Como #3 Approx measurement of qtzite & soft white ss, = 27' Then 10.5' of variegated sandy clay & ss, bottom 3' reddish ss clayey, then chiefly, greyish clay green that silky top it's grey white with yellow to red striin. Above this about 1' black sandy & thin beds silts woom track then purple brown ferrousaceous layer, its calc may be concretionary. Compare this with Como #4 p.30, which is further north where road crosses bluff