i) to be proprietary was not tantamount to the establishment by the respondent of his rights to mines and mineral products in the villages of his Jagir for which there must be an actual grant or contract or law or custom or usage recognising such rights and this could only be determined by the Collector by holding an inquiry under s.37(2) of the Bombay Land Revenue Code,and,therefore the High Court was clearly in error in coming to the conclusion that the inquiry initiated by the second appellant under s.37(2) of the Bombay Land Revenue Code,was incompetent or without jurisdiction