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�00 <br /> "TWINING <br /> CONCRETE INSIGHT <br /> Morrison Quarry Rock Petrography Page 20 <br /> ML <br /> •mac', <br /> G ~ <br /> i <br /> it <br /> R <br /> T]. <br /> 1 <br /> 4' <br /> (b) <br /> Figure 4.2g. Sample HDR-002(112.0-112.4).Transmitted light photomicrograph of thin section showing detail <br /> of rock in (a) plane-polarized and (b) cross-polarized light. Red arrows indicate silt to sand sized quartz <br /> grains. Red brackets indicate diameter of quartz grans. Orange arrow indicates reddish-brown clay material. <br /> Blue arrow indicates muscovite. <br /> Report No. 227893.d 22 November 2022 <br />