脈石礦物 màishíkuàngwù gangue mineral Definitions Defs Origin Strokes Stroke Words Sentences Sents 脉石矿物 脈石礦物 màishíkuàngwù gangue mineral A mineral that occurs naturally alongside valuable ore in a deposit but has no economic value itself.
脉石矿物 脈石礦物 màishíkuàngwù gangue mineral A mineral that occurs naturally alongside valuable ore in a deposit but has no economic value itself.
