Sakshi Asked a Question
September 16, 2021 1:41 pmpts 30 pts
69. Alkali feldspar syenite is essentially composed of: (1) Both alkali and plagioclase feldspars (2) Minerals need microscope to see. (3) Only alkali feldspar Plagioclase feldspar and biotite (4)
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  • Saurabh 1 thankyou
    Consists primarily of alkali feldspar and minimal amount of plagioclase(contributes less than 10% ). So correct option should be (1) .
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