| Locality type: | Quarry |
| Classification |
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| Species: | 'Astrophyllite Supergroup' (not an IMA approved species) |
| Formula: | A2pFrC7D2(T4O12)2XOD2XOA4XPDnWA2 |
| Comments: | There are many astrophyllite group members at MSH, This generic entry is needed for unanalyzed specimens. |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Aegirine | ⓘ4 photos of Astrophyllite Supergroup associated with Aegirine at this locality. |
| Niobokupletskite | ⓘ2 photos of Astrophyllite Supergroup associated with Niobokupletskite at this locality. |
| Kupletskite | ⓘ2 photos of Astrophyllite Supergroup associated with Kupletskite at this locality. |
| Adamsite-(Y) | ⓘ2 photos of Astrophyllite Supergroup associated with Adamsite-(Y) at this locality. |
| Catapleiite | ⓘ2 photos of Astrophyllite Supergroup associated with Catapleiite at this locality. |
| Calcite | ⓘ2 photos of Astrophyllite Supergroup associated with Calcite at this locality. |
| Muscovite | ⓘ2 photos of Astrophyllite Supergroup associated with Muscovite at this locality. |
| Microcline | ⓘ2 photos of Astrophyllite Supergroup associated with Microcline at this locality. |
| Pyrite | ⓘ1 photo of Astrophyllite Supergroup associated with Pyrite at this locality. |
| Fluorite | ⓘ1 photo of Astrophyllite Supergroup associated with Fluorite at this locality. |
| Data |
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| Mineral Data: | Click here to view Astrophyllite Supergroup 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 (8 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 673778 |
| Long-form Identifier: | 1:3:673778:8 |
| GUID (UUID V4): | 026d0603-e1af-4d67-a911-450f1e040c7f |
| Nearest other occurrences of Astrophyllite Supergroup |
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| 19.5km (12.1 miles) | ⓘDemix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Montérégie, Québec, Canada |
| References |
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada