stewartite 12720360-37-2827.343333333333,-0.62444444444444
    P3281008307Nouvelle-Aquitaine, FranceFranceMD53_21CEAR_236Michelle_487Giersdorf_00000826Stewartite 14515420194645.261666666667,0.32944444444444
    P32810023803Haute-Vienne, Nouvelle-Aquitaine, FranceFranceMD53_21CEAR_236Michelle_487Giersdorf_00000826Stewartite 1455411143445.900277777778,1.2427777777778
    23636Razès, Haute-Vienne, Nouvelle-Aquitaine, FranceFranceStewartite 1461221202446.022777777778,1.34
    16165Chanteloube, Razès, Haute-Vienne, Nouvelle-Aquitaine, FranceFranceStewartite 1463241213846.056666666667,1.3605555555556
    147143Vilatte Quarries (La Vilate), Chanteloube, Razès, Haute-Vienne, Nouvelle-Aquitaine, FranceFranceStewartite 10000000,0
    MD65359Vilatte-Haute Quarry (Alluaud Quarry), Vilatte Quarries (La Vilate), Chanteloube, Razès, Haute-Vienne, Nouvelle-Aquitaine, FranceFranceStewartite 10000000,0
    O32810031760Saint-Sylvestre, Haute-Vienne, Nouvelle-Aquitaine, FranceFrance31760Saint-Sylvestre, Haute-Vienne, Nouvelle-Aquitaine, FranceMD53_21CEAR_236Michelle_487Giersdorf_00000826Stewartite 146001235246,1.3977777777778
    MD49311Les Hureaux, Saint-Sylvestre, Haute-Vienne, Nouvelle-Aquitaine, FranceFranceStewartite 10000000,0
    290204Occitanie, FranceFranceStewartite 1433937221343.660277777778,2.0369444444444
    48159Pyrénées-Orientales, Occitanie, FranceFranceStewartite 1423654235042.615,2.5833333333333
    47601Albères Massif, Pyrénées-Orientales, Occitanie, FranceFranceStewartite 1422931321742.491944444444,3.0380555555556
    252162Collioure (Cotlliure), Albères Massif, Pyrénées-Orientales, Occitanie, FranceFranceStewartite 1423051343842.514166666667,3.0772222222222
    MD257588Pegmatite Field, Collioure (Cotlliure), Albères Massif, Pyrénées-Orientales, Occitanie, FranceFranceStewartite 1423048333342.513333333333,3.0591666666667
    P5614.52814244GermanyGermanyMM71_371MM71_371Giersdorf_00000877Giersdorf_00000876Stewartite 151261810221151.438333333333,10.369722222222
    P3871101763Baden-Württemberg, GermanyGermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 14839118555948.653055555556,8.9330555555556
    P387110310035Freiburg, Baden-Württemberg, GermanyGermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 148627554648.100555555556,7.9294444444444
    P387110305655Ortenaukreis, Freiburg, Baden-Württemberg, GermanyGermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 1482158133348.351388888889,8.2258333333333
    P38711021129Wolfach, Ortenaukreis, Freiburg, Baden-Württemberg, GermanyGermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 1482158133348.351388888889,8.2258333333333
    P38711021128Oberwolfach, Wolfach, Ortenaukreis, Freiburg, Baden-Württemberg, GermanyGermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 1482158133348.351388888889,8.2258333333333
    P387110278768Rankach Valley, Oberwolfach, Wolfach, Ortenaukreis, Freiburg, Baden-Württemberg, GermanyGermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 14822598144648.383055555556,8.2461111111111
    MDO3871101782Clara Mine, Rankach Valley, Oberwolfach, Wolfach, Ortenaukreis, Freiburg, Baden-Württemberg, GermanyGermanyContinental Extension1782Clara Mine, Rankach Valley, Oberwolfach, Wolfach, Ortenaukreis, Freiburg, Baden-Württemberg, GermanyEJM21_817EJM21_817EJM21_817tbl02-00027EJM21_817tbl02-00001Stewartite 14822598144748.383055555556,8.2463888888889
    P5614.5281766Bavaria, GermanyGermanyMM71_371MM71_371Giersdorf_00000877Giersdorf_00000876Stewartite 14910511254549.168055555556,11.429166666667
    21372Lower Bavaria, Bavaria, GermanyGermanyStewartite 14850421382948.845,13.141388888889
    20697Zwiesel, Lower Bavaria, Bavaria, GermanyGermanyStewartite 14913713133049.026944444444,13.225
    278908Rabenstein, Zwiesel, Lower Bavaria, Bavaria, GermanyGermanyStewartite 1493513101049.051388888889,13.169444444444
    MD1772Hühnerkobel Mine (Hennenkobel Mine), Rabenstein, Zwiesel, Lower Bavaria, Bavaria, GermanyGermanyStewartite 1493613101149.051666666667,13.169722222222
    P5614.52822041Upper Palatinate, Bavaria, GermanyGermanyMM71_371MM71_371Giersdorf_00000877Giersdorf_00000876Stewartite 14932201221849.538888888889,12.352222222222
    P5614.52814730Waidhaus, Upper Palatinate, Bavaria, GermanyGermanyMM71_371MM71_371Giersdorf_00000877Giersdorf_00000876Stewartite 14938461228449.646111111111,12.467777777778
    P5614.528108622Hagendorf, Waidhaus, Upper Palatinate, Bavaria, GermanyGermany108622Hagendorf, Waidhaus, Upper Palatinate, Bavaria, GermanyMM71_371MM71_371Giersdorf_00000877Giersdorf_00000876Stewartite 14939712272849.651944444444,12.457777777778
    MDRO5614.5281769Hagendorf South Pegmatite (Cornelia Shaft; Hagendorf South Open Cut), Hagendorf, Waidhaus, Upper Palatinate, Bavaria, GermanyGermany108622Hagendorf, Waidhaus, Upper Palatinate, Bavaria, GermanyMM71_371MM71_371Giersdorf_00000877Giersdorf_00000876Stewartite 14939112273449.650277777778,12.459444444444
    MD13086Silbergrube, Waidhaus, Upper Palatinate, Bavaria, GermanyGermanyStewartite 149382612284149.640555555556,12.478055555556
    14488JapanJapanStewartite 135195713558335.3325,135.9675
    48023Ibaraki, JapanJapanStewartite 136333114034836.558611111111,140.56888888889
    230628Kasumigaura City, Ibaraki, JapanJapanStewartite 10000000,0
    278125Chiyoda-machi, Kasumigaura City, Ibaraki, JapanJapanStewartite 10000000,0
    MD53662Yukiiri, Chiyoda-machi, Kasumigaura City, Ibaraki, JapanJapanStewartite 10000000,0
    2247MadagascarMadagascarStewartite 1-19-18-4247253-19.311666666667,47.048055555556
    58628Amoron'i Mania, MadagascarMadagascarStewartite 1-20-28-45465143-20.479166666667,46.861944444444
    2249Ambatofinandrahana, Amoron'i Mania, MadagascarMadagascarStewartite 1-20-34-546280-20.568055555556,46.466666666667
    46439Mandrosonoro, Ambatofinandrahana, Amoron'i Mania, MadagascarMadagascarStewartite 1-20-42-58455428-20.716111111111,45.907777777778
    MD58426Marivolanitra Pegmatite, Mandrosonoro, Ambatofinandrahana, Amoron'i Mania, MadagascarMadagascarStewartite 1-20-46-9455151-20.769166666667,45.864166666667
    7571MoroccoMoroccoStewartite 1303457-7-42-4330.5825,-7.7119444444444
    121042Marrakech-Safi Region, MoroccoMoroccoStewartite 1314021-8-16-4731.6725,-8.2797222222222
    290673Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoStewartite 10000000,0
    290672Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoStewartite 1314947-80031.829722222222,-8
    7270Sidi Bou Othmane, Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoStewartite 1315416-7-56-3331.904444444444,-7.9425
    MD247333Mrirat Pegmatite, Sidi Bou Othmane, Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoStewartite 10000000,0
    10257NamibiaNamibiaStewartite 1-21-56-1516451-21.9375,16.750277777778
    25646Erongo Region, NamibiaNamibiaStewartite 1-22-16-2515189-22.273611111111,15.3025
    2416Karibib, Erongo Region, NamibiaNamibiaStewartite 1-21-57-28154527-21.957777777778,15.7575
    126500Okatjimukuju Farm 55 (Friedrichsfelde Farm), Karibib, Erongo Region, NamibiaNamibiaStewartite 1-21-56-47155437-21.946388888889,15.910277777778
    MD69095Clementine II Pegmatite, Okatjimukuju Farm 55 (Friedrichsfelde Farm), Karibib, Erongo Region, NamibiaNamibiaStewartite 10000000,0
    15576New ZealandNew ZealandStewartite 1-40-36-29150442-40.608055555556,150.73388888889
    297380Tasman Region, New ZealandNew ZealandStewartite 1-41-8-41172484-41.144722222222,172.80111111111
    219831Glenhope, Tasman Region, New ZealandNew ZealandStewartite 1-41-38-53172395-41.648055555556,172.65138888889
    MD258242Dry Weather Road Locality, Glenhope, Tasman Region, New ZealandNew ZealandStewartite 1-41-38-53172395-41.648055555556,172.65138888889
    P29925214425PortugalPortugalEG19_172EG19_172Scott-EG19_172-0001Scott-EG19_172-0001Stewartite 139327-9-30-3639.535277777778,-9.51
    30140Guarda, PortugalPortugalStewartite 1403959-7-18-4840.666388888889,-7.3133333333333
    31933Gouveia, Guarda, PortugalPortugalStewartite 1403126-7-34-4640.523888888889,-7.5794444444444
    132561Folgosinho, Gouveia, Guarda, PortugalPortugalStewartite 1403010-7-30-840.502777777778,-7.5022222222222
    MD29799Sítio Do Castelo Mine (Folgosinho Quarry), Folgosinho, Gouveia, Guarda, PortugalPortugalStewartite 1403041-7-30-2940.511388888889,-7.5080555555556
    46932Guarda, Guarda, PortugalPortugalStewartite 1403058-7-15-5040.516111111111,-7.2638888888889
    46930Vela, Guarda, Guarda, PortugalPortugalStewartite 1402651-7-17-4240.4475,-7.295
    MD245166Vela Nordeste Quarry, Vela, Guarda, Guarda, PortugalPortugalStewartite 140275-7-18-1140.451388888889,-7.3030555555556
    47629Sabugal, Guarda, PortugalPortugalStewartite 1402351-7-5-2940.3975,-7.0913888888889
    248176Bendada, Sabugal, Guarda, PortugalPortugalStewartite 1402258-7-15-3240.382777777778,-7.2588888888889
    16453Bendada Mines, Bendada, Sabugal, Guarda, PortugalPortugalStewartite 1402254-7-14-5740.381666666667,-7.2491666666667
    MD226900Fonte Da Cal Mine, Bendada Mines, Bendada, Sabugal, Guarda, PortugalPortugalStewartite 1402254-7-14-5840.381666666667,-7.2494444444444
    P29925246185Viana Do Castelo, PortugalPortugalEG19_172EG19_172Scott-EG19_172-0001Scott-EG19_172-0001Stewartite 1415334-8-31-2241.892777777778,-8.5227777777778
    P299252132119Ponte Da Barca, Viana Do Castelo, PortugalPortugalEG19_172EG19_172Scott-EG19_172-0001Scott-EG19_172-0001Stewartite 1414745-8-21-4741.795833333333,-8.3630555555556
    P299252249866São Lourenço De Touvedo, Ponte Da Barca, Viana Do Castelo, PortugalPortugalEG19_172EG19_172Scott-EG19_172-0001Scott-EG19_172-0001Stewartite 1414723-8-21-4541.789722222222,-8.3625
    MDO29925261394Pedra Da Moura Mine, São Lourenço De Touvedo, Ponte Da Barca, Viana Do Castelo, PortugalPortugal61394Pedra Da Moura Mine, São Lourenço De Touvedo, Ponte Da Barca, Viana Do Castelo, PortugalEG19_172EG19_172Scott-EG19_172-0001Scott-EG19_172-0001Stewartite 141474-8-21-4241.784444444444,-8.3616666666667
    30409Vila Real, PortugalPortugalStewartite 1412633-7-41041.4425,-7.6833333333333
    132121Vila Pouca De Aguiar, Vila Real, PortugalPortugalStewartite 1413010-7-39-4941.502777777778,-7.6636111111111
    255349Alfarela De Jales, Vila Pouca De Aguiar, Vila Real, PortugalPortugalStewartite 141281-7-34-1041.466944444444,-7.5694444444444
    MD64905Moreira De Jales, Alfarela De Jales, Vila Pouca De Aguiar, Vila Real, PortugalPortugalStewartite 10000000,0
    14544Viseu, PortugalPortugalStewartite 1404819-7-51-640.805277777778,-7.8516666666667
    2589Mangualde, Viseu, PortugalPortugalStewartite 1403547-7-43-3240.596388888889,-7.7255555555556
    132122Chãs De Tavares, Mangualde, Viseu, PortugalPortugalStewartite 1403734-7-39-140.626111111111,-7.6502777777778
    MD64492Corvaceira Quarry, Chãs De Tavares, Mangualde, Viseu, PortugalPortugalStewartite 1403742-7-38-5340.628333333333,-7.6480555555556
    2588Cubos-Mesquitela-Mangualde Area, Mangualde, Viseu, PortugalPortugalStewartite 1403513-7-45040.586944444444,-7.75
    MD56172Regada, Cubos-Mesquitela-Mangualde Area, Mangualde, Viseu, PortugalPortugalStewartite 10000000,0
    P95092221896RwandaRwandaJAES61_10JAES61_10Alexandra-0165Alexandra-0165Stewartite 1-1-50-34294445-1.8427777777778,29.745833333333
    P95092231636Western Province, RwandaRwandaJAES61_10JAES61_10Alexandra-0165Alexandra-0165Stewartite 1-1-56-32293358-1.9422222222222,29.566111111111
    P950922304486Ngororero District, Western Province, RwandaRwandaJAES61_10JAES61_10Alexandra-0165Alexandra-0165Stewartite 1-1-55-10293854-1.9194444444444,29.648333333333
    P95092231699Gatumba, Ngororero District, Western Province, RwandaRwandaJAES61_10JAES61_10Alexandra-0165Alexandra-0165Stewartite 1-1-55-11293854-1.9197222222222,29.648333333333
    MDO9509222824Buranga Pegmatite, Gatumba, Ngororero District, Western Province, RwandaRwanda2824Buranga Pegmatite, Gatumba, Ngororero District, Western Province, RwandaJAES61_10JAES61_10Alexandra-0165Alexandra-0165Stewartite 1-1-55-17293915-1.9213888888889,29.654166666667
    P17022603366USAUSAAM93_1215CM54_945Be-00023Alexandra-0187Stewartite 1374912-83-42-4937.82,-83.713611111111
    16136Alabama, USAUSAStewartite 1325156-86-38-3032.865555555556,-86.641666666667
    27019Coosa Co., Alabama, USAUSAStewartite 1325652-86-17-3532.947777777778,-86.293055555556
    28192Rockford District, Coosa Co., Alabama, USAUSAStewartite 1325322-86-13-1132.889444444444,-86.219722222222
    254697Two Bit Pegmatite, Rockford District, Coosa Co., Alabama, USAUSAStewartite 10000000,0
    MD65563Prospect No. 28 (Two Bit Prospect), Two Bit Pegmatite, Rockford District, Coosa Co., Alabama, USAUSAStewartite 10000000,0
    MD31939Williams Pegmatite, Coosa Co., Alabama, USAUSAStewartite 10000000,0
    P137913733293Arizona, USAUSACM52_183CM52_183Bradley_2012_148Bradley_2012_148Stewartite 1332843-111-18-3933.478611111111,-111.31083333333
    P137913733392Yavapai Co., Arizona, USAUSACM52_183CM52_183Bradley_2012_148Bradley_2012_148Stewartite 1342141-112-28-2434.361388888889,-112.47333333333
    P1379137331279White Picacho District, Yavapai Co., Arizona, USAUSA31279White Picacho District, Yavapai Co., Arizona, USACM52_183CM52_183Bradley_2012_148Bradley_2012_148Stewartite 1335832-112-32-5133.975555555556,-112.5475
    P1379137351358Independence Gulch, White Picacho District, Yavapai Co., Arizona, USAUSACM52_183CM52_183Bradley_2012_148Bradley_2012_148Stewartite 1335959-112-30-3233.999722222222,-112.50888888889
    MDO1379137330506Midnight Owl Mine (Lithia King Mine; Lithium King Mine; Midnight Owl Pegmatites), Independence Gulch, White Picacho District, Yavapai Co., Arizona, USAUSA30506Midnight Owl Mine (Lithia King Mine; Lithium King Mine; Midnight Owl Pegmatites), Independence Gulch, White Picacho District, Yavapai Co., Arizona, USACM52_183CM52_183Bradley_2012_148Bradley_2012_148Stewartite 1335957-112-30-4833.999166666667,-112.51333333333
    3424California, USAUSAStewartite 1374954-120-44-337.831666666667,-120.73416666667
    3554San Diego Co., California, USAUSAStewartite 133139-116-53-2333.0275,-116.88972222222
    3560Pala District, San Diego Co., California, USAUSAStewartite 1332240-117-2-3933.377777777778,-117.04416666667
    221523Pala, Pala District, San Diego Co., California, USAUSAStewartite 1332240-117-2-4033.377777777778,-117.04444444444
    91602Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala District, San Diego Co., California, USAUSAStewartite 133234-117-3-5933.384444444444,-117.06638888889
    MD3562Stewart Mine (MS 6162; Stewart Lithia Mine), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala District, San Diego Co., California, USAUSAStewartite 1332257-117-3-4433.3825,-117.06222222222
    P3832603772Maine, USAUSACM50_1515CM54_945Alexandra-0155Alexandra-0187Stewartite 1443728-69-29-1744.624444444444,-69.488055555556
    P38327214455Androscoggin Co., Maine, USAUSACM50_1515CM50_1515Alexandra-0155Alexandra-0155Stewartite 1441021-70-11-5844.1725,-70.199444444444
    P3832726558Poland, Androscoggin Co., Maine, USAUSACM50_1515CM50_1515Alexandra-0155Alexandra-0155Stewartite 144418-70-17-5344.071666666667,-70.298055555556
    MDO3832723802Berry-Havey Quarry (Havey Quarry; Berry Quarry), Poland, Androscoggin Co., Maine, USAUSA3802Berry-Havey Quarry (Havey Quarry; Berry Quarry), Poland, Androscoggin Co., Maine, USACM50_1515CM50_1515Alexandra-0155Alexandra-0155Stewartite 144418-70-17-5444.071666666667,-70.298333333333
    P29326014250Oxford Co., Maine, USAUSAJG55_3CM54_945Be-00022Alexandra-0187Stewartite 144231-70-39-2844.383611111111,-70.657777777778
    RP2642603778Greenwood, Oxford Co., Maine, USAUSA3784Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USACM54_945CM54_945Alexandra-0187Alexandra-0187Stewartite 1441734-70-38-4244.292777777778,-70.645
    RP264260228302Uncle Tom Mountain, Greenwood, Oxford Co., Maine, USAUSA3784Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USACM54_945CM54_945Alexandra-0187Alexandra-0187Stewartite 1441922-70-41-3944.322777777778,-70.694166666667
    MDRO2642603787Emmons Quarry (Uncle Tom Mountain Quarry), Uncle Tom Mountain, Greenwood, Oxford Co., Maine, USAUSA3784Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USACM54_945CM54_945Alexandra-0187Alexandra-0187Stewartite 1441923-70-41-4044.323055555556,-70.694444444444
    192467Newry, Oxford Co., Maine, USAUSAStewartite 1443239-70-43-3944.544166666667,-70.7275
    MD3798Crooker Gem Pegmatite Quarries (includes Former Crooker Quarry; Blue Pit; Plumbago Prospects; Grand Canyon Prospect; Martin Prospect; Big Blue Prospect; Vandelight Ledge Prospect; Stanley Prospect; Several Unnamed Prospects), Newry, Oxford Co., Maine, USAUSAStewartite 1443239-70-43-2544.544166666667,-70.723611111111
    MD3780Dunton Gem Quarry, Newry, Oxford Co., Maine, USAUSAStewartite 1443234-70-43-2344.542777777778,-70.723055555556
    P29326014498Paris, Oxford Co., Maine, USAUSAJG55_3CM54_945Be-00022Alexandra-0187Stewartite 1441550-70-28-1544.263888888889,-70.470833333333
    MDO2932603784Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USAUSA3784Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USAJG55_3CM54_945Be-00022Alexandra-0187Stewartite 144169-70-28-2344.269166666667,-70.473055555556
    MD6101Ryerson Hill Quarries, Paris, Oxford Co., Maine, USAUSAStewartite 1441744-70-28-144.295555555556,-70.466944444444
    7986Stoneham, Oxford Co., Maine, USAUSAStewartite 1441520-70-55-3344.255555555556,-70.925833333333
    MD6076Cole Quarry, Stoneham, Oxford Co., Maine, USAUSAStewartite 1441452-70-57-644.247777777778,-70.951666666667
    P36126814502New Hampshire, USAUSACM54_945CM54_945Alexandra-0197Alexandra-0197Stewartite 1432748-71-34-1643.463333333333,-71.571111111111
    P33929414501Grafton Co., New Hampshire, USAUSAGSAB81_3359CM54_945Alexandra-0411Alexandra-0181Stewartite 144022-71-51-3044.006111111111,-71.858333333333
    P33929414500Groton, Grafton Co., New Hampshire, USAUSAGSAB81_3359CM54_945Alexandra-0411Alexandra-0181Stewartite 1434519-71-52-2443.755277777778,-71.873333333333
    MD6813Charles Davis Mine, Groton, Grafton Co., New Hampshire, USAUSAStewartite 10000000,0
    MDO3393196343Fletcher Mine, Groton, Grafton Co., New Hampshire, USAUSA6343Fletcher Mine, Groton, Grafton Co., New Hampshire, USAGSAB81_3359GSAB81_3359Alexandra-0411Alexandra-0411Stewartite 1434534-71-49-3843.759444444444,-71.827222222222
    MDO3262943942Palermo No. 1 Mine (Palermo No. 1 Pegmatite; Hartford Mine; GE Mine), Groton, Grafton Co., New Hampshire, USAUSA3942Palermo No. 1 Mine (Palermo No. 1 Pegmatite; Hartford Mine; GE Mine), Groton, Grafton Co., New Hampshire, USACM54_945CM54_945Alexandra-0181Alexandra-0181Stewartite 143454-71-53-2243.751111111111,-71.889444444444
    MDRO3262948928Palermo No. 2 Mine, Groton, Grafton Co., New Hampshire, USAUSA3942Palermo No. 1 Mine (Palermo No. 1 Pegmatite; Hartford Mine; GE Mine), Groton, Grafton Co., New Hampshire, USACM54_945CM54_945Alexandra-0181Alexandra-0181Stewartite 143456-71-53-3343.751666666667,-71.8925
    MD8921Valencia Mine, Groton, Grafton Co., New Hampshire, USAUSAStewartite 10000000,0
    P36126814602Strafford Co., New Hampshire, USAUSACM54_945CM54_945Alexandra-0197Alexandra-0197Stewartite 1431738-71-4-2143.293888888889,-71.0725
    P361268191861Strafford, Strafford Co., New Hampshire, USAUSACM54_945CM54_945Alexandra-0197Alexandra-0197Stewartite 1431737-71-9-2643.293611111111,-71.157222222222
    P361268191878Parker Mountain, Strafford, Strafford Co., New Hampshire, USAUSACM54_945CM54_945Alexandra-0197Alexandra-0197Stewartite 1431737-71-9-2643.293611111111,-71.157222222222
    MDO3612689013Parker Mountain Mine (Buzzo Mine; Foss Mine), Parker Mountain, Strafford, Strafford Co., New Hampshire, USAUSA9013Parker Mountain Mine (Buzzo Mine; Foss Mine), Parker Mountain, Strafford, Strafford Co., New Hampshire, USACM54_945CM54_945Alexandra-0197Alexandra-0197Stewartite 1431737-71-9-2643.293611111111,-71.157222222222
    P3513454033North Carolina, USAUSACM52_183CM50_1589Bradley_2012_149Be-00021Stewartite 1353720-79-53-1935.622222222222,-79.888611111111
    P35134524032Cleveland Co., North Carolina, USAUSACM52_183CM50_1589Bradley_2012_149Be-00021Stewartite 1352110-81-33-3935.352777777778,-81.560833333333
    P35134514555Kings Mountain District, Cleveland Co., North Carolina, USAUSACM52_183CM50_1589Bradley_2012_149Be-00021Stewartite 1351228-81-21-5435.207777777778,-81.365
    MDO3513453280Foote Lithium Co. Mine (Foote Mine), Kings Mountain District, Cleveland Co., North Carolina, USAUSA3280Foote Lithium Co. Mine (Foote Mine), Kings Mountain District, Cleveland Co., North Carolina, USACM52_183CM50_1589Bradley_2012_149Be-00021Stewartite 1351239-81-21-2035.210833333333,-81.355555555556
    P170216404104South Dakota, USAUSAAM93_1215GCA34_713Be-00023Alexandra-0270Stewartite 143582-100-5-3243.967222222222,-100.09222222222
    P1702170223305Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Stewartite 1434245-103-30-2543.7125,-103.50694444444
    P170217024111Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Stewartite 143449-103-35-3043.735833333333,-103.59166666667
    P170217024108Custer, Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Stewartite 1434457-103-34-5943.749166666667,-103.58305555556
    MDRO170217024107Bull Moose Mine (Bull Moose Pegmatite; Bull Moose Lodes), Custer, Custer District, Custer Co., South Dakota, USAUSA4122Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USAAM93_1215AM93_1215Be-00023Be-00023Stewartite 1434421-103-32-4143.739166666667,-103.54472222222
    P1702170226805Fourmile, Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Stewartite 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-00023Stewartite 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-00023Stewartite 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-00023Stewartite 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-00023Stewartite 1433922-103-34-5743.656111111111,-103.5825
    P1700164017377Pennington Co., South Dakota, USAUSAAM75_631GCA34_713Alexandra-0372Alexandra-0270Stewartite 1435636-103-19-3343.943333333333,-103.32583333333
    P170016404113Keystone District, Pennington Co., South Dakota, USAUSAAM75_631GCA34_713Alexandra-0372Alexandra-0270Stewartite 1435255-103-24-843.881944444444,-103.40222222222
    RP1700170047562Glendale, Keystone District, Pennington Co., South Dakota, USAUSA122418Black Elk Peak (Harney Peak), Pennington Co., South Dakota, USAAM75_631AM75_631Alexandra-0372Alexandra-0372Stewartite 1434812-103-27-143.803333333333,-103.45027777778
    MDRO170017004105Big Chief Mine (Johnson Pegmatite), Glendale, Keystone District, Pennington Co., South Dakota, USAUSA122418Black Elk Peak (Harney Peak), Pennington Co., South Dakota, USAAM75_631AM75_631Alexandra-0372Alexandra-0372Stewartite 1435154-103-22-5543.865,-103.38194444444
    MDRO1700170030145Hesnard Mine, Keystone District, Pennington Co., South Dakota, USAUSA122418Black Elk Peak (Harney Peak), Pennington Co., South Dakota, USAAM75_631AM75_631Alexandra-0372Alexandra-0372Stewartite 10000000,0
    P1640164023065Keystone, Keystone District, Pennington Co., South Dakota, USAUSAGCA34_713GCA34_713Alexandra-0270Alexandra-0270Stewartite 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-0270Stewartite 1435250-103-25-843.880555555556,-103.41888888889

    This mineral directly occurs at 48 localities (52 localities according to mindat, 169 localities if parents are counted as well)
    Of the 48 localities at which this mineral occurs, 22 have an age. (83 of the 169 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. (13 total)
     This locality is directly dated, but is not bottom-level. (4 total)
     This locality is not directly dated, and is not bottom-level. (57 total)

     This bottom-level locality has an age assigned to it from some other locality. (9 total)
     This locality does not have an age assigned to it. (24 bottom-level + 62 top/mid-level = 86 total)

       







    All locality data graciously provided by mindat.org

    All age data...

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