 | | 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 |  | | Book | | petrography of the interesting and unique nepheline syenite massif of Ditro in Transylvania, on which he...names for the various “foid” root names, e.g. nepheline syenite; and 34 are rock terms. The Bibliography...scapolite F = feldspathoids or foids including nepheline, leucite, kalsilite, analcime, sodalite, nosean...names have been given, e.g. limburgite = hyalo-nepheline basanite (6) the prefix micro- should be used...components include perovskite, olivine, haüyne, nepheline and pyroxene. If these minerals comprise > 10% |  | | Book | | Basalts and dolerites Ultramafic igneous rocks Nepheline syenites and allied rocks Phonolites, related...volcanics and their hypabyssal rep resentati ves Nepheline monzonites, essexites and related rocks Tephrites...occur with other minerals, e.g. titanaugite and nepheline, and may be found with magnetite and fayalite...ultra-alkaline rocks. Felsic types include phonolites and nepheline syenites, peralkaline and alkali trachytes, peralkaline...albite (ab), anorthite 14 Igneous rocks {an), nepheline (ne), leucite (/c), corundum (C); and femic, including |
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