 | | Journal (article/letter/editorial) | | oeeurence of trace elements (18), especially Ag, in the galena sample. Being secondary, recrystallized minerals...Measurement of the isotopic composition of sulfur in galena, 5. Geological or mineralogical evidence. Instructive...measurements of the isotopic composition of sulfur in galena samples. As in both cases a correlation with the...out only a limited number of sulfur analyses on galena. Fig. 8 shows our results. A dependence of the...determinations on lead ores different types of galena deposits and correlate this to the problem of anomalous |  | | Report (issue) | | The Natural History Museum of Milan and its Madagascar Collection The Museo Civico di Storia Naturale... the museum began paleontologic fieldwork in Madagascar (upper Permian fauna and Jurassic and Cretaceous...fieldwork in Madagascar in 1996 in collaboration with other institu tions in Madagascar, Italy, and the...Pezzotta has spent a total of twenty nine months in Madagascar making geological-mineralogical surveys. In collaboration...both classic and new minerals and gemstones from Madagascar opened at the Natural History Museum in Milan |  | | Report (volume) | | barite in the outer zone. The maximum amounts of galena and sphalerite occur in the outer part of the fluorite...Magnesian Limestone of Permian age is mineralized with galena and sphalerite throughout its entire thickness...associated fluorite, calcite, quartz, sphalerite, galena, pyrite, marcasite, and clay minerals (Schulz,...in the Beja district; as a gangue mineral with galena at Segura, Castelo Branco district; and as a banded...pink granite east of Aswan; in quartz veins with galena at Siwigat el-Soda; and in quartz veins with a |  | | Book | | however, the older and very familiar name of Madagascar is retained. The coming into existence of two...The Marine Permo-Trias of the Eastern Coast and Madagascar. 6. Triassic Volcanic Activity. VI VII Vill...Intercalaire”. 5. Marine Cretaceous. 6. Tertiary. oye MADAGASCAR 1. Pre-Cambrian. 2. Pre-Karroo Palaeozoic. 3...Republic), East Africa, Angola, South Africa and Madagascar. Its geographical importance is equalled by its...years—lepidolite from Letaba: 2,815 m.y. instead of 3,850; galena from Stavoren: 2,010 m.y. instead of 880; lepidolite | | | Book | | however, the older and very familiar name of Madagascar is retained. The coming into existence of t,vo...The Marine Permo-Trias of the Eastern Coast and Madagascar. 6. Triassic Volcanic Activity. · VI THE NORTHERN...Intercalaire". 5. Marine Cretaceous. 6. Tertiary. MADAGASCAR 1. Pre-Cambrian. 2 . Pre-Karroo Palaeozoic. 3...Republic), East Africa, Angola, South Africa and Madagascar. I ts geographical importance is equalled by...lepidolite from Letaba: 2,815 m.y. instead of 3,850; galena from Stavoren: 2,010 m.y. instead of88o; lepidolite |  | | Journal (issue) | | NIGERIA • • • • • TI-IE GRAPHITE INDUSTRY OF MADAGASCAR (With Map) COTTON GROWING IN TANGANYII{A • ...TECHNICAL AND COMMERCIAL INVESTIGA TIONS FOODSTUFFS Madagascar Beans.-The ordinary large butter beans consumed...country are produced in Madagascar and are consequently usually known as '' Madagascar beans.'' The plant...inferior both in colour and size to the ordinary Madagascar beans sold in the United Kingdom and would realise...Hector Duff to the I THE GRAPHITE INDUSTRY OF MADAGASCAR 61 roadrail tractor (see page 54), and it is |  | | Book (volume) | | ..................................... C. The Madagascar Ridge and the Crozet Plateau ....................................................... F. The Madagascar Basin ........................................................... VI. The Palaeoposition of Madagascar .. .... .. .. .. .. .. .. .... .. .. .. .. ....631 635 638 643 An Outline of the Geology of Madagascar J. Boast and A. E. M. Nairn I. Introduction...the Antarctic bottom water from Crozet to the Madagascar basin (Fig. 4; Burckle et at., 1974; Warren, |  | | Report (issue) | | de galenes de Madagascar [Second series of measurements of age of galenas from Madagascar]: Acad. Sci....conventional ages of five galena specimens from different parts of Madagascar are determined as 330±r50...330±r50 million years (Ankitokazo); 390±60 million years (Migioky); 1,890±50 million years (Ambatomitsangana);...v. 67, no. 11, p. 1557-1558,1056. The age of a galena sample from the Homestake mine determined by lead...Precambrian:jnineralization is indicated. The age of a galena sample from the Sp^kane mine cannot be obtained |
|
