Helvine from
Tangane, Siktesøya, Porsgrunn, Telemark, Norway
| Locality type: | Pegmatite | ||||||
| Classification | |||||||
|---|---|---|---|---|---|---|---|
| Species: | Helvine | ||||||
| Formula: | Be3Mn42+(SiO4)3S | ||||||
| Comments: | in small druses in albite | ||||||
| Habit: | Tetrahedra up to 1 mm | ||||||
| Colour: | Yellow brown | ||||||
| Confirmation | |||||||
| Validity: | Believed Valid | ||||||
| Associated Minerals: | |||||||
| Associates: | Aegirine Albite Analcime Chlorite Group Magnetite Natrolite Pyrophanite Zircon | ||||||
| Data | |||||||
| Mineral Data: | Click here to view Helvine data | ||||||
| Locality Data: | Click here to view Tangane, Siktesøya, Porsgrunn, Telemark, Norway | ||||||
| Data Identifiers | |||||||
| Mindat Occurrence Record ID: | 641441 | ||||||
| Long-form Identifier: | 1:3:641441:2 | ||||||
| GUID (UUID V4): | 0e5cc40a-e211-473f-929f-84a4b3b51eaa | ||||||
| Nearest other occurrences of Helvine | |||||||
| 2.4km (1.5 miles) | ⓘFerry Quay, Bjørkøya, Porsgrunn, Telemark, Norway | ||||||
| 2.9km (1.8 miles) | ⓘZircon prospect, Stokkøya, Larvik, Vestfold, Norway | ||||||
| 4.6km (2.8 miles) | ⓘSagåsen Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway | ||||||
| 4.6km (2.9 miles) | ⓘHeia Quarry, Tvedalen, Larvik, Vestfold, Norway | ||||||
| 4.7km (2.9 miles) | ⓘSaga 1 Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway | ||||||
| 5.3km (3.3 miles) | ⓘJohs Nilsens Quarry, Tvedalen, Larvik, Vestfold, Norway | ||||||
| 5.3km (3.3 miles) | ⓘTuften, Tvedalen, Larvik, Vestfold, Norway | ||||||
| 5.5km (3.4 miles) | ⓘA/S Granit Quarry, Tuften, Tvedalen, Larvik, Vestfold, Norway | ||||||
| 5.8km (3.6 miles) | ⓘArent Quarry, Tvedalen, Larvik, Vestfold, Norway | ||||||
| 6.1km (3.8 miles) | ⓘVevja Quarry, Tvedalen, Larvik, Vestfold, Norway | ||||||
| References | |||||||
| Reference Search (possible matching items) | |||||||
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