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



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  • 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: Rokuhnite

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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
    14244GermanyGermanyRokühnite 151261810221151.438333333333,10.369722222222
    4395Lower Saxony, GermanyGermanyRokühnite 152250916952.416666666667,9.2691666666667
    23996Hildesheim, Lower Saxony, GermanyGermanyRokühnite 15212489563852.213333333333,9.9438888888889
    157877Diekholzen Potash Works, Hildesheim, Lower Saxony, GermanyGermanyRokühnite 1525389541052.093888888889,9.9027777777778
    MD11835Hildesia Shaft, Diekholzen Potash Works, Hildesheim, Lower Saxony, GermanyGermanyRokühnite 1525389541152.093888888889,9.9030555555556
    221958Giesen, Hildesheim, Lower Saxony, GermanyGermanyRokühnite 15212599524852.216388888889,9.88
    MD15734Siegfried-Giesen Potash Works, Giesen, Hildesheim, Lower Saxony, GermanyGermanyRokühnite 15212139525052.203611111111,9.8805555555556
    MD13519Salzdetfurth Potash Works, Hildesheim, Lower Saxony, GermanyGermanyRokühnite 10000000,0
    P1761.31756.23275UkraineUkraineMJ33_15MJ33_15Alexandra-0306Alexandra-0308Rokühnite 1497130104249.116944444444,30.178333333333
    P1761.31756.223954Zhytomyr Oblast, UkraineUkraineMJ33_15MJ33_15Alexandra-0306Alexandra-0308Rokühnite 150551228353750.92,28.593611111111
    MDO1761.31756.211331Volodarsk-Volynskii (Volodars'k-Volyns'kyy; Wolodarsk-Wolynskii), Zhytomyr Oblast, UkraineUkraine11331Volodarsk-Volynskii (Volodars'k-Volyns'kyy; Wolodarsk-Wolynskii), Zhytomyr Oblast, UkraineMJ33_15MJ33_15Alexandra-0306Alexandra-0308Rokühnite 150365628231750.615555555556,28.388055555556

    This mineral directly occurs at 4 localities (4 localities according to mindat, 11 localities if parents are counted as well)
    Of the 4 localities at which this mineral occurs, 1 has an age. (3 of the 11 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. (0 total)
     This locality is directly dated, but is not bottom-level. (1 total)
     This locality is not directly dated, and is not bottom-level. (2 total)

     This bottom-level locality has an age assigned to it from some other locality. (0 total)
     This locality does not have an age assigned to it. (2 bottom-level + 6 top/mid-level = 8 total)

       






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