Sections 2 and 63.
1N.I.Conglomerate; grit (or gritstone), sandstone, greywacke, siltstone, mudstone, shale (excluding alum shale and oil shale), slate, limestone (including chalk), dolomite; schist (all varieties except graphite schist), gneiss; granite and porphyry (all varieties except decomposed granite in the form of clay); rhyolite (except decomposed rhyolite in the form of clay); aplite, syenite (and related rocks), basalt (and related rocks), picrite (and related rocks).
2N.I.Any superficial deposit of gravel or sand, whether of fluvioglacial, river or marine origin.
3N.I.All of the following of Quaternary Age, namely, boulder clay, laminated clay, alluvial clay and silt.
4N.I.All agricultural soil.