div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=us-geological-survey-publications-warehouse-2011-04-18-sk-10-60-103-left-handhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: US Geological Survey Publications Warehouse · 2011-04-18 · Sk 10 60 103 Left-hand bar represents granitic rocks middle bar metamorphic foliated rocks right-hand bar limestone loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220501065f4480e35b838c487e6e4515html5thumbnails1jpg width=140 height=200 divdiv