Geology and Mining. A deposit of a metallic ore, crystalline mineral, or other distinct material filling an extended continuous crack or fissure…
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| 单词 | θ6344 |
| 释义 | the world > the earth > minerals > mineral deposits > [noun] > vein (62) veina1387 Geology and Mining. A deposit of a metallic ore, crystalline mineral, or other distinct material filling an extended continuous crack or fissure… vein1601 An ore (cf. mine, n. 2a). Obsolete. leader1855 Mining. A small and insignificant vein, which leads to or indicates the proximity of a larger and better. manta1874 A vein, seam, or lode; a mineral placer. Subcategories:— principal (4) — thin (9) — branching (4) — crossing (3) — curving (3) — perpendicular (2) — step- or fault-vein (2) — lower vein (1) — edge or side (2) — join or intersection (3) — solid part (1) — vein of ore (18) — direction of (2) — thickness or depth of (1) — parts of specific shape (1) — loose fragments on surface above (1) — sudden disappearance of (1) |
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