| 单词 | vein gold |
| 释义 | > as lemmasvein gold (b) Designating a metal, mineral, or rock occurring in a vein or veins, as vein gold, vein granite, vein quartz, etc. ΘΚΠ the world > the earth > minerals > mineral deposits > [adjective] > types of deposit veined1785 nodular1794 vein1822 wandering1886 warped1886 hypothermal1906 supergene1914 mesothermal1922 podiform1928 xenothermal1935 the world > the earth > minerals > types of mineral > native elements and alloys > [noun] > native gold gold dust1607 virgin gold1673 sand gold1766 vein gold1834 rhodium gold1844 free gold1854 shot gold1858 flour-gold1869 stream-gold1875 1822 Q. Jrnl. Sci. & Arts Apr. 187 We see clearly that the crystallization of the vein-granite has been influenced by the greater or less width of the fissures. 1833 Edinb. New Philos. Jrnl. 14 273 In situations where no kunkur occurs, such appearances are constantly observed; the vein quartz projecting in long narrow tubular masses, to the height of several feet above the surface. 1834 Rep. Select Comm. Gold & Copper Mines (Doc. No. 8) 1 in Jrnl. House Delegates Commonw. Virginia The petitioners have, in the explorations made by them for vein gold, disbursed large sums of money. 1922 Geogr. Jrnl. 59 423 Graphitic schists have also been noted, but are rare. They are dislocated by profuse intrusion of vein granite. 1948 Proc. Prehistoric Soc. 14 129 Brown and purple quartzite cobbles, pieces of vein quartz and of lydite. 1956 G. Taylor Silver i. 2 The bankets of Witwatersrand, in which vein-gold and alluvial deposits are mixed. 1987 U.S. Geol. Surv. Bull. No. 1711-A. a12/2 The entire area within the boundary of the Indian Pass Wilderness Study Area is judged to have low potential..for resources of vein copper. 2006 Oceania 76 146 Females of all ages are found mining alluvial and vein gold alike. < as lemmas |
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