Shivangi Asked a Question
September 2, 2021 1:20 pmpts 30 pts
4B. The sedimentary rock dark gray in colour, composed of mainly the rock fragments with more feldspar than quartz is knowrn as: A Arkose B. Sub-arkose D. Quartz arenite C. Gray-wacke
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  • Mayank vedwal Vedwal Best Answer
    answer should be greywacke.. because graywacke is dark grey color rock which is mainly composed of rock fragments. U can check it in pettijohn's classification of sandstone that in...
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