| Locality type: | Quarry |
| Classification |
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| Species: | 'Pyrochlore Group' (not an IMA approved species) |
| Formula: | A2Nb2(O,OH)6Z |
| Habit: | octahedral |
| Colour: | brown, orange, yellow |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Aegirine | ⓘ30 photos of Pyrochlore Group associated with Aegirine at this locality. |
| Albite | ⓘ14 photos of Pyrochlore Group associated with Albite at this locality. |
| Genthelvite | ⓘ9 photos of Pyrochlore Group associated with Genthelvite at this locality. |
| Rhodochrosite | ⓘ7 photos of Pyrochlore Group associated with Rhodochrosite at this locality. |
| Catapleiite | ⓘ5 photos of Pyrochlore Group associated with Catapleiite at this locality. |
| Nenadkevichite | ⓘ4 photos of Pyrochlore Group associated with Nenadkevichite at this locality. |
| Polylithionite | ⓘ3 photos of Pyrochlore Group associated with Polylithionite at this locality. |
| Rémondite-(Ce) | ⓘ2 photos of Pyrochlore Group associated with Rémondite-(Ce) at this locality. |
| Sphalerite | ⓘ2 photos of Pyrochlore Group associated with Sphalerite at this locality. |
| Rutile | ⓘ2 photos of Pyrochlore Group associated with Rutile at this locality. |
| Data |
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| Mineral Data: | Click here to view Pyrochlore Group 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 (24 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 9108 |
| Long-form Identifier: | 1:3:9108:4 |
| GUID (UUID V4): | c18894cf-5c4a-4a89-9f69-b308b025de3e |
| Nearest other occurrences of Pyrochlore Group |
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| 36.2km (22.5 miles) | ⓘFrancon quarry, Montréal, Québec, Canada |
| 69.6km (43.2 miles) | ⓘSt Lawrence Columbium Mine, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada |
| 70.9km (44.0 miles) | ⓘBond zone, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada |
| 71.0km (44.1 miles) | ⓘManny zone, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada |
| 92.8km (57.6 miles) | ⓘSaint-André carbonatite complex, Argenteuil RCM, Laurentides, Québec, Canada |
| References |
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada