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单词 graphic tellurium
释义

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graphic tellurium
b. Of a mineral: Presenting on the surface, or in the fracture, an appearance of written or printed characters. graphic gold, graphic ore, graphic tellurium: = sylvanite n. graphic granite (see quot. 1859).
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the world > the earth > minerals > mineral structure or appearance > [adjective] > cleavage or fracture
beddy1709
splintery1794
conchoid1802
conchoidal1802
graphic1814
axotomous1834
fendillated1853
plagioclastic1869
plagioclasic1913
1814 A. Aikin Man. Mineral. 70 Graphic tellurium. Graphic Gold.
1823 A. Ure Dict. Chem. (ed. 2) Graphic-ore, an ore of tellurium, occurring in veins in porphyry in Transylvania.
1828 Amer. Jrnl. Sci. 14 362 Granite, is..graphic, when [etc.].
1838 Penny Cycl. XI. 355/2 The felspar in graphic granite is almost one huge crystallized mass.
1859 D. Page Handbk. Geol. Terms 185 Graphic Granite..a binary compound of felspar and quartz—the quartz being disposed through the felspar matrix like lines of Arabic writing.
1868 J. D. Dana Syst. Mineral. (ed. 5) 81 Graphic Tellurium.
1879 F. Rutley Study of Rocks xii. 211 The so-called graphic-granite..in which the quartz..roughly resembles Hebrew characters.
extracted from graphicadj.n.
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