Above this bl fissile slky to study Sh with thin Sr interbeds Loc, 3. Hogback N + S of here is double. To N, road Muddy ? sandstone Muddy 23'± in rd cut chiefly fine fmdd., massive to thick bedded wethis brn is white. HZs 129 cht pebble cpl on top surfzcc above it zone interbed blzk~ + sile, shale + Siltst. Shale beneath Muddy not exposed. Could be trenched N of road in vic. of gop in the Muddy. The swale W of the Muddy is only partly in Sh. Sandy beds come in half across.. First some plty Fe br, weth thin beds, then a massive ss bed which weathers yellow gray to buff 41