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Formula: Ba2Ce(CO3)3F
Anhydrous carbonate of barium and cerium
Crystal System: Monoclinic
Hardness: 4½
Streak: White
Colour: Yellow, red-brown, pink-grey, colourless
Weakly RADIOACTIVE
Environments
Plutonic igneous environments
Carbonatites
Kukharenkoite-(Ce) occurs in syenitic alkalic massifs and
carbonatites. Associated minerals include
belovite-(Ce),
ancylite-(Ce),
cebaite-(Ce),
cordylite-(Ce),
synchysite-(Ce),
mckelveyite-(Y), ewaldite,
rinkite, zakharovite,
nenadkevichite,
yofortierite, låvenite,
burbankite, calcite,
baryte, fluorapatite and
fluorite
(HOM).
Localities
There are four co-type Localities:
The Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Quebec, Canada.
The Demix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Montérégie, Quebec, Canada.
The Kirovskii apatite mine, Kukisvumchorr Mt, Khibiny Massif, Murmansk Oblast, Russia.
The Vuoriyarvi alkaline-ultrabasic massif, Northern Karelia, Murmansk Oblast, Russia.
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