| Locality type: | Quarry |
| Classification |
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| Species: | Dawsonite |
| Formula: | NaAlCO3(OH)2 |
| Habit: | striated prisms, acicular, fibrous spheres, waxy, flaky |
| Colour: | colourless, white |
| Quality for species: | Excellent - world class for species or very significant. (!!) |
| Significance: | Unusual or interesting association, relationships with other species, pseudomorphism etc. - see notes. |
| Abundance at site: | Very common |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Fluorite | 33 |
| Quartz | 24 |
| Weloganite | 19 |
| Calcite | 15 |
| Celestine | 7 |
| Hydrodresserite | 6 |
| Goethite | 5 |
| Albite | 5 |
| Hematite | 4 |
| Strontianite | 4 |
| Sabinaite | 3 |
| Synchysite-(Ce) | 3 |
| Dresserite | 3 |
| Baryte | 3 |
| - var Strontium-bearing Baryte | 1 |
| Pyrite | 2 |
| Marcasite | 2 |
| Sphalerite | 2 |
| Galena | 2 |
| Nannoniite | 1 |
| Franconite | 1 |
| Siderite | 1 |
| Data |
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| Mineral Data: | Click here to view Dawsonite data |
| Locality Data: | Click here to view Francon quarry, Montréal, Québec, Canada |
| Photo Gallery | View Gallery (60 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 4381 |
| Long-form Identifier: | 1:3:4381:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Dawsonite |
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| 1.8km (1.1 miles) | ⓘMiron Quarry, Montréal, Québec, Canada |
| 2.8km (1.7 miles) | ⓘRosemont quarry, Montréal, Québec, Canada |
| 6.4km (4.0 miles) | ⓘCanadian National Railway tunnel, Mont Royal, Montréal, Québec, Canada |
| 6.6km (4.1 miles) | ⓘCorporation (Forsyth's) quarry, Mont Royal, Montréal, Québec, Canada |
| 7.2km (4.5 miles) | ⓘMcTavish Reservoir (Rutherford Park; Lower Reservoir; Montreal Reservoir), Mont Royal, Montréal, Québec, Canada |
| 7.4km (4.6 miles) | ⓘMcGill University campus, Mont Royal, Montréal, Québec, Canada |
| 8.1km (5.0 miles) | ⓘLafarge Montreal East quarry (Carrière Lafarge Montréal-Est; Francon Montréal-Est quarry; Canada Cement quarry), Montréal-Est, Montréal, Québec, Canada |
| 8.3km (5.1 miles) | ⓘVille Marie Expressway (Autoroute 720), Montréal, Québec, Canada |
| 21.5km (13.3 miles) | ⓘDulude Quarry (DJL - Carrière Mont-Bruno), Mont Saint Bruno, Saint-Bruno-de-Montarville, Longueuil TE, Montérégie, Québec, Canada |
| 23.2km (14.4 miles) | ⓘDemix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Montérégie, Québec, Canada |
| References |
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Francon quarry, Montréal, Québec, Canada