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Mckelveyite-(Y)

#BAC61458
Mckelveyite-(Y) from Mont Saint-Hilaire, Montérégie, Québec, Canada - BAC61458
Mckelveyite-(Y) from Mont Saint-Hilaire, Montérégie, Québec, Canada - BAC61458

Mckelveyite-(Y)

#BAC61458
Availability
Available
Price
$125.00
Size
4 x 3 x 2 cm - Miniature 
Formula
NaBa3(Ca,U)Y(CO3)6·3H2O (RRUFF)
Locality
Mont Saint-Hilaire, Montérégie, Québec, Canada
Tagged
carbonate , REE mineral

Interesting yellowish crystals forming saucer-like stacked groups to 1mm in Albite and Phlogopite matrix.

Mckelveyite-(Y)

Formula
NaBa3(Ca,U)Y(CO3)6·3H2O 
Crystal System
Monoclinic 
Crystal Habit
Pyramidal 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
yellow, black, greenish gray, white, gray 
Streak
white 
Class
Monoclinic - Domatic 
Hardness
3.5-4 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
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