单词 | veinstone |
释义 | veinstonen. 1. Geology and Mining. Cf. vein n. 2a. a. Crystalline or earthy matter forming the bulk of the material in a vein and containing metallic ore; gangue, matrix (matrix n. 3a). ΘΚΠ the world > the earth > minerals > mineral sources > [noun] > material containing ore > matrix miner?a1425 mother stone1442 minera?1645 matrix1651 mother-spar1681 veinstone1696 gangue1778 veinstuff1796 gangart1799 matrice1855 cement1881 skarn1901 1696 T. Robinson New Observ. Nat. Hist. ii. i. 101 Their Veins are only fill'd with Sparr, Soyl, Clay or Vein-stone. 1709 T. Robinson Ess. Nat. Hist. Westmorland & Cumberland 37 The appearance of several Veins of Spar, Soil, and Vein-Stone breaking out upon the Surface. 1789 J. Williams Nat. Hist. Mineral Kingdom I. 284 What I call veinstone, is a compound mineral concretion, of various colours, appearances, and degrees of hardness. 1869 Eng. Mech. 31 Dec. 380/1 Quartzose veinstone often contains iron pyrites. 1882 Rep. Precious Metals (U.S. Bureau of Mint) i. 599 A simple and cheap mode of extracting the gold from low-grade vein-stone. 1958 M. L. Wolf Dict. Painting 179 A substance known as gangue (vein-stone) is often offered as mineral gray, but it is not a successful substitute. 2014 C. M. Bristow in J. Cassar et al. Stone Hist. Buildings 113/1 The older buildings in the mineralized areas often use various kinds of veinstone, much of which arose from metalliferous mining. b. As a count noun: a piece or kind of such matter; a matrix. ΚΠ a1728 J. Woodward Attempt Nat. Hist. Fossils Eng. (1729) i. 163 Vein-stones, or Bodies consisting of Spar, earthy Stones, or other Matter..found lodg'd in the Veins..of the Strata along with the Ores of Metals and Minerals. 1799 R. Kirwan Geol. Ess. 410 Of these, the most soluble were first carried off,..and being deposited on the surfaces of the rift, formed, what are called, the veinstones. 1845 J. Phillips & C. G. B. Daubeny Geol. in Encycl. Metrop. VI. 777/1 The veinstones are chiefly quartz. 1883 Science 1 130/1 All serpentines not veinstones..appear to belong to peridotite. 1994 R. E. Bevins Mineral. Wales 38/2 Alabaster (1990) reported aragonite replacing alstonite in cavities and veinstones. 2. A calcified concretion in a vein or thrombus; = phlebolith n. Now rare or disused. ΘΚΠ the world > health and disease > ill health > a disease > disorders of internal organs > vascular disorders > [noun] > concretion phlebolite1830 veinstone1833 phlebolith1837 1833 Edinb. Med. & Surg. Jrnl. 39 41 I think I traced them [sc. calcareous concretions in the lungs] to branches of veins—a fact which, if verified by others, generalizes our knowledge of these bodies, by referring them to the general head of phlebolites or vein-stones. 1849–52 Todd's Cycl. Anat. & Physiol. IV. ii. 1400/2 The curious bodies called phlebolites, phlebolithes, or vein-stones,..are true vascular calculi. 1948 Plastic & Reconstructive Surg. 3 10 Usually these vein stones are readily palpable and they may be removed with very little bleeding. This entry has been updated (OED Third Edition, June 2017; most recently modified version published online June 2022). < n.1696 |
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