| Locality type: | Outcrop |
| 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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| Calcite | ⓘ2 photos of Heulandite Subgroup associated with Calcite at this locality. |
| Quartz | ⓘ2 photos of Heulandite Subgroup associated with Quartz at this locality. |
| Stellerite | 1 photo of Heulandite Subgroup associated with Stellerite at this locality. |
| Hematite | 1 photo of Heulandite Subgroup associated with Hematite at this locality. |
| Epistilbite | ⓘ1 photo of Heulandite Subgroup associated with Epistilbite at this locality. |
| Data |
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|
| Mineral Data: | Click here to view Heulandite Subgroup data |
| Locality Data: | Click here to view Hvalstöðin (Hvalstöd), Hvalfjarðarsveit, Western Region, Iceland |
| Photo Gallery | View Gallery (3 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 421492 |
| Long-form Identifier: | 1:3:421492:2 |
| GUID (UUID V4): | 4ef6e035-e0a5-41bf-959f-19a4d436c9e1 |
| Nearest other occurrences of Heulandite Subgroup |
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| 1.3km (0.8 miles) | ⓘRoadcut road 47 near Þyrill, Helguvik, Hvalfjarðarsveit, Western Region, Iceland |
| 1.5km (0.9 miles) | ⓘÞyrill Mountain (Thyrill), Hvalfjarðarsveit, Western Region, Iceland |
| 16.1km (10.0 miles) | ⓘHvalfjarðareyri (Hvaleyri), Kjósarhreppur, Capital Region, Iceland |
| 33.0km (20.5 miles) | ⓘSvignaskarð Quarry, Borgarbyggð, Western Region, Iceland |
| 33.1km (20.6 miles) | ⓘNesjavellir geothermal field, Grímsnes- og Grafningshreppur, Southern Region, Iceland |
| 35.7km (22.2 miles) | ⓘRoute 1 road cut, Haugar, Borgarbyggð, Western Region, Iceland |
| 54.7km (34.0 miles) | ⓘMjöadalsa, Hvammur, Borgarbyggð, Western Region, Iceland |
| 59.7km (37.1 miles) | ⓘTrolladyngja, Grindavíkurbær, Southern Peninsula, Iceland |
| References |
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Hvalstöðin, Hvalfjarðarsveit, Western Region, Iceland