| Locality type: | Road Cutting |
| Classification |
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| Species: | Helvine |
| Formula: | Be3Mn42+(SiO4)3S |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Analcime | 2 |
| Gonnardite | 2 |
| Andradite | 2 |
| Data |
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| Mineral Data: | Click here to view Helvine data |
| Locality Data: | Click here to view E18 roadcuts, Slevolden, Porsgrunn, Telemark, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 171067 |
| Long-form Identifier: | 1:3:171067:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Helvine |
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| 1.0km (0.6 miles) | ⓘRønningen E 18 roadcuts, Porsgrunn, Telemark, Norway |
| 1.4km (0.9 miles) | ⓘKjølsrød, Bjørkedalen, Porsgrunn, Telemark, Norway |
| 3.8km (2.3 miles) | ⓘKokkersvold, Kokkersvold - Blåfjell E18 roadcuts, Langangen, Porsgrunn, Telemark, Norway |
| 4.6km (2.9 miles) | ⓘRamsåskollen, Skien, Telemark, Norway |
| 4.9km (3.1 miles) | ⓘChiavennite dike, Blåfjell (E18 roadcuts), Kokkersvold - Blåfjell E18 roadcuts, Langangen, Porsgrunn, Telemark, Norway |
| 6.0km (3.7 miles) | ⓘBuer, Bjørkedalen, Porsgrunn, Telemark, Norway |
| 9.2km (5.7 miles) | ⓘEikevegåsen Quarry, Bassebu, Porsgrunn, Telemark, Norway |
| 9.7km (6.0 miles) | ⓘFerry Quay, Bjørkøya, Porsgrunn, Telemark, Norway |
| 10.3km (6.4 miles) | ⓘSagåsen Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway |
| 10.3km (6.4 miles) | ⓘSaga 1 Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway |
| References |
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E18 roadcuts, Slevolden, Porsgrunn, Telemark, Norway