MINING & QUARRYING Coverage
incidental to oil and gas extraction excluding surveying, (vi) 120 - Mining of uranium and thorium ores (e.g. pitchblende), including concentrating of such ores, (vii) 131 - Mining of iron ores, (viii) 132 - Mining of non-ferrous metal ores, except uranium and thorium ores, (ix) 141 - Quarrying of stone, sand and
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