THE MARKES FORTHE PROSPECTING OF ORES AND THE INDICESFOR THE IDENTIFYING OF CONTAMINATION ARE THE HIGH CONTENTS OF Tl, Hg, AsIN PLANTS AND ANIMALS IN THE LANMUCHANG Tl MINING DISTRICT

• 富集铊汞砷的生物是滥木厂铊矿床找矿和铊矿区污染的标志