| Locality type: | Island |
| Classification |
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| Type: | Nepheline-syenite |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Nepheline-syenite data |
| Locality Data: | Click here to view Nchisi Island (Chilwa Island; Shirwa Island), Zomba, Southern Region, Malawi |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1429671 |
| Long-form Identifier: | 1:3:1429671:0 |
| GUID (UUID V4): | 47372b5c-0fbd-43a2-b289-372cd3dc5fc2 |
| Nearest other occurrences of Nepheline-syenite |
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| 31.9km (19.8 miles) | ⓘTundulu Complex, Phalombe, Southern Region, Malawi |
| 32.2km (20.0 miles) | ⓘMongolowe-Chaone-Chikala Complexes, Machinga, Southern Region, Malawi |
| 33.8km (21.0 miles) | ⓘNkalonje Hills, Phalombe, Southern Region, Malawi |
| 45.2km (28.1 miles) | ⓘChinduzi Intrusion, Mongolowe-Chaone-Chikala Complexes, Machinga, Southern Region, Malawi |
| 47.4km (29.4 miles) | ⓘSongwe Hill REE Project (Songwe Hill carbonatite), Phalombe, Southern Region, Malawi |
| 47.6km (29.6 miles) | ⓘJunguni Hill, Machinga, Southern Region, Malawi |
| 69.2km (43.0 miles) | ⓘTundo Intrusion, Milange District, Zambezia Province, Mozambique |
| 86.2km (53.6 miles) | ⓘTumbine Intrusion, Milange District, Zambezia Province, Mozambique |
| References |
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|
Eby, G.N., Roden-Tice, M., Kreuger, H.L., Ewing, W., Faxon, E.H., and Woolley, A.R. (1995): Geochronology and cooling history of the northern part of the Chilwa alkaline province, Malawi. Journal Afr. Earth Sci. 20, 275-288. doi.org/10.1016/0899-5362(95)00054-W |
