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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Monazite Group from
Kortejärvi Carbonatite, Pudasjärvi, North Ostrobothnia, Finland


Locality type:Occurrence
Classification
Species:'Monazite Group' (not an IMA approved species)
Formula:REE(PO4)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Monazite Group data
Locality Data:Click here to view Kortejärvi Carbonatite, Pudasjärvi, North Ostrobothnia, Finland
Data Identifiers
Mindat Occurrence Record ID:937263
Long-form Identifier:1:3:937263:4
GUID (UUID V4):0
Nearest other occurrences of Monazite Group
12.9km (8.0 miles) ⓘLaivajoki Carbonatite, Posio, Lapland, Finland
78.1km (48.6 miles) ⓘKilvenjärvi Offset Sulfide-PGE Deposit, Portimo complex, Lapland, Finland
References
Kresten, Peter, Printzlau, Ivan, Rex, David, Vartiainen, Heikki, Woolley, Alan (1977) New ages of carbonatitic and alkaline ultramafic rocks from Sweden and Finland. Geologiska Föreningen i Stockholm Förhandlingar, 99 (1) 62-65 doi:10.1080/11035897709454992
Nykanen, J., Laajoki, K., & Karhu, J. (1997). Geology and geochemistry of the early Proterozoic Kortejarvi and Laivajoki carbonatites, central Fennoscandian Shield, Finland. Bulletin of the Geological Society of Finland, 69, 1-2.
O'Brien, H. E., Peltonen, P., & Vartiainen, H. (2005). Kimberlites, carbonatites, and alkaline rocks. In Developments in Precambrian Geology (Vol. 14, pp. 605-644). Elsevier.
Al-Ani, T., Konnunaho, K., & Sarapää, O. (2011). Microprobe analysis on REE-minerals of Enontekiö (Palkiskuru and Palovaara) and Kuusamo (Hoinkilehto) hydrothermal mineralizations and Kortejärvi-Laivajoki carbonatites, Northern Finland. Geological Survey of Finland. In Geological Survey of Finland, Report M42/2010/66.
Thair Al-Ani! and Olli Sarapää (2013) REE-Rich Accessory Minerals in Carbonatitic, Alkaline, Appinitic and Metasomatichydrothermal Rocks, Central and Northern Finland. Geologian tutkimuskeskus, Tutkimusraportti 198 – Geological Survey of Finland, Report of Investigation 198, Pentti Hölttä (ed.) pp 17-21
tupa.gtk.fi (2016) http://tupa.gtk.fi/raportti/arkisto/m42_2010_69.pdf
www.geologinenseura.fi (2017) http://www.geologinenseura.fi/bulletin/Volume69/sgs_bt_069_pages_005_030.pdf
Al-Ani, Thair, Molnár, Ferenc, Lintinen, Panu, Leinonen, Seppo (2018) Geology and Mineralogy of Rare Earth Elements Deposits and Occurrences in Finland. Minerals, 8 (8) 356 doi:10.3390/min8080356
 
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