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: Rontgenite-(Ce)

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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
    P11091248188CanadaCanadaCMP110_289CJES23_948Mo-00273Be-00048Röntgenite-(Ce) 1532027-90-3-4053.340833333333,-90.061111111111
    P1109110714233Ontario, CanadaCanadaCMP110_289CMP110_289Mo-00273Mo-00273Röntgenite-(Ce) 1444832-80-13-4044.808888888889,-80.227777777778
    P11091107572Thunder Bay District, Ontario, CanadaCanadaOceanic Arc (Subduction)CMP110_289CMP110_289Mo-00273Mo-00273Röntgenite-(Ce) 1485515-88-3-2148.920833333333,-88.055833333333
    MDO1109110756562Coldwell Complex, Thunder Bay District, Ontario, CanadaCanada56562Coldwell Complex, Thunder Bay District, Ontario, CanadaCMP110_289CMP110_289Mo-00273Mo-00273Röntgenite-(Ce) 148485-86-18-3348.801388888889,-86.309166666667
    P12412414009Québec, CanadaCanadaCJES23_948CJES23_948Be-00048Be-00048Röntgenite-(Ce) 1471229-72-16-5247.208055555556,-72.281111111111
    P124124235914Montérégie, Québec, CanadaCanadaCJES23_948CJES23_948Be-00048Be-00048Röntgenite-(Ce) 1452541-73-18-5945.428055555556,-73.316388888889
    P124124250494La Vallée-du-Richelieu RCM, Montérégie, Québec, CanadaCanadaCJES23_948CJES23_948Be-00048Be-00048Röntgenite-(Ce) 1453344-73-8-3045.562222222222,-73.141666666667
    P124124123123Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, CanadaCanada123123Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, CanadaCJES23_948CJES23_948Be-00048Be-00048Röntgenite-(Ce) 1453345-73-8-3045.5625,-73.141666666667
    MDRO124124599Poudrette Quarry (De-Mix Quarry; Demix Quarry; Uni-Mix Quarry; Carrière Mont Saint-Hilaire; MSH), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, CanadaCanada123123Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, CanadaCJES23_948CJES23_948Be-00048Be-00048Röntgenite-(Ce) 1453346-73-8-3045.562777777778,-73.141666666667
    P56627.8693ChinaChinaGCA58_3155JAES27_559TMA-00004Jen_0000646Röntgenite-(Ce) 133055111351933.015277777778,111.58861111111
    P56654416155Inner Mongolia, ChinaChinaGCA58_3155GCA58_3155TMA-00004TMA-00004Röntgenite-(Ce) 142345611345242.582222222222,113.08111111111
    P566544719Baotou League (Baotou Prefecture), Inner Mongolia, ChinaChinaGCA58_3155GCA58_3155TMA-00004TMA-00004Röntgenite-(Ce) 1411153109592841.198055555556,109.99111111111
    P566544216731Bayan Obo Mining District, Baotou League (Baotou Prefecture), Inner Mongolia, ChinaChinaGCA58_3155GCA58_3155TMA-00004TMA-00004Röntgenite-(Ce) 1414756109562241.798888888889,109.93944444444
    P566544185580Bayan Obo, Bayan Obo Mining District, Baotou League (Baotou Prefecture), Inner Mongolia, ChinaChinaGCA58_3155GCA58_3155TMA-00004TMA-00004Röntgenite-(Ce) 1414757109562241.799166666667,109.93944444444
    P566544720Bayan Obo Deposit (Bayun-Obo Deposit; Baiyunebo Deposit), Bayan Obo, Bayan Obo Mining District, Baotou League (Baotou Prefecture), Inner Mongolia, ChinaChina720Bayan Obo Deposit (Bayun-Obo Deposit; Baiyunebo Deposit), Bayan Obo, Bayan Obo Mining District, Baotou League (Baotou Prefecture), Inner Mongolia, ChinaGCA58_3155GCA58_3155TMA-00004TMA-00004Röntgenite-(Ce) 1414758109562241.799444444444,109.93944444444
    MDRY566544134499East Mine, Bayan Obo Deposit (Bayun-Obo Deposit; Baiyunebo Deposit), Bayan Obo, Bayan Obo Mining District, Baotou League (Baotou Prefecture), Inner Mongolia, ChinaChina720Bayan Obo Deposit (Bayun-Obo Deposit; Baiyunebo Deposit), Bayan Obo, Bayan Obo Mining District, Baotou League (Baotou Prefecture), Inner Mongolia, ChinaGCA58_3155GCA58_3155TMA-00004TMA-00004Röntgenite-(Ce) 141484109585441.801111111111,109.98166666667
    P40.327.8729Sichuan, ChinaChinaJAES27_559JAES27_559Jen_0000646Jen_0000646Röntgenite-(Ce) 1301523103232530.256388888889,103.39027777778
    P40.327.823241Liangshan, Sichuan, ChinaChinaJAES27_559JAES27_559Jen_0000646Jen_0000646Röntgenite-(Ce) 12745110221327.750277777778,102.35083333333
    P40.327.8147082Mianning Co., Liangshan, Sichuan, ChinaChinaJAES27_559JAES27_559Jen_0000646Jen_0000646Röntgenite-(Ce) 1282423101555528.406388888889,101.93194444444
    MDO40.327.873232Maoniuping Mine, Mianning Co., Liangshan, Sichuan, ChinaChina73232Maoniuping Mine, Mianning Co., Liangshan, Sichuan, ChinaJAES27_559JAES27_559Jen_0000646Jen_0000646Röntgenite-(Ce) 1282652101584428.447777777778,101.97888888889
    P1300116022759DenmarkDenmarkUSGSOFR02_189USGSOFR02_189ree-00353ree-00353Röntgenite-(Ce) 1583480303558.568888888889,0.50972222222222
    P130011601950Greenland, DenmarkDenmarkUSGSOFR02_189USGSOFR02_189ree-00353ree-00353Röntgenite-(Ce) 1691313-45-8-3569.220277777778,-45.143055555556
    P13001160256584Kujalleq, Greenland, DenmarkDenmarkUSGSOFR02_189USGSOFR02_189ree-00353ree-00353Röntgenite-(Ce) 1603314-44-35-5060.553888888889,-44.597222222222
    P13001160310750Igaliku, Kujalleq, Greenland, DenmarkDenmarkUSGSOFR02_189USGSOFR02_189ree-00353ree-00353Röntgenite-(Ce) 161159-45-22-4061.033055555556,-45.377777777778
    P13001160256824Narsaarsuk Plateau, Igaliku, Kujalleq, Greenland, DenmarkDenmarkUSGSOFR02_189USGSOFR02_189ree-00353ree-00353Röntgenite-(Ce) 161159-45-22-4061.033055555556,-45.377777777778
    MDO130011601961Narssârssuk Pegmatite, Narsaarsuk Plateau, Igaliku, Kujalleq, Greenland, DenmarkDenmark1961Narssârssuk Pegmatite, Narsaarsuk Plateau, Igaliku, Kujalleq, Greenland, DenmarkUSGSOFR02_189USGSOFR02_189ree-00353ree-00353Röntgenite-(Ce) 161159-45-22-4061.033055555556,-45.377777777778
    14280FranceFranceRöntgenite-(Ce) 12720360-37-2827.343333333333,-0.62444444444444
    20192Auvergne-Rhône-Alpes, FranceFranceRöntgenite-(Ce) 1453017436745.504722222222,4.6019444444444
    18047Haute-Loire, Auvergne-Rhône-Alpes, FranceFranceRöntgenite-(Ce) 1456123453045.103333333333,3.7583333333333
    19351Langeac, Haute-Loire, Auvergne-Rhône-Alpes, FranceFranceRöntgenite-(Ce) 1453553334045.065277777778,3.5611111111111
    215620Marsanges, Langeac, Haute-Loire, Auvergne-Rhône-Alpes, FranceFranceRöntgenite-(Ce) 145241329345.044722222222,3.4841666666667
    MD19324Marsanges Mine, Marsanges, Langeac, Haute-Loire, Auvergne-Rhône-Alpes, FranceFranceRöntgenite-(Ce) 145242329345.045,3.4841666666667
    1684Brittany, FranceFranceRöntgenite-(Ce) 1481223-2-55-1748.206388888889,-2.9213888888889
    23374Finistère, Brittany, FranceFranceRöntgenite-(Ce) 1481942-4-10-5448.328333333333,-4.1816666666667
    285223Guilligomarc'h, Finistère, Brittany, FranceFranceRöntgenite-(Ce) 10000000,0
    MD58460Le Stang Quarry, Guilligomarc'h, Finistère, Brittany, FranceFranceRöntgenite-(Ce) 10000000,0
    22146Morbihan, Brittany, FranceFranceRöntgenite-(Ce) 1474728-2-59-3147.791111111111,-2.9919444444444
    286050Grand-Champ, Morbihan, Brittany, FranceFranceRöntgenite-(Ce) 147440-2-50-3047.733333333333,-2.8416666666667
    MD194628Poulmarh Quarry, Grand-Champ, Morbihan, Brittany, FranceFranceRöntgenite-(Ce) 147440-2-50-3047.733333333333,-2.8416666666667
    P267.321921925MongoliaMongoliaGSCOF5796GSCOF5796Jen_0000799Jen_0000798Röntgenite-(Ce) 1472157102512647.365833333333,102.85722222222
    P267.321948604Dornogovi Aimag, MongoliaMongoliaGSCOF5796GSCOF5796Jen_0000799Jen_0000798Röntgenite-(Ce) 144232610934444.390555555556,109.56777777778
    P267.3219205759Hövsgöl, Dornogovi Aimag, MongoliaMongoliaGSCOF5796GSCOF5796Jen_0000799Jen_0000798Röntgenite-(Ce) 1425715108334642.954166666667,108.56277777778
    MDO267.321944889Lugeengol REE Deposit (Lugin Gol; Lugiin Gol; Lugin Gel), Hövsgöl, Dornogovi Aimag, MongoliaMongolia44889Lugeengol REE Deposit (Lugin Gol; Lugiin Gol; Lugin Gel), Hövsgöl, Dornogovi Aimag, MongoliaGSCOF5796GSCOF5796Jen_0000799Jen_0000798Röntgenite-(Ce) 1425715108334742.954166666667,108.56305555556
    P24524053384Hovd Aimag (Khovd Aimag), MongoliaMongoliaAJS258_1AJS258_1Cr-00058Cr-00058Röntgenite-(Ce) 146505593262846.848611111111,93.441111111111
    P245240206353Altai Mts, Hovd Aimag (Khovd Aimag), MongoliaMongoliaAJS258_1AJS258_1Cr-00058Cr-00058Röntgenite-(Ce) 147323591393147.543055555556,91.658611111111
    P24524026157Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), MongoliaMongolia26157Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), MongoliaAJS258_1AJS258_1Cr-00058Cr-00058Röntgenite-(Ce) 148281491552248.470555555556,91.922777777778
    MDRO245240145632Tsakhirin Khuduk Y-Zr-Nb Deposit, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), MongoliaMongolia26157Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), MongoliaAJS258_1AJS258_1Cr-00058Cr-00058Röntgenite-(Ce) 14832091544548.533333333333,91.9125
    14254RomaniaRomaniaRöntgenite-(Ce) 146245924182146.416388888889,24.305833333333
    132311Harghita, RomaniaRomaniaRöntgenite-(Ce) 14635525193746.584722222222,25.326944444444
    214594Ditrău (Ditró), Harghita, RomaniaRomaniaRöntgenite-(Ce) 10000000,0
    MD233649Jolotca (Orotva), Ditrău (Ditró), Harghita, RomaniaRomaniaRöntgenite-(Ce) 10000000,0
    P54039014409RussiaRussiaUSGSOFR02_189USGSOFR02_189ree-00527ree-00527Röntgenite-(Ce) 15356106839953.936111111111,68.6525
    P5403902644Sakha Republic (Yakutia), RussiaRussiaUSGSOFR02_189USGSOFR02_189ree-00527ree-00527Röntgenite-(Ce) 16329612858763.485,128.96861111111
    P54039020548Polar Yakutia, Sakha Republic (Yakutia), RussiaRussiaUSGSOFR02_189USGSOFR02_189ree-00527ree-00527Röntgenite-(Ce) 167202131132467.333888888889,131.22333333333
    MDO54039067560Tomtor Massif, Polar Yakutia, Sakha Republic (Yakutia), RussiaRussia67560Tomtor Massif, Polar Yakutia, Sakha Republic (Yakutia), RussiaUSGSOFR02_189USGSOFR02_189ree-00527ree-00527Röntgenite-(Ce) 171312116341571.053333333333,116.57083333333
    P11210620280South KoreaSouth KoreaJAES22_227JAES22_227Mo-00028aMo-00028aRöntgenite-(Ce) 13684612758836.146111111111,127.96888888889
    P11210628864North Chungcheong Province, South KoreaSouth KoreaJAES22_227JAES22_227Mo-00028aMo-00028aRöntgenite-(Ce) 1365859127545636.983055555556,127.91555555556
    P11210628867Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaSouth KoreaJAES22_227JAES22_227Mo-00028aMo-00028aRöntgenite-(Ce) 136590127575836.983333333333,127.96611111111
    RP112106288892Joongwon-gun, Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaSouth Korea194542Dangdu Mine, Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaJAES22_227JAES22_227Mo-00028aMo-00028aRöntgenite-(Ce) 10000000,0
    RP112106276021Mt. Eorae, Joongwon-gun, Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaSouth Korea194542Dangdu Mine, Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaJAES22_227JAES22_227Mo-00028aMo-00028aRöntgenite-(Ce) 10000000,0
    MDRO11210657891Chungju Deposit, Mt. Eorae, Joongwon-gun, Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaSouth Korea194542Dangdu Mine, Chungju (Chung Won Kum; Chung-ju), North Chungcheong Province, South KoreaJAES22_227JAES22_227Mo-00028aMo-00028aRöntgenite-(Ce) 10000000,0
    P364.369.93366USAUSAUSGS-Rb-SrUSGS-U-Th-PbUSGS-Rb-Sr-01069USGS-U-Th-Pb-00041_207_206Röntgenite-(Ce) 1374912-83-42-4937.82,-83.713611111111
    P364.3350.315054Massachusetts, USAUSAUSGS-Rb-SrUSGS-Rb-SrUSGS-Rb-Sr-01069USGS-Rb-Sr-01069Röntgenite-(Ce) 1421133-71-33-3442.1925,-71.559444444444
    P364.3350.315053Norfolk Co., Massachusetts, USAUSAUSGS-Rb-SrUSGS-Rb-SrUSGS-Rb-Sr-01069USGS-Rb-Sr-01069Röntgenite-(Ce) 1421059-71-11-2342.183055555556,-71.189722222222
    MDO364.3350.322288Quincy, Norfolk Co., Massachusetts, USAUSA196053Bunker Hill Quarry, Quincy, Norfolk Co., Massachusetts, USAUSGS-Rb-SrUSGS-Rb-SrUSGS-Rb-Sr-01069USGS-Rb-Sr-01069Röntgenite-(Ce) 1421455-71-1-4342.248611111111,-71.028611111111
    P195.9969.914502New Hampshire, USAUSAUSGS-Rb-SrUSGS-U-Th-PbUSGS-Rb-Sr-00200USGS-U-Th-Pb-00041_207_206Röntgenite-(Ce) 1432748-71-34-1643.463333333333,-71.571111111111
    P195.9969.95887Carroll Co., New Hampshire, USAUSAUSGS-Rb-SrUSGS-U-Th-PbUSGS-Rb-Sr-00200USGS-U-Th-Pb-00041_207_206Röntgenite-(Ce) 1435220-71-11-2943.872222222222,-71.191388888889
    P195.9969.923317Conway, Carroll Co., New Hampshire, USAUSAUSGS-Rb-SrUSGS-U-Th-PbUSGS-Rb-Sr-00200USGS-U-Th-Pb-00041_207_206Röntgenite-(Ce) 144139-71-6-4344.0275,-71.111944444444
    O195.9969.9205884Redstone, Conway, Carroll Co., New Hampshire, USAUSA205884Redstone, Conway, Carroll Co., New Hampshire, USAUSGS-Rb-SrUSGS-U-Th-PbUSGS-Rb-Sr-00200USGS-U-Th-Pb-00041_207_206Röntgenite-(Ce) 144053-71-6-444.014722222222,-71.101111111111
    MD6093Redstone "Red Granite" Quarry, Redstone, Conway, Carroll Co., New Hampshire, USAUSARöntgenite-(Ce) 10000000,0

    This mineral directly occurs at 15 localities (15 localities according to mindat, 70 localities if parents are counted as well)
    Of the 15 localities at which this mineral occurs, 10 have an age. (52 of the 70 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. (4 total)
     This locality is directly dated, but is not bottom-level. (5 total)
     This locality is not directly dated, and is not bottom-level. (39 total)

     This bottom-level locality has an age assigned to it from some other locality. (4 total)
     This locality does not have an age assigned to it. (5 bottom-level + 13 top/mid-level = 18 total)

       






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