| Locality type: | Quarry |
| Classification |
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| Species: | Dolomite |
| Formula: | CaMg(CO3)2 |
| Habit: | tabular, rhombohedral, botryoidal aggregates |
| Colour: | creamy white, yellowish |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Gmelinite-Na | 12 |
| Pyrite | 12 |
| Quartz | 12 |
| - var Smoky Quartz | 9 |
| Natrolite | 8 |
| Mckelveyite Group | 8 |
| Fluorite | 7 |
| Calcite | 6 |
| Eudidymite | 6 |
| Albite | 5 |
| Sphalerite | 5 |
| Gobbinsite | 5 |
| Anatase | 4 |
| Gaidonnayite | 4 |
| Microcline | 4 |
| Mica Group | 4 |
| Gonnardite | 3 |
| Rutile | 3 |
| Dawsonite | 2 |
| Ferroceladonite | 2 |
| Donnayite-(Y) | 2 |
| Hochelagaite | 2 |
| Marcasite | 2 |
| Goethite | 2 |
| Epididymite | 2 |
| Strontianite | 2 |
| Catapleiite | 2 |
| Riebeckite | 2 |
| Petersenite-(Ce) | 1 |
| Data |
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| Mineral Data: | Click here to view Dolomite 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 (17 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 4646 |
| Long-form Identifier: | 1:3:4646:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Dolomite |
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| 14.7km (9.1 miles) | ⓘDulude Quarry (DJL - Carrière Mont-Bruno), Mont Saint Bruno, Saint-Bruno-de-Montarville, Longueuil TE, Montérégie, Québec, Canada |
| 15.8km (9.8 miles) | ⓘGoyer quarry, Mont Saint Bruno, Saint-Bruno-de-Montarville, Longueuil TE, Montérégie, Québec, Canada |
| 19.5km (12.1 miles) | ⓘDemix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Montérégie, Québec, Canada |
| 20.4km (12.7 miles) | ⓘRoute 235 roadcuts, Saint-Pie, Les Maskoutains RCM, 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 |
| 31.6km (19.6 miles) | ⓘAllaire & Gince Quarry, Granby, La Haute-Yamaska RCM, Estrie, Québec, Canada |
| 31.8km (19.7 miles) | ⓘBriqueterie St-Laurent, Laprairie, Roussillon RCM, Montérégie, Québec, Canada |
| 34.5km (21.5 miles) | ⓘMcGill University campus, Mont Royal, 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 |
| References |
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada