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�00 <br /> "TWINING <br /> CONCRETE INSIGHT <br /> Morrison Quarry Rock Petrography Page 53 <br /> FT <br /> f i r <br /> -.� fir• - - <br /> i <br /> F <br /> (a) S9l�I] <br /> r <br /> r <br /> ��yt,-� ,t ti "tom ���`_ )• <br /> (b) <br /> Figure 4.7e. Sample HDR-004 (383.0-383.9). Another transmitted light photomicrograph of thin section <br /> showing detail of rock in (a) plane-polarized and (b) cross-polarized light. Blue arrows indicate foliated <br /> biotite grains. Green arrows indicate foliated hornblende grains. Red arrow indicates quartz. Purple arrows <br /> indicate fine grained interstitial talc. <br /> Report No. 227893.d 22 November 2022 <br />