| Locality type: | Open-Cast Mine |
| Classification |
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| Species: | Pectolite |
| Formula: | NaCa2Si3O8(OH) |
| Habit: | prismatic, acicular, fibrous |
| Colour: | white, grey |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Grossular | 65 |
| - var Hessonite | 8 |
| - var Chrome-bearing Grossular | 3 |
| Diopside | 30 |
| Prehnite | 10 |
| Apophyllite Group | 7 |
| Chrysotile | 6 |
| Fluorapophyllite-(K) | 5 |
| Calcite | 4 |
| Albite | 4 |
| Vesuvianite | 4 |
| - var Manganese-bearing Vesuvianite | 4 |
| Quartz | 3 |
| - var Smoky Quartz | 1 |
| Tacharanite | 1 |
| Annite | 1 |
| Data |
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| Mineral Data: | Click here to view Pectolite data |
| Locality Data: | Click here to view Jeffrey Mine, Val-des-Sources, Les Sources RCM, Estrie, Québec, Canada |
| Photo Gallery | View Gallery (123 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 22015 |
| Long-form Identifier: | 1:3:22015:4 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Pectolite |
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| 50.7km (31.5 miles) | ⓘNormandie mine, Saint-Joseph-de-Coleraine, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 54.0km (33.6 miles) | ⓘMine Lac d'Amiante (Lake Asbestos Mine; "LAB Mine"; "Black Lake Mine"), Saint-Joseph-de-Coleraine, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 55.6km (34.5 miles) | ⓘBritish Canadian mine (B.C. 1 mine; B.C. 2 mine; Martin mine; Black Lake mine; American mine; Dauville mine), Black Lake, Thetford Mines, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 60.8km (37.8 miles) | ⓘBell mine, Thetford Mines, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 60.9km (37.8 miles) | ⓘJohnson mine, Thetford Mines, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 61.3km (38.1 miles) | ⓘKing mine, Thetford Mines, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 65.9km (41.0 miles) | ⓘFlintkote mine, Pontbriand, Thetford Mines, Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada |
| 95.4km (59.3 miles) | ⓘ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 |
| References |
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Jeffrey Mine, Val-des-Sources, Les Sources RCM, Estrie, Québec, Canada