Max Age (Ma) | Min Age (Ma) | mindat ID | Locality containing Mineral | Country | Tectonic Settings | Dated Locality ID | Dated Locality (Max Age) | Reference (Max Age) | Reference (Min Age) | Excel ID (Max Age) | Excel ID (Min Age) | Query Minerals | # of Query Minerals at Locality | Lat Deg | Lat Min | Lat Sec | Lon Deg | Lon Min | Lon Sec | Decimal Degree | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
8188 | Canada | Canada | Polkanovite | 1 | 53 | 20 | 27 | -90 | -3 | -40 | 53.340833333333,-90.061111111111 | ||||||||||||
14233 | Ontario, Canada | Canada | Polkanovite | 1 | 44 | 48 | 32 | -80 | -13 | -40 | 44.808888888889,-80.227777777778 | ||||||||||||
577 | Kenora District, Ontario, Canada | Canada | Polkanovite | 1 | 50 | 30 | 16 | -92 | -43 | -36 | 50.504444444444,-92.726666666667 | ||||||||||||
255679 | Ring Of Fire, Kenora District, Ontario, Canada | Canada | Polkanovite | 1 | 52 | 45 | 59 | -86 | -14 | -26 | 52.766388888889,-86.240555555556 | ||||||||||||
255680 | BMA527861 Area, Ring Of Fire, Kenora District, Ontario, Canada | Canada | Polkanovite | 1 | 52 | 47 | 25 | -86 | -12 | -4 | 52.790277777778,-86.201111111111 | ||||||||||||
MD | 254290 | Black Thor Chromite Deposit, BMA527861 Area, Ring Of Fire, Kenora District, Ontario, Canada | Canada | Polkanovite | 1 | 52 | 46 | 39 | -86 | -12 | -50 | 52.7775,-86.213888888889 | |||||||||||
P | 141.4 | 127.5 | 693 | China | China | L245_93 | L245_93 | Michelle_365 | Michelle_363 | Polkanovite | 1 | 33 | 0 | 55 | 111 | 35 | 19 | 33.015277777778,111.58861111111 | |||||
P | 141.4 | 127.5 | 16458 | Tibet, China | China | L245_93 | L245_93 | Michelle_365 | Michelle_363 | Polkanovite | 1 | 30 | 24 | 30 | 90 | 34 | 1 | 30.408333333333,90.566944444444 | |||||
P | 141.4 | 127.5 | 155913 | Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China | China | L245_93 | L245_93 | Michelle_365 | Michelle_363 | Polkanovite | 1 | 28 | 50 | 46 | 91 | 41 | 25 | 28.846111111111,91.690277777778 | |||||
P | 141.4 | 127.5 | 205723 | Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China | China | L245_93 | L245_93 | Michelle_365 | Michelle_363 | Polkanovite | 1 | 29 | 4 | 42 | 92 | 2 | 50 | 29.078333333333,92.047222222222 | |||||
MD | O | 141.4 | 127.5 | 5457 | Luobusha Ophiolite ("Luobusa Ophiolite"), Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China | China | 5457 | Luobusha Ophiolite ("Luobusa Ophiolite"), Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China | L245_93 | L245_93 | Michelle_365 | Michelle_363 | Polkanovite | 1 | 29 | 12 | 25 | 92 | 14 | 42 | 29.206944444444,92.245 | ||
14409 | Russia | Russia | Polkanovite | 1 | 53 | 56 | 10 | 68 | 39 | 9 | 53.936111111111,68.6525 | ||||||||||||
14686 | Chelyabinsk Oblast, Russia | Russia | Polkanovite | 1 | 54 | 53 | 10 | 60 | 27 | 24 | 54.886111111111,60.456666666667 | ||||||||||||
MD | 2768 | Miass River, Chelyabinsk Oblast, Russia | Russia | Polkanovite | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0,0 | |||||||||||
2651 | Kamchatka Krai, Russia | Russia | Polkanovite | 1 | 55 | 7 | 27 | 160 | 42 | 1 | 55.124166666667,160.70027777778 | ||||||||||||
MD | 20429 | Mount Filipp, Kamchatka Krai, Russia | Russia | Polkanovite | 1 | 60 | 53 | 53 | 171 | 6 | 37 | 60.898055555556,171.11027777778 |
This mineral directly occurs at 4 localities (4 localities according to mindat, 16 localities if parents are counted as well)Of the 4 localities at which this mineral occurs, 1 has an age. (5 of the 16 parent localities have ages)
MD | The mineral occurs at this locality according to MED, but does not have an age yet. |
MD | The 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. |
A | This mineral is Anthropogenic. |
G | This mineral is directly dated. |
B | This mineral is reported as having this age. |
Y | This mineral is using an age reported as an element mineralization period. |
O | This mineral is using an age calculated from all data at the locality. |
R | The age displayed for this mineral originates from a different, non-child locality. |
P | The 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. |
All locality data graciously provided by mindat.org
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