| Locality type: | Quarry |
| Classification |
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| Species: | Monteregianite-(Y) |
| Formula: | (Na,K)6(Y,Ca)2Si16O38 · 10H2O |
| Habit: | prismatic, acicular, tabular |
| Colour: | colourless, white, grey, mauve |
| Quality for species: | Excellent - world class for species or very significant. (!!) |
| Abundance at site: | Rare |
| Confirmation |
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| Validity: | Valid - Type Locality |
| Associated Minerals Based on Photo Data: |
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| Calcite | ⓘ26 photos of Monteregianite-(Y) associated with Calcite at this locality. |
| Albite | ⓘ15 photos of Monteregianite-(Y) associated with Albite at this locality. |
| Quartz | ⓘ13 photos of Monteregianite-(Y) associated with Quartz at this locality. |
| Leucosphenite | ⓘ11 photos of Monteregianite-(Y) associated with Leucosphenite at this locality. |
| Pectolite | ⓘ6 photos of Monteregianite-(Y) associated with Pectolite at this locality. |
| Vinogradovite | ⓘ3 photos of Monteregianite-(Y) associated with Vinogradovite at this locality. |
| Fluorite | ⓘ2 photos of Monteregianite-(Y) associated with Fluorite at this locality. |
| Narsarsukite | ⓘ2 photos of Monteregianite-(Y) associated with Narsarsukite at this locality. |
| Chabazite-Na | ⓘ2 photos of Monteregianite-(Y) associated with Chabazite-Na at this locality. |
| Microcline | ⓘ2 photos of Monteregianite-(Y) associated with Microcline at this locality. |
| Data |
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| Mineral Data: | Click here to view Monteregianite-(Y) 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 (69 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 22179 |
| Long-form Identifier: | 1:3:22179:1 |
| GUID (UUID V4): | 8ede081c-39a8-4a8e-b58c-6aa26180a3f9 |
| References |
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada