Golden Fire Brick Vein under 3rd SS, 2700' 2nd grade firebrick Elmer Rowe. Golden Mine at Needle Hogback - being excavated Aug. 1952, Clay bed up to 23' ft. according to Muller (Rowe says three) Clay Av, 14' miner From top of clay bed up. A 2.6 At bzo & G sands four, fine then interbedded silt & fine sandstone and siltstone 12 mince B 41.5 Dk grey argillaceous siltsta + silty clay with some interbedded silt, pyraste. Sandstone, fine gr, white. C 1.5 D 1.5 Dk grey silty clay & argill. siltstone. E 1.3 Argill. siltstone. F 2.3 As in D G 1.2 As in E. H 1.6 As in D I 3.3 Sandstone, fine gr, top with worm borings. J 2.5 Argil ck gr siltstn & hard silty claystone. Massive. K 1.7 Thin bedded to laminated ck silty shale with thin beds fine ss + silt lamine L 6.8 Sandstone, fine grained, same 17.