6/11/98 56 This has chert and brown weathering zone at top - see photos & previous day's road well sorted, X bedded calcareous limestone brownish 25' est burrowed here & there X-bedded calcareous limestone ripple bedded calcareous limestone Claystone/siltstone + very N.F. sand Calcareous coarse X-bedded Ls. calcareous, siltstone, mudstone 2'-3" alternating beds sl-gray siltstone 6"-16" Congl. (pyrite?) iron oxide stain Calcareous, med/p/g), little clay/siltstone wavy bedding, 6"-1' beds,