Piedmont potassic alteration zone is the product of potsash 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。

In addition , only pentlandite, coffinite and the epidote in the alteration zone of volcanogene hydrothermal gold deposit are typomorphic minerals.

同时指出只有镍黄铁矿、水硅铀矿和火山热液型金矿床蚀变带中的绿帘石为标型矿物。

The Hongniu Cu deposit in "Sanjiang Metallogenetic Zone" is occurred in the skarnization alteration zone in the margin of marble and the hornfels body.

“三江成矿带”内的红牛铜矿,赋存于大理岩边部矽卡岩化蚀变带及角岩体中。