Assessment of Mineralogical and Geochemical Composition of Oligocene/Eocene Black Shale Deposits in Beni Suef Area, Egypt

<div>Cross plot of SiO<sub>2</sub> vs. sum of Al<sub>2</sub>O<sub>3</sub> + Na<sub>2</sub>O + <i>K</i><sub>2</sub>O for the analyzed samples to determine the conditions of deposition (after [<a href="/journals/amse/2022/1606431/#B25">25</a>, <a href="/journals/amse/2022/1606431/#B48">48</a>]).</div>

Advances in Materials Science and Engineering

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Figure 6

Figure 6: Assessment of Mineralogical and Geochemical Composition of Oligocene/Eocene Black Shale Deposits in Beni Suef Area, Egypt 