Zobrazeno 1 - 9
of 9
pro vyhledávání: '"E.Yu. Rokosova"'
Publikováno v:
Russian Geology and Geophysics. 63:153-164
—To reveal the formation conditions of synnyrites in the Synnyr alkaline pluton, we studied melt inclusions in the minerals of shonkinites and pseudoleucite syenites, in apatite segregations in pyroxenites, shonkinites, and synnyrites, and in the m
Publikováno v:
Geochemistry International. 56:651-669
Data obtained on lamprophyres from the carbonatite–volcanic unit in the lower horizon of the Tomtor Massif indicate that the rocks and zoned diopside and kaersutite phenocrysts in them are enriched in incompatible elements more significantly than i
Publikováno v:
Russian Geology and Geophysics. 58:887-902
The influence of parental melts on the chemical composition of rock-forming minerals of alkaline lamprophyres (monchiquites) referred to as the volcanic series of porphyritic potassic alkaline-ultrabasic rocks was studied in the Tomtor alkaline-ultra
Publikováno v:
Petrology. 24:608-625
The paper presents data on inclusions in minerals of the least modified potassic lamprophyres in a series of strongly carbonatized potassic alkaline ultramafic porphyritic rocks. The rocks consist of diopside, kaersutite, analcime, apatite, and rare
Publikováno v:
Russian Geology and Geophysics. 57:1298-1311
The olivine shonkinites localized among dunites and alkali gabbroids in the northern part of the alkaline ultrabasic Inagli massif (northwestern part of Central Aldan) have been studied. The obtained data on the chemical and trace-element composition
Publikováno v:
Russian Geology and Geophysics. 56:466-475
Inclusions of mineral-forming environments in apatite-containing ijolites and magnetite–phlogopite–apatite ores in carbonatites were studied to elucidate the genesis of apatite mineralization in the Guli alkaline ultramafic carbonatite massif. Pr
Autor:
L. I. Panina, E.Yu. Rokosova
Publikováno v:
Russian Geology and Geophysics. 54:613-626
Dikes of biotitic shonkinites and minettes of the complex Ryabinovyi alkaline massif (Central Aldan) have been studied. The dikes are localized in a neck of K-picrites in the northeast of the massif, which intrudes gold-bearing microcline–muscovite
Publikováno v:
Geochemistry International. 49:120-138
Alkaline-basic dike from the Yllymakh Massif (Central Aldan) has been studied. Its partially crystallized matrix contains corroded phenocrysts of olivine and hypidiomorphic phenocrysts of clinopyroxene and pseudo-, epileucite. It was found that pheno
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