| Classification |
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| Species: | 'Heulandite Subgroup' (not an IMA approved species) |
| Formula: | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| Confirmation |
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|
| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Quartz | ⓘ2 photos of Heulandite Subgroup associated with Quartz at this locality. |
| Calcite | ⓘ1 photo of Heulandite Subgroup associated with Calcite at this locality. |
| Data |
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| Mineral Data: | Click here to view Heulandite Subgroup data |
| Locality Data: | Click here to view Montclair, Montclair, Essex County, New Jersey, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 79802 |
| Long-form Identifier: | 1:3:79802:6 |
| GUID (UUID V4): | af974c78-043a-4d83-b8e7-63e0a7eb0591 |
| Nearest other occurrences of Heulandite Subgroup |
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| 2.2km (1.4 miles) | ⓘMcDowell's Quarry (Osborne and Marsellis Quarry), Upper Montclair, Montclair, Essex County, New Jersey, USA |
| 2.3km (1.4 miles) | ⓘF.J. Marley Quarry, Verona, Essex County, New Jersey, USA |
| 5.0km (3.1 miles) | ⓘHoudaille Quarry, Little Falls Township, Passaic County, New Jersey, USA |
| 5.1km (3.2 miles) | ⓘFrancisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA |
| 5.4km (3.4 miles) | ⓘGreat Notch, Little Falls Township, Passaic County, New Jersey, USA |
| 6.0km (3.7 miles) | ⓘUnion Building and Construction Quarry, Woodland Park, Passaic County, New Jersey, USA |
| 8.3km (5.1 miles) | ⓘRiverside Quarry, Woodland Park, Passaic County, New Jersey, USA |
| 9.0km (5.6 miles) | ⓘLower New Street Quarry, Paterson, Passaic County, New Jersey, USA |
| 9.1km (5.7 miles) | ⓘUpper New Street Quarry, Paterson, Passaic County, New Jersey, USA |
| 9.2km (5.7 miles) | ⓘGarret Street condominium construction site, Paterson, Passaic County, New Jersey, USA |
| References |
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Montclair, Montclair, Essex County, New Jersey, USA