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Sample n° 3117
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
LEPIDOLITE | KLi2AlSi4O10F2 | phyllosilicates | mica | major |
Description
Description:
pegmatite with purplish mica
Information:
geochronology - Aldrich, L.T., Wetherill, G.W., David, G.L. & Tilton, G.R., 1958. Radioactive ages of micas from granitic rocks by Rb-Sr and K-A methods. Transactions of the American Geophysical Union 39, 1124-1134. // Monteyne-Poulaert, G., Delwiche, R. & Cahen, L., 1962. Ages des minéralisations pegmatitiques et filoniennes du Rwanda et du Burundi. Bulletin de la Société Belge de Géologie 71, 210-222. // Monteyne-Poulaert, G. & Cahen, L., 1964. Ages des granites, pegmatites et filons de la chaîne kibarienne au Katanga. Rapport Annuel du Département de Géologie et Minéralogie du Musée Royal de l'Afrique Centrale, Année 1963, pp. 88-91. // Cahen, L., Delhal, J. & Monteyne-Poulaert, G., 1966. Age determinations on granites, pegmatites and veins from the Kibaran belt of central and northern Katanga (Congo). Nature 210, 1347-1349. // Cahen, L., Delhal, J. & Deutsch, S., 1967. Rubidium-strontium geochronology of some granitic rocks from the Kibaran Belt (Central Katanga, Rep. of the Congo). Annales du Musée Royal de l'Afrique Centrale, Série In-8°, n° 59, 65 pp.
Origin
- Country: Congo (RDC)
- Region: Katanga
- Locality: Manono
Specification
-
Donors: GéominesDonation year: 1952
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Sampling year:Registration date:
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Quantity: 1Size: 2
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Dimension code 1>2>3: 2Quality code 1>2>3: 1
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no