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《Gold》 1989-04
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Pillar recovery of orebody no. 8 at East-Tongyu Gold Mine

Jiang Yunren (East-Tongyu Gold Mine)  
This paper emphatically described the shap,e of pillar, the pillar method and technical economic index at orebody no. 8 of East-Tongyu Gold Mine, also, briefly introduced the economic benefit carrying on by pillar extraction method. A long-term practice has proved that the pillar extraction method is suitable not only for the recovery of orebody no. 8 in this mine but also achieves better economic effects.
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