| Locality type: | Quarry |
| Classification |
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| Species: | Natrolite |
| Formula: | Na2Al2Si3O10 · 2H2O |
| Habit: | prisms averaging 5mm in diameter and 25mm long, rarely up to 2cm wide and 15cm long |
| Colour: | milky white to colourless; less commonly pale pink or grey |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Aegirine | 221 |
| Analcime | 187 |
| Serandite | 121 |
| Rhodochrosite | 101 |
| Polylithionite | 68 |
| Microcline | 58 |
| Gonnardite | 53 |
| Catapleiite | 53 |
| Calcite | 49 |
| Albite | 32 |
| Behoite | 19 |
| Pyrite | 17 |
| Siderite | 16 |
| Sphalerite | 14 |
| Sodalite | 14 |
| - var Hackmanite | 8 |
| Kupletskite | 12 |
| Epididymite | 11 |
| Pectolite | 11 |
| Genthelvite | 11 |
| Eudialyte Group | 10 |
| Birnessite | 9 |
| Dolomite | 8 |
| Millerite | 7 |
| Pyrophanite | 7 |
| Labuntsovite-Mn | 6 |
| Ancylite-(Ce) | 6 |
| Chalcopyrite | 5 |
| Quartz | 5 |
| Fluorapophyllite-(K) | 5 |
| Eudialyte | 5 |
| Burbankite | 5 |
| Phillipsite Subgroup | 5 |
| Strontianite | 5 |
| Ancylite Group | 5 |
| Sugilite | 4 |
| Manganoneptunite | 4 |
| Thomasclarkite-(Y) | 4 |
| Donnayite-(Y) | 4 |
| Gaidonnayite | 4 |
| Leucophanite | 4 |
| Leifite | 4 |
| Willemite | 4 |
| Raite | 3 |
| Dawsonite | 3 |
| Gmelinite-Na | 3 |
| Astrophyllite | 3 |
| Mckelveyite Group | 3 |
| Zircon | 3 |
| Fluorite | 3 |
| Wöhlerite | 3 |
| Molybdenite | 2 |
| Niveolanite | 2 |
| Annite | 2 |
| Andradite | 2 |
| Neotocite | 2 |
| Chlorite Group | 2 |
| Rutile | 1 |
| Manganokhomyakovite | 1 |
| Shortite | 1 |
| Bastnäsite-(Ce) | 1 |
| Cancrinite | 1 |
| Wollastonite Group | 1 |
| Amphibole Supergroup | 1 |
| Neighborite | 1 |
| Haineaultite | 1 |
| Schizolite | 1 |
| Eirikite | 1 |
| Vinogradovite | 1 |
| Data |
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| Mineral Data: | Click here to view Natrolite data |
| Locality Data: | Click here to view Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada |
| Photo Gallery | View Gallery (147 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 8154 |
| Long-form Identifier: | 1:3:8154:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Natrolite |
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|
| 19.5km (12.1 miles) | ⓘDemix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Montérégie, Québec, Canada |
| 27.6km (17.2 miles) | ⓘLongueuil sill, Longueuil TE, Montérégie, Québec, Canada |
| 31.3km (19.4 miles) | ⓘLafarge Montreal East quarry (Carrière Lafarge Montréal-Est; Francon Montréal-Est quarry; Canada Cement quarry), Montréal-Est, Montréal, Québec, Canada |
| 33.5km (20.8 miles) | ⓘRosemont quarry, Montréal, Québec, Canada |
| 34.7km (21.6 miles) | ⓘMcTavish Reservoir (Rutherford Park; Lower Reservoir; Montreal Reservoir), Mont Royal, Montréal, Québec, Canada |
| 36.2km (22.5 miles) | ⓘFrancon quarry, Montréal, Québec, Canada |
| 37.1km (23.0 miles) | ⓘCorporation (Forsyth's) quarry, Mont Royal, Montréal, Québec, Canada |
| 37.9km (23.5 miles) | ⓘMiron Quarry, Montréal, Québec, Canada |
| 38.6km (24.0 miles) | ⓘCanadian National Railway tunnel, Mont Royal, Montréal, Québec, Canada |
| 72.2km (44.9 miles) | ⓘHusereau Hill, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada |
| References |
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada