The alteration are mainly silicification, sericitization, k feldspathization and pyritization.
蚀变类型主要有硅化、绢云母化、钾化、黄铁矿化。
Piedmont potassic alteration zone is the product of potash feldspathization, part of the zone is ore body.
矿区山前钾化带是钾化蚀变的产物，局部地段构成矿体。
Wall rock alterations include sericitization, silicification, potassic feldspathization, biotitization, pyritization, hematitization and hydrous kaolinization.
绢云母化、硅化、钾长石化、黑云母化、黄铁矿化、赤铁矿化及水合多水高岭石化等。
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