| 单词 | pitch ore |
| 释义 | > as lemmaspitch ore pitch ore n. Mineralogy (a) (more fully copper pitch ore) a dark brown ore of copper containing chrysocolla and limonite; also called pitchy copper ore; (b) = pitchblende n. (now rare); †(c) = pitticite n. (obsolete). ΘΚΠ the world > the earth > minerals > ore > [noun] > metal ore > copper ore > types of red copper1507 misy1543 grey copper1590 yellow ore1630 grey orea1728 pitch ore1776 red copper ore1776 fahlerz1796 tile-ore1823 cuprite1850 lettsomite1850 velvet copper-ore1850 yellows1851 meneghinite1852 peacock copper1858 peacock ore1858 horseflesh ore1868 plush-copper1881 the world > the earth > minerals > ore > [noun] > metal ore > uranium ore pitchblende1770 medjidite1848 uraninite1868 pitch ore1896 the world > the earth > minerals > types of mineral > arsenates > [noun] > sulph-arsenate of iron pitticite1826 pitch ore1896 the world > the earth > minerals > ore > [noun] > metal ore > iron ore > others bloodstone1504 haematite1543 yellow share1590 keel1596 brush-ore1678 mush1686 brush-iron-ore1695 iron glance1792 specular iron (also iron ore)1796 steel-ore1796 oligistc1803 black band1811 old man1811 spathose iron-ore1823 pitticite1826 siderose1834 blink klip1835 pharmacosiderite1835 sphaerosiderite1837 fossil ore1846 jacutinga1846 vignite1846 siderite1848 junckerite1865 needle iron-ore1867 xanthosiderite1868 specularite1892 pitch ore1896 minette1902 taconite1905 the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > rutile and uranite groups A02 > uraninite pitchblende1770 uraninite1868 nivenite1889 pitch ore1896 1776 J. Seiferth tr. C. E. Gellert Metallurgic Chym. viii. 46 Pitch-ore, so called from its appearance of a dark pitch, or rather of a glossy metallic scoria. It is rarely found, and must not be confounded with the sea-coal, or slate like copper-ore. 1796 R. Kirwan Elements Mineral. (ed. 2) II. iv. 139 Sometimes this Ore is mixed with Bitumen..and is called Pech Erz or pitch Ore. 1816 R. Jameson Syst. Mineral. (ed. 2) III. 553 Uranium. This Order contains three species, viz. Pitch-ore, Uran-mica, and Uran-ochre. 1855 E. G. Squier Notes Central Amer. x. 163 The upper, or old mine of Coloal has..copper pitch ore and black copper. 1896 A. H. Chester Dict. Names Minerals 211 Pitticite..was earlier called pitch-ore. 1929 Amer. Mineralogist 14 317 Usually copper pitch ore..is found only in small patches. < as lemmas |
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