单词 | tri-rhomboidal |
释义 | > as lemmastri-rhomboidal tri-rhomboidal adj. Brit. /ˌtrʌɪrɒmˈbɔɪdl/ , U.S. /ˌtraɪrɑmˈbɔɪd(ə)l/ having eighteen faces occupying the positions of those of three different rhomboids.ΘΚΠ the world > matter > chemistry > crystallography (general) > crystal (general) > specific crystal forms > [adjective] > miscellaneous others secondary1816 trapezian1816 triacontahedral1816 tri-dodecahedral1816 tri-hexahedral1816 tri-octahedral1816 tri-rhomboidal1816 octodecimal1817 octoduodecimal1817 octosexdecimal1817 pentahexahedral1817 octahedrala1824 trigonal1878 pinacoidal1879 tetartopyramid1891 trisoctahedral1891 tetartohexagonal1895 tetartosystematic1895 1816 R. Jameson Treat. External Characters Minerals (ed. 2) 197 Tri-rhomboidal; this, in the Wernerian Crystallography, is a double six-sided pyramid, with alternately broad and narrow lateral planes,..and..acuminated on the extremities with three planes, which are set on the smaller lateral planes. Example, Tri-rhomboidal calcareous-spar. < as lemmas |
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