Journal of Geological Society of India (Online archive from Vol 1 to Vol 78)

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Nepheline Syenite in the Deccan Traps of Jawhar, Bombay


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1 Geology Department, St. Xavier's College, Bombay, India
     

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The paper records the occurrence of nepheline syenite noticed as a narrow vertical dyke in the Deccan Trap area near Khuded, about 90 miles north-east of Bombay. A full description is given of the nepheline syenite, including its physical, chemical and optical characters; and on the basis of these data, the mode of origin of this nepheline syenite and its age relationship with reference to the adjacent Deccan basalts are discussed.
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  • Nepheline Syenite in the Deccan Traps of Jawhar, Bombay

Abstract Views: 401  |  PDF Views: 2

Authors

R. N. Sukheswala
Geology Department, St. Xavier's College, Bombay, India
R. K. Avasia
Geology Department, St. Xavier's College, Bombay, India

Abstract


The paper records the occurrence of nepheline syenite noticed as a narrow vertical dyke in the Deccan Trap area near Khuded, about 90 miles north-east of Bombay. A full description is given of the nepheline syenite, including its physical, chemical and optical characters; and on the basis of these data, the mode of origin of this nepheline syenite and its age relationship with reference to the adjacent Deccan basalts are discussed.