| Locality type: | Island |
| Classification |
|---|
|
| Species: | Zircon |
| Formula: | Zr(SiO4) |
| Age information |
|---|
|
| Maximum recorded age: | 125.8 ± 7.7 Ma |
| Minimum recorded age: | 125.8 ± 7.7 Ma |
| Sample ages: | |
| Sample references: | |
| 1 | - | Eby, G.N., Roden-Tice, M., Krueger, H.L., Ewing, W., Faxon, E.H., Woolley, A.R. (1995) Geochronology and cooling history of the northern part of the Chilwa Alkaline Province, Malawi. Journal of African Earth Sciences, 20 (3) 275-288 doi:10.1016/0899-5362(95)00054-w |
|---|
|
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
|---|
|
| Mineral Data: | Click here to view Zircon data |
| Locality Data: | Click here to view Nchisi Island (Chilwa Island; Shirwa Island), Zomba, Southern Region, Malawi |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 1317604 |
| Long-form Identifier: | 1:3:1317604:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Zircon |
|---|
|
|
| 32.2km (20.0 miles) | ⓘMongolowe-Chaone-Chikala Complexes, Machinga, Southern Region, Malawi |
| 32.9km (20.5 miles) | ⓘMount Malosa, Zomba, Southern Region, Malawi |
| 43.1km (26.8 miles) | ⓘMachemba Mountain, Phalombe, Southern Region, Malawi |
| 47.4km (29.4 miles) | ⓘSongwe Hill REE Project (Songwe Hill carbonatite), Phalombe, Southern Region, Malawi |
| 53.5km (33.3 miles) | ⓘUtale Occurrence, Balaka, Southern Region, Malawi |
| References |
|---|
|
Dowman, E., Wall, F., Treloar, P. J., Rankin, A. H., & Corkhill, C. (2017). Rare-earth mobility as a result of multiple phases of fluid activity in fenite around the Chilwa Island Carbonatite, Malawi. Mineralogical Magazine, 81(6), 1367-1395. |
|
