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| 原生矿物 | |||
| 主要矿物 | |||
| 原生〔未氧化的〕矿物 | |||
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| 原生矿物指在内生成岩和成矿条件下自岩浆熔体或热水溶液中结晶形成的矿物，如花岗岩中的石英、长石、云母,各种热液矿床中的黄铁矿、黄铜矿、方铅矿等均属原生矿物 | |||
| 原生矿物 | |||
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primary minerals : 4 phrases in 2 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Technology | 3 |
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