Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Cerianite-(Ce) from
Hundholmen, Narvik, Nordland, Norway


Locality type:Quarry
Classification
Species:Cerianite-(Ce)
Formula:Ce4+O2
Comments:New analysis of a mineral labelled as cerianite-(Ce), that occured in aggregates with a core of intimate grown with fluocerite-(Ce), was showed by re-examination of XRD-data + new studies showed to be mis-identification (XRD-data for yttrian fluorite are very close !) (Neumann 1985).
The mineral was later found at Hundholmen ( Yoklavich (2010)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cerianite-(Ce) data
Locality Data:Click here to view Hundholmen, Narvik, Nordland, Norway
Data Identifiers
Mindat Occurrence Record ID:235869
Long-form Identifier:1:3:235869:7
GUID (UUID V4):0
References
Raade, Gunnar (1972) REE minerals from Hundholmen, Tysfjord. Mineralogisk-Geologisk Museum - Universitetet i Oslo- Interne notater, Geologisk Museums venner. 40
Neumann, Henrich (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter Vol. 68. Universitetsforlaget p.85
Raade, Gunnar (1993) Warning III: Cerianite-(Ce) versus "yttrofluorite". Mineralogisk-Geologisk Museum - Universitetet i Oslo - Interne notater, Geologisk Museums venner. 189-190
Yoklavich, J.L. (2010) Crystallization and reaction sequences in a NYF pegmatite: a case study from the Hundholmen locality, Norway, Undergraduate Research Thesis, Texas Tech University. 1-14
 
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