| 释义 |
ˈstock-work Mining.
Also -werk.
[repr. G. stockwerk. See stock n.1 55 c.]
A deposit (esp. of tin) in which the ore is distributed through a large mass of rock.
1808R. Jameson Syst. Mineral. III. xi. 255 A Stock⁓werk, is a mountain-mass of greater or less extent, traversed in all directions by a very great number of small veins. 1839Ure Dict. Arts 1241 The Cornish ores occur..2. in stockwerks, or congeries of small veins. 1845Encycl. Metrop. VI. 771/2 The stockwork of the German miners is to be considered as a mass of rock impregnated with metallic matters, in numerous small veins, which come together irregularly, so as to make particular parts extremely rich. 1881Raymond Mining Gloss., Stockwork (Germ., Stockwerk). An ore-deposit of such a form that it is worked in floors or stories. It may be a solid mass of ore, or a rock-mass so interpenetrated by small veins of ore that the whole must be mined together. 1957Mineral. Mag. XXXI. 588 In these the tin ores occur as stockworks of topaz-bearing greisen. |