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Mont Saint Hilaire

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Journal Article
Published: 01 June 2010
The Canadian Mineralogist (2010) 48 (3): 661–671.
... mineral from the Aris phonolite (Namibia), Mont Saint-Hilaire (Quebec), and the Saint-Amable sill (Quebec). At the Aris phonolite, arisite-(Ce) occurs as vitreous, transparent, beige, beige-yellow, light lemon yellow to pinkish, tabular, hexagonal plates and prisms up to 1.5 mm in miarolitic cavities...
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Journal Article
Published: 18 January 2024
The Canadian Journal of Mineralogy and Petrology (2024) 62 (1): 133–152.
...Andrew M. McDonald; George Y. Chao Abstract Kodamaite, ideally Na 3 (Ca 5 Na) 6 Si 16 O 36 (OH) 4 F 2 ·14− x H 2 O, where x = ∼5, is a new mineral discovered at the Poudrette quarry, Mont Saint-Hilaire, Quebec, Canada. It develops in spherulitic aggregates up to ∼2 mm across, comprising thin, platy...
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Journal Article
Published: 15 January 2024
Mineralogical Magazine (2024) 88 (2): 195–202.
...Inna Lykova; Ralph Rowe; Glenn Poirier; Henrik Friis; Stephanie Barnes Abstract Natromelansonite, Na 3 Zr[Si 7 AlO 19 ]⋅4–5H 2 O, was found at the Poudrette (Demix) quarry, Mont Saint-Hilaire, Quebec, Canada in a highly altered pegmatite together with a clay mineral, steacyite, polylithionite...
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Journal Article
Published: 07 July 2023
The Canadian Journal of Mineralogy and Petrology (2023) 61 (2): 387–400.
...Thomas E. Gore; Andrew M. McDonald Abstract Melansonite, ideally (Na,□)□ 2 KZrSi 8 O 19 ·5H 2 O, is a new mineral discovered at the Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada. It develops as loose clusters of square to rectangular, euhedral plates with average dimensions of 35 × 50 μm...
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