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: Boromuscovite

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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
    7944Czech RepublicCzech RepublicBoromuscovite 14951141523449.853888888889,15.384444444444
    105676Vysočina Region, Czech RepublicCzech RepublicBoromuscovite 149254515415049.429166666667,15.697222222222
    295862Žďár Nad Sázavou District, Vysočina Region, Czech RepublicCzech RepublicBoromuscovite 14929371685849.493611111111,16.149444444444
    MD43391Řečice, Žďár Nad Sázavou District, Vysočina Region, Czech RepublicCzech RepublicBoromuscovite 10000000,0
    P128.8122.814409RussiaRussiaDES430_172DES430_172Alexandra-0118Alexandra-0121Boromuscovite 15356106839953.936111111111,68.6525
    P128.8122.82640Zabaykalsky Krai, RussiaRussiaDES430_172DES430_172Alexandra-0118Alexandra-0121Boromuscovite 1522634108242252.442777777778,108.40611111111
    P128.8122.818521Chitinskaya Oblast, Zabaykalsky Krai, RussiaRussiaDES430_172DES430_172Alexandra-0118Alexandra-0121Boromuscovite 1522635116182352.443055555556,116.30638888889
    P128.8122.845237Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, RussiaRussiaDES430_172DES430_172Alexandra-0118Alexandra-0121Boromuscovite 1503843109524850.645277777778,109.88
    P128.8122.829506Malkhan Pegmatite Field (Malchan; "Malechansk"), Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, RussiaRussiaDES430_172DES430_172Alexandra-0118Alexandra-0121Boromuscovite 1503843109524950.645277777778,109.88027777778
    MDRO128.8122.84657Mokhovaya Pegmatite Vein, Malkhan Pegmatite Field (Malchan; "Malechansk"), Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, RussiaRussia43374Oktyabrskaya Pegmatite Vein, Malkhan Pegmatite Field (Malchan; "Malechansk"), Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, RussiaDES430_172DES430_172Alexandra-0118Alexandra-0121Boromuscovite 10000000,0
    MDO12612643373Sosedka Pegmatite Vein, Malkhan Pegmatite Field (Malchan; "Malechansk"), Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, RussiaRussia43373Sosedka Pegmatite Vein, Malkhan Pegmatite Field (Malchan; "Malechansk"), Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, RussiaDES430_172DES430_172Grew_Li_2019_0010Grew_Li_2019_0010Boromuscovite 150396109531450.651666666667,109.88722222222
    20019TajikistanTajikistanBoromuscovite 13973570561939.126388888889,70.938611111111
    145802Gorno-Badakhshan, TajikistanTajikistanBoromuscovite 137321772303837.538055555556,72.510555555556
    29071Rangkul' Highlands, Gorno-Badakhshan, TajikistanTajikistanBoromuscovite 10000000,0
    MD5548Mika Pegmatite, Rangkul' Highlands, Gorno-Badakhshan, TajikistanTajikistanBoromuscovite 10000000,0
    P99953366USAUSACM52_183CM52_183Bradley_2012_014Bradley_2012_014Boromuscovite 1374912-83-42-4937.82,-83.713611111111
    P99953424California, USAUSACM52_183CM52_183Bradley_2012_014Bradley_2012_014Boromuscovite 1374954-120-44-337.831666666667,-120.73416666667
    P99953554San Diego Co., California, USAUSACM52_183CM52_183Bradley_2012_014Bradley_2012_014Boromuscovite 133139-116-53-2333.0275,-116.88972222222
    P999520939Ramona District, San Diego Co., California, USAUSACM52_183CM52_183Bradley_2012_014Bradley_2012_014Boromuscovite 133321-116-48-4333.055833333333,-116.81194444444
    P999548306Ramona, Ramona District, San Diego Co., California, USAUSACM52_183CM52_183Bradley_2012_014Bradley_2012_014Boromuscovite 133322-116-48-4433.056111111111,-116.81222222222
    MDO99953561Little Three Mine (Little 3 Mine), Ramona, Ramona District, San Diego Co., California, USAUSA3561Little Three Mine (Little 3 Mine), Ramona, Ramona District, San Diego Co., California, USACM52_183CM52_183Bradley_2012_014Bradley_2012_014Boromuscovite 133325-116-47-3533.056944444444,-116.79305555556

    This mineral directly occurs at 5 localities (5 localities according to mindat, 21 localities if parents are counted as well)
    Of the 5 localities at which this mineral occurs, 3 have an age. (13 of the 21 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. (2 total)
     This locality is directly dated, but is not bottom-level. (0 total)
     This locality is not directly dated, and is not bottom-level. (10 total)

     This bottom-level locality has an age assigned to it from some other locality. (1 total)
     This locality does not have an age assigned to it. (2 bottom-level + 6 top/mid-level = 8 total)

       






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