By L. N. Kogarko, V. A. Konova, M. P. Orlova, A. R. Woolley (auth.)

ISBN-10: 9401042284

ISBN-13: 9789401042284

ISBN-10: 9401105138

ISBN-13: 9789401105132

Alkaline rocks and carbonatites have the main different and severe compositions of all igneous rocks. This quantity describes all of the recognized occurrences within the former USSR.

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Extra info for Alkaline Rocks and Carbonatites of the World: Part Two: Former USSR

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1965. - r ~ t=l Ijolite pegmatite Perovskite-phlogopitetitanomagnetite ore veins Phlogopite and pyroxenephlogopite veins Calcite-amphibole-diopside rocks Coarse and medium ore pyroxenites Iv vi V m • ~ Apatite-rich zones Fine-grained pyroxenite Fine-grained nepheline pyroxenite Fine-grained feldspar pyroxenite Melteigite Olivinite Phlogopite-rich rocks Fig. 22. , 1965, Fig. 71). R. - ~ ~ y y y y y y y y y y y y y y y\y y y y y y y y y '( y y y y y y y y y y '( '( '( ~ y y y \. y y y y y y y _ Dolomite carbonatite 110 L LL Ijolite pegmatite • _ •• - Tinguaite v v Vermiculite-phlogopite • and phlogoplte veins Pyroxenite Olivinite (wehrlite) Feldspathic pyroxenite Tremolite, dolomite-francolite and amphibole carbonatites rv--vl - Coarse and ~ pegmatitic olivinite ,......

28 This occurrence is situated on the southern coast of the small bay of Kanda-guba on the White sea. 6 km2 , is partly covered by Quaternary sediments. According to geophysical data it has a structure which is close to vertical and it is considered to be the uppermost part of a larger intrusion. It has a zonal structure with small areas of apatitebearing ijolite in the centre, which change outwards to malignites and carbonatites. The periphery of the complex is composed of alkaline syenites. Fenitized Kola and Karelia ..

1987. Geology and mineralogy of apatite deposits of the Kola peninsula, USSR. Akademii Nauk SSSR, Kola Branch, Geological Institute, Apatity. 69 pp. I . N. 1978. The conditions of formation, complexity and quality of the Kola Peninsula nepheline ore deposits. Nepheline raw material, 26-32. Nauka, Leningrad. O. E. 1984. Carbonatites of the Khibina . Akademii Nauk SSSR, Kola Branch, Apatity. 98 pp. A. 1953. Structural petrology. Leningrad State University, Leningrad. 310 pp. A. 1957. On the classification of nepheline rocks.

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Alkaline Rocks and Carbonatites of the World: Part Two: Former USSR by L. N. Kogarko, V. A. Konova, M. P. Orlova, A. R. Woolley (auth.)


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