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而由云母片岩蚀变而来的绿泥石矿石呈块状或片理状、颜色为灰绿色和深灰色。
Massive pyrite-clear quartz ores and network polymetallic sulfide minerals-grey colour quartz ores formed.
youdao
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而由云母片岩蚀变而来的绿泥石矿石呈块状或片理状、颜色为灰绿色和深灰色。
Massive pyrite-clear quartz ores and network polymetallic sulfide minerals-grey colour quartz ores formed.
youdao