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β-Fergusonite
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About β-Fergusonite
This page provides mineralogical data about β-Fergusonite.
Name Encoding
CP1252:
b-Fergusonite
Latin-1:
b-Fergusonite
ASCII-7:
b-Fergusonite
Unique Identifiers
Mindat ID:
45873
Long-form identifier:
mindat:1:1:45873:5
Similar Names
| Fergusonite | A synonym | |
| Fergusonite-(Ce) | A valid IMA mineral species - questionable | CeNbO4 · 0.3H2O |
| Fergusonite-(Nd) | Valid as an unnamed mineral | NdNbO4 |
| Fergusonite-(Y) | A valid IMA mineral species - grandfathered | YNbO4 |
| Fergusonite-β-(Nd) | A synonym of Clinofergusonite-(Nd) | |
| Fergusonite-β-(Y) | ||
| β-Fergusonite-(Ce) | A synonym of Clinofergusonite-(Ce) | |
| β-Fergusonite-(Y) | A synonym of Clinofergusonite-(Y) |
Chemical Analysis
Oxide wt%:
| 1 | |
|---|---|
| CaO | 1,58 % |
| UO2 | 5,09 % |
| ThO2 | 0,31 % |
| Y2O3 | 28,46 % |
| Nd2O3 | 0,51 % |
| Sm2O3 | 1,39 % |
| Gd2O3 | 1,76 % |
| Dy2O3 | 3,09 % |
| Er2O3 | 1,04 % |
| Yb2O3 | 3,79 % |
| Lu2O3 | 1,01 % |
| Nb2O5 | 45,20 % |
| Ta2O5 | 4,44 % |
| Total: | 93 % |
Sample references:
| ID | Locality | Reference | Notes |
|---|---|---|---|
| 1 | Atagoyama, Koriyama City, Fukushima Prefecture, Japan |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for β-Fergusonite
mindat.org URL:
https://www.mindat.org/min-45873.html
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References for β-Fergusonite
Reference List:
Localities for β-Fergusonite
Showing 29 localities.
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The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Myangad District, Khovd Province, Mongolia