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Heulandite-Ca from
Teigarhorn, Berufjörður, Djúpavogshreppur, Múlaþing, Eastern Region, Iceland
| Locality type: | National Monument | |
| Classification | ||
|---|---|---|
| Species: | Heulandite-Ca | |
| Formula: | (Ca,Na)5(Si27Al9)O72 · 26H2O | |
| Comments: | Neuhoff et al finds that heulandites from the stage II formation are dominantly occupied by Ca 2+, although in some samples Na+ and K+ constitute up to 30 % of the exchangable ions. | |
| Quality for species: | Excellent - world class for species or very significant. (!!) | |
| Significance: | Significant commercial deposit of this mineral. | |
| Confirmation | ||
| Validity: | Believed Valid | |
| Associated Minerals Based on Photo Data: | ||
| Stilbite-Ca | 2 | |
| Quartz | 2 | |
| Celadonite | 1 | |
| Scolecite | 1 | |
| Data | ||
| Mineral Data: | Click here to view Heulandite-Ca data | |
| Locality Data: | Click here to view Teigarhorn, Berufjörður, Djúpavogshreppur, Múlaþing, Eastern Region, Iceland | |
| Photo Gallery | View Gallery (14 photos) | |
| Data Identifiers | ||
| Mindat Occurrence Record ID: | 696725 | |
| Long-form Identifier: | 1:3:696725:3 | |
| GUID (UUID V4): | 0 | |
| Nearest other occurrences of Heulandite-Ca | ||
| 53.5km (33.3 miles) | ⓘQuarry at Oddskarðsvegur, Neskaupstaður, Fjarðabyggð, Eastern Region, Iceland | |
| References | ||
Teigarhorn, Berufjörður, Djúpavogshreppur, Múlaþing, Eastern Region, Iceland