div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader043fdocumentsinreader043viewer20220313105c01372f09d3f2377a8ce8e6html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: pubsusgsgov · MALHA FORMATION--Red-brown to purplish-red rhyolitic to rhyodacitic less commonly andesitic well-layered ash-flow tuff interlayered with minor pebble conglomerate src=https:reader043fdocumentsinreader043viewer20220313105c01372f09d3f2377a8ce8e6html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdiv