51. Junction plane of one bed rock with other
52. Average Felspar percentage is igneious rock
53. Fault planes associated with a zone of crushed rocks
54. Silicate of magnesium and iron called
55. The soda and lime felspars known as
56. Minerals are
57. Strike fault also called
58. Lead sulphide also called
59. Hydrothermal deposits are related to
60. The minerals that are recognised by tasted and smell are
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