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单词 galenoid
释义

galenoidadj.n.

/ɡəˈliːnɔɪd/
Etymology: < galena n. + -oid suffix.
A. adj.
Resembling galena.
ΘΚΠ
the world > the earth > minerals > ore > [adjective] > lead ore
pottern1612
galenic1828
galenical1828
galenoid1884
the world > the earth > minerals > types of mineral > sulphides and related minerals > [adjective] > galena
galenic1828
galenical1828
galenoid1884
1884 Athenæum 26 Apr. 541/1 Depositing..a lustrous galenoid coating by the decomposition of an alkaline solution of lead tartrate with sulphur urea.
B. n.
Crystallography. (See quot. 1882) [The form occurs most frequently in galena, whence the name.]
ΘΚΠ
the world > matter > chemistry > crystallography (general) > crystal (general) > specific crystal forms > [noun]
tripyramid1828
trisoctahedron1837
fluoroid1850
sphenoid1855
discalenohedron1872
prism1878
tetrakis-hexahedron1878
galenoid1882
macroprism1883
semi-form1895
tetartohedron1895
tetrakisdodecahedron1895
trichite1900
1882 A. H. Green Geol. for Students: Physical Geol. (ed. 3) ii. 45 The complete form is bounded by 3 x 8 = 24 equal and similar isosceles triangles; it is called..the Trigonal Trisoctahedron, or the Galenoid.
This entry has not yet been fully updated (first published 1898; most recently modified version published online September 2019).
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adj.n.1882
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