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: Jahnsite-(CaMnMn)

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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
    P17951787151AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Jahnsite-(CaMnMn) 1-31-5-22139741-31.089444444444,139.12805555556
    P1795178712222South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Jahnsite-(CaMnMn) 1-32-28-231372428-32.473055555556,137.40777777778
    P1795178716630Eyre Peninsula, South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Jahnsite-(CaMnMn) 1-33-30-813618-33.502222222222,136.01888888889
    P1795178722576Middleback Range, Eyre Peninsula, South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Jahnsite-(CaMnMn) 1-330-56137524-33.015555555556,137.09
    P17951787214476Iron Knob, Middleback Range, Eyre Peninsula, South Australia, AustraliaAustraliaPR40_363PR40_363Cr-00007Cr-00007Jahnsite-(CaMnMn) 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-00007Jahnsite-(CaMnMn) 1-32-44-40137821-32.744444444444,137.13916666667
    P520480366BrazilBrazilGSSP350_25GSSP350_25Alexandra-0434Alexandra-0434Jahnsite-(CaMnMn) 1-12-14-5-48-11-22-12.234722222222,-48.189444444444
    P520480387Minas Gerais, BrazilBrazilGSSP350_25GSSP350_25Alexandra-0434Alexandra-0434Jahnsite-(CaMnMn) 1-18-52-21-43-32-52-18.8725,-43.547777777778
    P520480280018Conselheiro Pena, Minas Gerais, BrazilBrazil280018Conselheiro Pena, Minas Gerais, BrazilGSSP350_25GSSP350_25Alexandra-0434Alexandra-0434Jahnsite-(CaMnMn) 1-19-6-18-41-27-36-19.105,-41.46
    MDO52048069153Jocão Pegmatite (Gypsy Mine; Cigana Claim), Conselheiro Pena, Minas Gerais, BrazilBrazil69153Jocão Pegmatite (Gypsy Mine; Cigana Claim), Conselheiro Pena, Minas Gerais, BrazilGSSP350_25GSSP350_25Alexandra-0434Alexandra-0434Jahnsite-(CaMnMn) 1-19-4-36-41-29-44-19.076666666667,-41.495555555556
    P1806180016125FinlandFinlandCM52_183MT2013_TuovinenBradley_2012_139Alexandra-0405Jahnsite-(CaMnMn) 162134925182962.230277777778,25.308055555556
    P18061800305626South Ostrobothnia, FinlandFinlandCM52_183MT2013_TuovinenBradley_2012_139Alexandra-0405Jahnsite-(CaMnMn) 162412323125562.689722222222,23.215277777778
    P18061800217584Kuortane, South Ostrobothnia, FinlandFinlandCM52_183MT2013_TuovinenBradley_2012_139Alexandra-0405Jahnsite-(CaMnMn) 162404523292662.679166666667,23.490555555556
    MDO180618001657Kaatiala Pegmatite, Kuortane, South Ostrobothnia, FinlandFinland1657Kaatiala Pegmatite, Kuortane, South Ostrobothnia, FinlandCM52_183MT2013_TuovinenBradley_2012_139Alexandra-0405Jahnsite-(CaMnMn) 162404523292662.679166666667,23.490555555556
    14280FranceFranceJahnsite-(CaMnMn) 12720360-37-2827.343333333333,-0.62444444444444
    290204Occitanie, FranceFranceJahnsite-(CaMnMn) 1433937221343.660277777778,2.0369444444444
    48159Pyrénées-Orientales, Occitanie, FranceFranceJahnsite-(CaMnMn) 1423654235042.615,2.5833333333333
    47601Albères Massif, Pyrénées-Orientales, Occitanie, FranceFranceJahnsite-(CaMnMn) 1422931321742.491944444444,3.0380555555556
    252162Collioure (Cotlliure), Albères Massif, Pyrénées-Orientales, Occitanie, FranceFranceJahnsite-(CaMnMn) 1423051343842.514166666667,3.0772222222222
    MD257588Pegmatite Field, Collioure (Cotlliure), Albères Massif, Pyrénées-Orientales, Occitanie, FranceFranceJahnsite-(CaMnMn) 1423048333342.513333333333,3.0591666666667
    P21521514553ItalyItalyTCM56_411TCM56_411Giersdorf_00000855Giersdorf_00000855Jahnsite-(CaMnMn) 14232712165742.535277777778,12.2825
    P21521521124Lombardy, ItalyItalyTCM56_411TCM56_411Giersdorf_00000855Giersdorf_00000855Jahnsite-(CaMnMn) 1454755929045.798611111111,9.4833333333333
    P21521557800Lecco Province, Lombardy, ItalyItalyTCM56_411TCM56_411Giersdorf_00000855Giersdorf_00000855Jahnsite-(CaMnMn) 1463459201646.0625,9.3377777777778
    P215215146135Colico, Lecco Province, Lombardy, ItalyItalyTCM56_411TCM56_411Giersdorf_00000855Giersdorf_00000855Jahnsite-(CaMnMn) 1466589191046.116111111111,9.3194444444444
    P215215264804Piona Peninsula, Colico, Lecco Province, Lombardy, ItalyItalyTCM56_411TCM56_411Giersdorf_00000855Giersdorf_00000855Jahnsite-(CaMnMn) 1467119192846.119722222222,9.3244444444444
    MDO21521525826Malpensata Pegmatitic Dyke (Olgiasca-Malpensata; Croce Quarry; Secondi Dyke), Piona Peninsula, Colico, Lecco Province, Lombardy, ItalyItaly25826Malpensata Pegmatitic Dyke (Olgiasca-Malpensata; Croce Quarry; Secondi Dyke), Piona Peninsula, Colico, Lecco Province, Lombardy, ItalyTCM56_411TCM56_411Giersdorf_00000855Giersdorf_00000855Jahnsite-(CaMnMn) 1467179192446.121388888889,9.3233333333333
    7571MoroccoMoroccoJahnsite-(CaMnMn) 1303457-7-42-4330.5825,-7.7119444444444
    121042Marrakech-Safi Region, MoroccoMoroccoJahnsite-(CaMnMn) 1314021-8-16-4731.6725,-8.2797222222222
    290673Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoJahnsite-(CaMnMn) 10000000,0
    290672Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoJahnsite-(CaMnMn) 1314947-80031.829722222222,-8
    7270Sidi Bou Othmane, Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoJahnsite-(CaMnMn) 1315416-7-56-3331.904444444444,-7.9425
    MD247333Mrirat Pegmatite, Sidi Bou Othmane, Jebilet Mtn (Djebilet Mtn), Rehamna Province, Marrakech-Safi Region, MoroccoMoroccoJahnsite-(CaMnMn) 10000000,0
    14247PolandPolandJahnsite-(CaMnMn) 151374619245551.629444444444,19.415277777778
    16278Lower Silesian Voivodeship, PolandPolandJahnsite-(CaMnMn) 15055141671550.920555555556,16.120833333333
    158183Świdnica Co., Lower Silesian Voivodeship, PolandPolandJahnsite-(CaMnMn) 150544316221850.911944444444,16.371666666667
    309577Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, PolandPolandJahnsite-(CaMnMn) 150475516241250.798611111111,16.403333333333
    MD156329Lutomia Dolna, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, PolandPolandJahnsite-(CaMnMn) 10000000,0
    14425PortugalPortugalJahnsite-(CaMnMn) 139327-9-30-3639.535277777778,-9.51
    26997Beja, PortugalPortugalJahnsite-(CaMnMn) 1375258-7-53-5437.882777777778,-7.8983333333333
    245077Odemira, Beja, PortugalPortugalJahnsite-(CaMnMn) 1373611-8-39-837.603055555556,-8.6522222222222
    245127São Luís, Odemira, Beja, PortugalPortugalJahnsite-(CaMnMn) 1374222-8-39-637.706111111111,-8.6516666666667
    MD274643Herdade Dos Pendões Mine, São Luís, Odemira, Beja, PortugalPortugalJahnsite-(CaMnMn) 1373832-8-37-5137.642222222222,-8.6308333333333
    30140Guarda, PortugalPortugalJahnsite-(CaMnMn) 1403959-7-18-4840.666388888889,-7.3133333333333
    31933Gouveia, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1403126-7-34-4640.523888888889,-7.5794444444444
    132561Folgosinho, Gouveia, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1403010-7-30-840.502777777778,-7.5022222222222
    MD29799Sítio Do Castelo Mine (Folgosinho Quarry), Folgosinho, Gouveia, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1403041-7-30-2940.511388888889,-7.5080555555556
    47629Sabugal, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1402351-7-5-2940.3975,-7.0913888888889
    248176Bendada, Sabugal, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1402258-7-15-3240.382777777778,-7.2588888888889
    16453Bendada Mines, Bendada, Sabugal, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1402254-7-14-5740.381666666667,-7.2491666666667
    MD226900Fonte Da Cal Mine, Bendada Mines, Bendada, Sabugal, Guarda, PortugalPortugalJahnsite-(CaMnMn) 1402254-7-14-5840.381666666667,-7.2494444444444
    14544Viseu, PortugalPortugalJahnsite-(CaMnMn) 1404819-7-51-640.805277777778,-7.8516666666667
    2589Mangualde, Viseu, PortugalPortugalJahnsite-(CaMnMn) 1403547-7-43-3240.596388888889,-7.7255555555556
    MD2588Cubos-Mesquitela-Mangualde Area, Mangualde, Viseu, PortugalPortugalJahnsite-(CaMnMn) 1403513-7-45040.586944444444,-7.75
    249759Mesquitela, Mangualde, Viseu, PortugalPortugalJahnsite-(CaMnMn) 1403511-7-45-540.586388888889,-7.7513888888889
    MD54909Chão Do Castanheiro, Mesquitela, Mangualde, Viseu, PortugalPortugalJahnsite-(CaMnMn) 1403512-7-45-540.586666666667,-7.7513888888889
    P17022603366USAUSAAM93_1215CM54_945Be-00023Alexandra-0187Jahnsite-(CaMnMn) 1374912-83-42-4937.82,-83.713611111111
    P2932603772Maine, USAUSAJG55_3CM54_945Be-00022Alexandra-0187Jahnsite-(CaMnMn) 1443728-69-29-1744.624444444444,-69.488055555556
    P29326014250Oxford Co., Maine, USAUSAJG55_3CM54_945Be-00022Alexandra-0187Jahnsite-(CaMnMn) 144231-70-39-2844.383611111111,-70.657777777778
    192467Newry, Oxford Co., Maine, USAUSAJahnsite-(CaMnMn) 1443239-70-43-3944.544166666667,-70.7275
    MD5939Bell Pit, Newry, Oxford Co., Maine, USAUSAJahnsite-(CaMnMn) 1443239-70-43-1544.544166666667,-70.720833333333
    P29326014498Paris, Oxford Co., Maine, USAUSAJG55_3CM54_945Be-00022Alexandra-0187Jahnsite-(CaMnMn) 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-0187Jahnsite-(CaMnMn) 144169-70-28-2344.269166666667,-70.473055555556
    P32629414502New Hampshire, USAUSACM54_945CM54_945Alexandra-0181Alexandra-0181Jahnsite-(CaMnMn) 1432748-71-34-1643.463333333333,-71.571111111111
    P32629414501Grafton Co., New Hampshire, USAUSACM54_945CM54_945Alexandra-0181Alexandra-0181Jahnsite-(CaMnMn) 144022-71-51-3044.006111111111,-71.858333333333
    P32629414500Groton, Grafton Co., New Hampshire, USAUSACM54_945CM54_945Alexandra-0181Alexandra-0181Jahnsite-(CaMnMn) 1434519-71-52-2443.755277777778,-71.873333333333
    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-0181Jahnsite-(CaMnMn) 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-0181Jahnsite-(CaMnMn) 143456-71-53-3343.751666666667,-71.8925
    P3513454033North Carolina, USAUSACM52_183CM50_1589Bradley_2012_149Be-00021Jahnsite-(CaMnMn) 1353720-79-53-1935.622222222222,-79.888611111111
    P35134524032Cleveland Co., North Carolina, USAUSACM52_183CM50_1589Bradley_2012_149Be-00021Jahnsite-(CaMnMn) 1352110-81-33-3935.352777777778,-81.560833333333
    P35134514555Kings Mountain District, Cleveland Co., North Carolina, USAUSACM52_183CM50_1589Bradley_2012_149Be-00021Jahnsite-(CaMnMn) 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-00021Jahnsite-(CaMnMn) 1351239-81-21-2035.210833333333,-81.355555555556
    P170217024104South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Jahnsite-(CaMnMn) 143582-100-5-3243.967222222222,-100.09222222222
    P1702170223305Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Jahnsite-(CaMnMn) 1434245-103-30-2543.7125,-103.50694444444
    P170217024111Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Jahnsite-(CaMnMn) 143449-103-35-3043.735833333333,-103.59166666667
    P170217024108Custer, Custer District, Custer Co., South Dakota, USAUSAAM93_1215AM93_1215Be-00023Be-00023Jahnsite-(CaMnMn) 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-00023Jahnsite-(CaMnMn) 1434421-103-32-4143.739166666667,-103.54472222222

    This mineral directly occurs at 18 localities (21 localities according to mindat, 76 localities if parents are counted as well)
    Of the 18 localities at which this mineral occurs, 9 have an age. (39 of the 76 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.


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    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. (7 total)
     This locality is directly dated, but is not bottom-level. (1 total)
     This locality is not directly dated, and is not bottom-level. (29 total)

     This bottom-level locality has an age assigned to it from some other locality. (2 total)
     This locality does not have an age assigned to it. (7 bottom-level + 30 top/mid-level = 37 total)

       







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