| Locality type: | Mine |
| Classification |
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| Species: | Heulandite-Ca |
| Formula: | (Ca,Na)5(Si27Al9)O72 · 26H2O |
| Comments: | Half the crystal analyzed contained calcian heulandite-K (Nordrum et al 2003) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Heulandite-Ca data |
| Locality Data: | Click here to view Langsæv Mine, Steinsås, Barbudalen, Arendal, Agder, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 625937 |
| Long-form Identifier: | 1:3:625937:2 |
| GUID (UUID V4): | a3ba957e-74ce-4ec4-a3e4-3145a7518ad6 |
| Nearest other occurrences of Heulandite-Ca |
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| 47.2km (29.3 miles) | ⓘLjosland 10 Feldspar Quarry (Storsynken), Ljosland, Iveland, Agder, Norway |
| 53.6km (33.3 miles) | ⓘFlåt Nickel Mines, Flåt, Evje og Hornnes, Agder, Norway |
| 59.6km (37.0 miles) | ⓘValberg Quarry, Valberg, Kragerø, Telemark, Norway |
| 71.3km (44.3 miles) | ⓘHamre Copper Mine, Bygland, Agder, Norway |
| 88.5km (55.0 miles) | ⓘSagåsen Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway |
| 89.8km (55.8 miles) | ⓘBjørndalen Quarry, Tvedalen, Larvik, Vestfold, Norway |
| References |
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