41. On the English side, the stratum fold. 42. The rocks exposed on the island form a continuous sedimentary stratum more than thick. 43. The mineral is mined by dissolving an underground dry mineral stratum with artesian water. 44. The underlying geology is a soft sandstone covered with a stratum of white sand. 45. The thickness of the " stratum corneum " varies throughout the body. 46. Only when an impenetrable stratum is met, does water appear on the surface. 47. It appears whitish because a thickened underlying stratum basale obscures the underlying blood vessels. 48. The stratum of ashes was from 50 cm to 1 m 50 cm thick. 49. The pronunciation is most similar to that of the dialects from the first stratum . 50. The internal ranking stratum among Coloureds is complex.