| Locality type: | Occurrence |
| Classification |
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| Species: | Feldspar Group var: Perthite |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Perthite data |
| Locality Data: | Click here to view Nsengwa Hill, Neno, Southern Region, Malawi |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1429518 |
| Long-form Identifier: | 1:3:1429518:2 |
| GUID (UUID V4): | 25482813-4121-4d3b-b251-a3a2640c8044 |
| Nearest other occurrences of Perthite |
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|
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| 43.9km (27.3 miles) | ⓘTambani Intrusion, Mwanza, Southern Region, Malawi |
| 73.4km (45.6 miles) | ⓘSalambidwe Intrusion, Chikwawa, Southern Region, Malawi |
| 74.3km (46.1 miles) | ⓘJunguni Hill, Machinga, Southern Region, Malawi |
| 78.1km (48.6 miles) | ⓘMongolowe-Chaone-Chikala Complexes, Machinga, Southern Region, Malawi |
| References |
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| Reference Search (possible matching items) |
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 | | Book (edition) | | Department of Mines and G. E. Parsons (1961) : Malawi Geological Survey and M. S. Garson and W. C. Smith...Tanzania Geological Survey and N. J. Guest (1954) : Malawi Geological Survey and M. S. Garson and W. C. Smith...Bailey and J. F. Schairer (1964) Figure 10-17: Malawi Geological Survey and M. S. Garson and W. C. Smith...15-19: Malawi Geological Survey and M. S. Garson and W. C. Smith (1958) Figure 15-25: Malawi Geological...Jr., completed most of the field work on the Iron Hill complex of Gunnison County, Colorado, in 1912-1913 |  | | Journal (issue) | | Several years of prospecting work narrowed down tl-ie region of economic interest to an area around Koidu, 8°...different times on the region and their findings are summarised below. The region is composed almost entirely... and 6,000 ft., the nearest relict area to the region of the kimberlite outcrops being at a height of...ft. As the average elevation of the kimberlite region is only about I ,200 ft., it would thus appear...biotite-adamellitecarries large phenocrysts of microcline-perthite and sericitised oligoclase, as well as interstitial |
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