共生矿产
共生矿产-
伴生、共生矿产多；
More associated and coexisted minerals .
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共生和伴生矿产有：赤铁矿、黄铁矿和稀有元素镓，可综合利用。
Its association of economic importance is commonly hematite and pyrite , as well as rare earth element , gallium .
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第二十五条矿床勘探必须对矿区内具有工业价值的共生和伴生矿产进行综合评价，并计算其储量。
Article 25 In prospecting for mineral deposits , a comprehensive assessment of the paragenetic and associated minerals of commercial value within the mining area must be made and their reserves calculated .