| Locality type: | Dike |
| Classification |
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| Species: | 'Allanite Group' (not an IMA approved species) |
| Formula: | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| Confirmation |
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|
| Validity: | Believed Valid |
| Data |
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|
| Mineral Data: | Click here to view Allanite Group data |
| Locality Data: | Click here to view Aplite dikes, Jamestown, Jamestown Mining District, Boulder County, Colorado, USA |
| Data Identifiers |
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|
| Mindat Occurrence Record ID: | 1283663 |
| Long-form Identifier: | 1:3:1283663:9 |
| GUID (UUID V4): | 9975a0bb-da97-4d51-9171-2950499293c3 |
| References |
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Charles Stern, Jeremy Ross, Julien Allaz, Markus B. Raschke, Lang Farmer, Alexandra Skewes (2016) Role of liquid immiscibility in formation of F- and REE-rich segregations in aplite veins near Jamestown, Colorado, USA. in Second Eugene E. Foord Pegmatite Symposium July 15-19, 2016 Colorado School of Mines campus, Golden, Colorado |
| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | Ansrnecr Rare minerals of the fergusonite and allanite groups, containing yttrium, scandium, columbium...long mining history of Montana, mainly becausethey occur in coarse-grainedgranite pegmatite dikes not...studied critically. Hundreds of massive pegrnatite dikes are known to be present in this region, which is...more, suggestinga hidden continuity. Some of the dikes appear to be of pre-Cambrian age, becauseof their...fragments of pegmatitic material similar to that of the dikes in a late Proterozoic (Belt series)conglomeratewhich |
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