000			01107cab a2200265 4500
001			A202
008			090401t1989 xxu||||| |||| 00| 0 eng d
035			_a(Sirsi) u27701
041			_aeng
100			_aFloyde, A.E.
245			_aHistory of techniques and instrumentation used for open stope surveying at Isa mine
260			_c1989
350			_a0
490			_aLand & Minerals Surveying _v7(8) August 1989, 373-378(6)
520			_aFor more than 20 years there has been a requirement for surveying open stopes at Mount Isa, ranging from one-off situations in the early days, to a basis requirement for all copper stopes to be surveyed prior to filling of the void and with lead stopes being surveying as required. This paper describes the techniques and instrumentation used over this period, from the most basic to the present modern equipment.
650			_aAUSTRALIA
650			_aMINING SURVEYS
650			_aMOUNT ISA MINE
650			_aSTOPE SURVEYS
690			_aLAND SURVEYING
690			_aMINING AND MINERALS
700			_aCampbell, J.A.
942			_n0
948			_c04/03/1997
999			_c18657 _d18657