| 单词 | mineral vein |
| 释义 | mineral vein (once / 80404 pages) n WORD FAMILY mineral vein: mineral veins USAGE EXAMPLESThe origin of gold-bearing mineral veins is inseparably connected with that vexed question, the origin of mineral veins generally. Cochrane, Robert, The Romance of Industry and Inventi...(2011) In mineral districts the fissures have been filled with various spars and ores, forming what are known as mineral veins. Various, Encyclopaedia Britannica, 11th Edit...(2011) It seems that in Australia many of the best mineral veins are capped with iron, and run through schistose rocks traversed by dioritic dykes. Govett, Ernest, Art Principles—With Special Referen...(2011) n a layer of ore between layers of rock Syn|Hypo|Hyper vein bonanza an especially rich vein of precious ore formation, geological formation (geology) the geological features of the earth |
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