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Thorbastnäsite Gallery

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Thorbastnäsite : Th(Ca,Ce)(CO3)2F2·3H2O, Röntgenite-(Ce) : Ca2(Ce,La)3[F3|(CO3)5]

Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

Very rich cluster of white "needles" composed of Thorbastnasite cores covered with white Rontgenite-Ce. FOV is about 4 mm. Bill Lechner specimen and photo.
 © Bill LechnerPhoto ID: 179767    View Count: 152

Thorbastnäsite : Th(Ca,Ce)(CO3)2F2·3H2O

Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

Picture width 2 mm. Collection and Photograph Stephan Wolfsried
 © Stephan WolfsriedPhoto ID: 35054    View Count: 490
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